Inverter Repair | Inverter Repair Service

In economics, there is a concept of "Supply" - "Demand", if we apply specifically in this case, service drive repair Manufacturers are the "Supply" source and the inverter users that need repair are called "Demand" sources. Are you in need of supplies from Ocean Corp? If you are having problems with this product line, find out in detail the extremely useful information below.

Error codes and how to repair the inverter brands

Repair of Mitsubishi inverter

Common error codes for Mitsubishi inverter

ERROR CODE	ERROR INFORMATION
E	Drive history report is faulty
HOLD	The operation panel is locked
LOCK	Password is locked
Er 1 - 4	Error of machine parameter recording
rE 1 - 4	Operation error when copying
Err	Report inverter defective
OL	Overcurrent or stall protection
oL	Overvoltage protection or stall protection
RB	Early warning reduces regeneration
TH	Early warning the thermal relay function is overloaded
PS	Stop PU
MT	Output of signal under maintenance
CP	Copy device parameters
SL	Speed ​​limit signaling (Output during speed limit)
FN	Defective cooling fan alarm
E.OC1	Interrupt over current while speeding up device
E.OC2	Overcurrent interrupt while the speed does not change
E.OC3	Interrupt over current during acceleration or stop
E.OV1	Regenerative overvoltage interrupt during acceleration
E.OV2	Regenerative overvoltage interrupt during constant speed

How to fix Mitsubishi inverter errors

ERROR INFORMATION	HOW TO FIX
Error panel	Hold
Error name	Operator panel lock
Error description	Operation lock mode has been set. STOP / RESET operation mode is disabled when used.
Remedy for errors	Hold down the MODE button for 2 seconds to re-unlock the Panel
Error panel	LOCD
Error name	The password has been locked
Error description	Password lock function is active. Display and setting parameters are restricted.
Remedy for errors	Enter the password into Pr. 297 Password lock / unlock, to unlock the password function before operating the device
Error panel	Er1
First name	Error of data logging disabled
Describe	> You have tried to make parameter setting when Pr. 77. Parameter write selection has been set to disable parameter writing.
	> The alarm frequency jump setting range is duplicated.
	> 5-point adjustable V / F setting is overlapped
	> PU and inverter cannot perform transmission as usual
Remedy for errors	> Check the setting of Pr. 77 Select to write parameters.
	> Check the settings of Pr. 31 -> 36 (core frequency hopping).
	> Check the settings of Pr. 100 -> Pr. 109 (5-point V / F adjustable).
	· Check the connection of PU - the inverter.
Error panel	Er2
Error name	Recording error during operation
Error description	When parameter writing is performed during device operation with a value other than “2” set in Pr. 77 and STF
Remedy for errors	> Reset price "2" in Pr. 77.
	> After stopping operation, perform parameter setting.
Error panel	Er3
Error name	Error related to calibration
Error description	Deviation and gain correction values ​​at analog input point are too close.
Remedy for errors	Check the settings of C3 - C4 - C6 and C7 (calibration function).

Repair ABB inverter

ABB inverter error code table

ERROR SIGNALS	ERROR INFORMATION
A0001	Overcurrent error report
A0002	DC bus overvoltage error
A0003	Inverter overheat error
A0004	Short circuit error
A0005	Error setting wrong parameters
A0007, A0008	Report loss of analog input signal
A0009	Engine overheat error
A0010	Error message screen signal loss
A0011	Error that the run command could not be activated
A0017	ABB inverter Thermal resistor error
A0022	Input source error
A0023	Encoder error
A0024	Speeding error
A0034	Engine error

How to fix inverter faults ABB

Error A001: Overcurrent - Overcurrent error at the drive output.

There are 4 common causes of this error:

• Output is short-circuited.
• The motor has a circuit
• The inverter has a damaged circuit from the inside
• Output of excess current.

Recovery plan

• Check the engine load for any problems.
• Check the motor cable you are using ..
• Check your device's boot time.
• Check for ambient conditions.

Error A002: DC Overvolt - Overvoltage indicator

The cause of the error:

>> This error can be caused by an inertial load, as some controller functions require a discharge resistor attached or the selected discharge resistor's value does not match the value of the power.

How to fix the error

• Check the control system again
• Check resistance level
• Inverter parameter reset

Error A003: DEV Overtemp - IGBT overheating error

Reason: The IGBT's temperature control exceeds the interrupt limit of 135 degrees Celsius.

Recovery plan Check the environmental conditions - cooling fan performance - motor voltage.

Error A004 Short Circ - Short circuit the inverter.

Reason: Due to the inverter or motor short.

How to fix: Check the motor, cable and inverter for short, fire position or not.

Error A005: Error due to wrong settings of the device.

How to fix: Need to adjust the parameters or Reset to the default style.

>> You can read more article information: How Repair of the ABB inverter ours.

Fuji inverter repair service

Fuji inverter error codes

STT	ERROR SIGNALS	ERROR INFORMATION
1	OC1, OC2, OC3	Instant overflow
2	OV1, OV2, OV3	Overvoltage
3	LV	Low pressure
4	Ln	Phase loss at the input
5	OPL	Loss of phase at output
6	OH1, OH4	Overheating error
7	dbH	Overheat braking resistor
8	OL1, OL2, OLU	Error overload
9	Er1	Internal memory error
10	Er2	Communication error transmitting information from keyboard
11	Er3	CPU error
12	Er4	Communication card error
13	Er6	Operational protection
14	Er8, ErP	RS-485 communication error
15	ErF	Error loading data
16	ErH	Hardware failure
17	Err	Fake warning
18	CoF	Break the feedback cord

How to repair Fuji inverter

STT	ERROR INFORMATION	HOW TO FIX
1	Error OL1 is a motor overload error	Check that the Fuji inverter motor and setting function are correct
2	Error OLU overload error on Fuji inverter	This error is usually caused by the ambient temperature or the load is too heavy, so check and fix these 2 problems
3	Inverter reports overcurrent error at acceleration oC1	Reinstall the appropriate acceleration time
4	Inverter reports overcurrent error at deceleration oC2	Reset the deceleration time properly
5	The inverter reported an overcurrent error while running oC3	Sudden load change - recheck load, reset drive
6	The inverter does not error but cannot run	Check the contactor control wire or the communication part
7	The inverter runs but has no output voltage:	Adjust the power or check the circuit board
8	The inverter is fluttering	Check the controller wire or circuit board again
9	The inverter drives the motor very hot when running	Check the output phase of the inverter again
10	Drive runs CB source jump	Due to the inverter's short circuit
11	Energize the inverter CB to jump	The inverter has an input short circuit
12	The inverter runs fast and slow, sometimes the frequency increases and sometimes the frequency decreases abnormally	Check the frequency adjustment again
13	The inverter controls the motor running jerky	Loss of pressure or unbalanced 3-phase pressure.
14	Inverter can only run at low frequency, running at high frequency error OC	The inverter is too old to be replaced
15	Inverter is running ground fault	Damaged circuit board
16	Drive when running short circuit error	Power or circuit board defective
17	Drive runs with low voltage error load	Check the contactor again, the CB supplies the power
18	Inverter overheat	Check the cooling fan again
19	Overvoltage inverter	Check the source pressure again
20	Output error	Check the wiring from the inverter to the motor again
21	Inverter overload error	Damaged circuit board
22	The inverter reported a loss of input phase	Test 3-phase input source

Repair Delta inverter

Error codes of the Delta inverter

STT	ERROR SIGNALS	ERROR INFORMATION
1	oC	Over current
2	oV	Overvoltage on DC bus
3	oH	Overheating
4	Lv	Low pressure error
5	oL, oL1, oL2	Error overload
6	ocA	Over current when accelerating
7	OCD	Over current when decelerating
8	OCN	Over current when running
9	EF	The EF port is enabled
10	cF1	Internal IC is not programmed
11	cF2, cF3, HPF	Hardware error
12	codeE	Software error
13	cFA	Error acceleration / deceleration
14	GF	Error hitting the ground
15	CE1	Communication error

How to fix the error of the Delta inverter

STT	ERROR INFORMATION	HOW TO REPAIR
1	Oca (Oc at accel) - Overcurrent error when accelerating	Check insulation on the output line, Increase acceleration time
2	ocd (Oc at decel) - Overcurrent during deceleration	Check insulation on the output line, Increase deceleration time
3	ocn (Oc at normal SPD): Overcurrent error in stable operation	Check insulation on the output line, check motor load
4	ocS (Oc as stop) - Hardware failure of current detector circuit.	Contact a delta inverter repair center.
5	GFF (Grround fault) - Ground fault	Check if the wiring between the inverter and motor is short-circuited or grounded, Check if the source IGBT is damaged.
6	occ (Short Circuit) - Short circuit error between the upper and lower bridges of the IGBT	Contact a delta inverter repair center.
7	ovA (Ov at accel) - DC-BUS overvoltage fault during acceleration	Check if the input voltage is within the inverter rated limit, Check the peak voltage
8	ovd (ov at decel) - DC-BUS overvoltage error during deceleration	Check if the input voltage is within the inverter's rated limit, check the peak voltage
9	ovn (ov at normal SPD) - DC-BUS overvoltage hole at fixed speed	Check if the input voltage is within the inverter rated limit, Check the peak voltage
10	ovS (Ov at stop) - Malfunction of the voltage detector circuit	Check if the input voltage is within the rated limit if it has a peak pulse.
11	LvA (Lv at accel) - The DC-BUS voltage error is less than the set value at parameter P06-00 during acceleration.	Check input voltage, Check for sudden change of load.
12	Lvd (Lvat decel) - DC-BUS voltage error is less than set value at parameter P06-00 during deceleration.	Check input voltage, Check for sudden change of load.
13	Lvn (Lv at normal SPD) - The DC-BUS voltage error is less than the set value at parameter P06-00 at fixed speed.	Check input voltage, Check for sudden change of load.

Repair of Hitachi inverter

Hitachi inverter fault codes

STT	ERROR CODE	ERROR INFORMATION
1	E01	Overcurrent when the speed is constant
2	E02	Over current when decelerating
3	E03	Over current when accelerating
4	E04	Overcurrent under other conditions
5	E05	Report overload error
6	E06	Overload braking resistor
7	E07	Defective overvoltage - EEPROM fault
8	E08	Defective low voltage
9	E10	CT detects the line
10	E11	The CPU encountered an error
11	E13	USP error
12	E14	Report ground fault
13	E15	Input overvoltage
14	E16	Temporary loss of capacity
15	E20	Overheating because the fan spins slowly
16	E21	Overheating error
17	E23	Port array communication error
18	E24	Input phase loss error
19	E25	Error on main circuit board
20	E30	IGBT error
21	E35	Thermal resistor error
22	E36	Error wins
23	E37	Error of emergency stop
24	E38	Low speed overload error
25	E41	ModBus communication error

How to repair Hitachi inverter

STT	ERROR INFORMATION	HOW TO CORRECT THE ERROR FREQUENCY
1	Overcurrent when the speed is constant	Check insulation on the output line, check motor load
2	Over current when decelerating	Check insulation on the output line, Increase deceleration time
3	Over current when accelerating	Check insulation on the output line, Increase acceleration time
4	Overcurrent under other conditions	Contact a delta inverter repair center.
5	Report overload error	Check motor load
6	Overload braking resistor	Check for sudden change of load.
7	Defective overvoltage - EEPROM fault	Check if the input voltage is within the rated limit of the inverter,
8	Defective low voltage	Check if the input voltage is within the rated limit of the inverter,
12	Report ground fault	Check if the wiring between the inverter and motor is short-circuited or grounded.
13	Input overvoltage	Check the source pressure again
14	Temporary loss of capacity	Adjust the power or check the circuit board
15	Overheating because the fan spins slowly	Check the cooling fan again
16	Overheating error	Check the cooling fan again
17	Port array communication error	Check the contactor control wire or the communication part
18	Input phase loss error	Test 3-phase input source
19	Error on main circuit board	check the circuit board
20	IGBT error	Check if the source IGBT is damaged.

Repair Keb inverter

Error code table and how to fix Keb inverter

Common mistakes	How to fix
Inverter indicates overcurrent error during acceleration oC1: (current> 180 - 200% of rated current)	Reset the appropriate acceleration time: The inverter runs when the motor has not completely stopped: wait for the motor to stop then run or set the inverter to run in speed-catching mode (tracking / fly start)
Inverter reports overcurrent error at deceleration oC2	Reset the deceleration time properly
	Add braking resistor
The inverter reported an overcurrent error while running oC3	Load change abruptly: check the load again, reset the inverter
	The source voltage is not stable
The inverter does not error but cannot run	Check the drive command with one of the following methods:
	► Install wrong then reinstall
	► If running Terminal, check the control wire or switch (relay or PLC output).
	► If communication is running, check the communication
Drive runs but no output voltage	Damaged inverter capacity and circuit board → Contact for repair
The inverter is fluttering	Check the control wire again
	Damaged circuit board → contact repair
The inverter drives the motor very hot when running	High motor output current check inverter setting
	Output phase loss is caused by light load and inverter's poor protection, so there is no error → long run of motor fire and inverter explosion
Drive runs CB source jump	The inverter is short-circuited → contact repair
	The inverter has input short circuit → repair contact
	→ Absolutely not close the CB many times, causing explosion or damage
The inverter runs fast and slow, while the frequency goes up and down	Check the frequency adjustment again
	Damaged controller board → contact repair
The inverter controls the motor running jerky	Output voltage loss or unbalanced 3-phase output → contact repair
Inverter can only run at low frequency, running at high frequency error OC	The inverter is aging or the circuit board is damaged → contact for repair
Inverter is running ground fault	Damaged inverter board → contact for repair
Drive when running short circuit error	Damaged power or inverter board → contact it for repair
Drive runs with low voltage error load	Check contactor, CB power supply (contact is not good)
	Damaged circuit board → contact repair
Inverter overheat	Check the cooling fan → replace the fan if the fan fails
	Damaged circuit board → contact repair
Overvoltage inverter	Check the source pressure again
	Damaged circuit board → contact repair
Output error	Check the wiring from the inverter to the motor again
	Check the motor, the inverter diode and the motor torque
	Drive lost 1 phase output → contact repair
Inverter overload error	Damaged circuit board → contact repair
The inverter reported a loss of input phase	Check the 3-phase input source (check the CB and the Contactor power supply) if all is good, the inverter fails the board → we have 2 solutions.
	► Remove input phase loss protection and run normally
	► Contact for repair

Repair of the Vacon inverter

Error table and Vacon inverter corrections

Error code	Error name	Reason
Error number 1	Overcurrent error	Excessive current on the motor can be caused by: - Increase the load too heavy suddenly - Short circuit at the cable connecting to the motor - The motor capacity is not suitable for the inverter ...
Error number 2	Overvoltage error	The inverter's DC-link voltage exceeds the limit due to: - Acceleration time is too short - The input voltage supplied to the inverter is increased
Error number 3	Error hitting the ground	Error in the cable to the motor, the motor shell is hit.
Error number 8	System error	Damaged controller board
Error number 9	Low voltage error	The input voltage supplied to the inverter drops or the inverter has a short, causing DC-link to drop.
Error number 11	Error output phases	Power and circuit board are damaged
Error number 14	Overheating error	The cooler fan is damaged or the circuit board is damaged
Error number 17	Error under load	Due to the supply voltage, the circuit board may be damaged

Inverter repair service Schneider

Error code table and how to repair the ATV300 inverter

SYMBOL	ERROR INFORMATION	HOW TO FIX
F010	Over current	Check engine, motor chokes, connection wire settings.
F018 - F019	Motor short circuit - Short circuit to ground	Check engine connections, mortor chokes
F020	Short circuit IGBT	Contact Schneider Vietnam
F025	Too fast	Check motor, feedback device and use more Braking Resistor.
F033	Error of AI input signal loss	Check the AI ​​output bridge parameters, control connection system.
F014	Loss of 1 phase output	Check the connection to the motor
F015	Loss of 3 phase output	> Check the connection to the motor   > Output current is less than 6% of rated current
F017	Loss of input phase	> Check the power supply and the fuse again > Turn off phase loss error of input 606 = no
F022	Communication error	> Check the connection system and settings.
F030	Low pressure	Check power quality and parameter settings 607
F027	IGBT Overheating	> Check the motor capacity, reduce the pulse frequency 315 and wait for the IGBT to cool down
F012	Handling overload	Reset the device

Error code table and repair method for Siemens inverter

F001: Overcurrent error

Reason:

• Unsuitable power level

• The motor wire is too long, the mechanical circuit is shortened or the ground is caused.

Treatment

• Check engine capacity compatibility.

• Check if the length of the cable is within the limit, make sure the motor protein is not short circuited.

• The value of the Stator impedance should be matched.

• The engine is not stuck or experiencing an overload

F002: Overvoltage error

Reason:

• The DC link voltage exceeds the device's interrupt threshold.

• Overvoltage phenomenon caused by overvoltage of power supply is also possible that the motor is in recovery

Troubleshooting test:

• The power supply must be within allowable limits

• The deceleration time is greater than the inertia level

• Braking energy is within a limit

F003: Low pressure error

Reason:

• It is possible that the main power supply is faulty

• Error due to impact of load beyond setting limit

How to fix and test

• Supply voltage should be five within the permissible limits.

• Power supply needs to ensure continuity.

>> There are many other errors in the article introducing the fault codes of Schneider Inverter, you can click on the icon at the top to see more.

Code sheet each and how to repair the Lenze inverter

Error codes of the Lenze inverter

Error code message	Error code name
F0001	Overcurrent - Overcurrent error
F0002	Overvoltage - Overvoltage indicator
F0003	Undervoltage - Short voltage error
F0004	Inverter Overtemperature - Report overheating error
F0005	Inverter overloaded - Report overload error
F0011	Motor Overtemperature - Error of motor overheating
F0012	Inverter temp.signal lost - Error temporary signal loss
F0015	Motor temperature signal lost - Error of motor overheating loses signal due to overheating)
F0022	Powerstack fault - Stacking fault
F0030	Fan has failed - Cooling fan error

How to fix the lenze inverter with an error

Error code	Error Description - Cause	How to fix
Error OC2	Ground fault - The motor phase is grounded	Check the cable of the charging current capacitance, it is recommended to use the motor cable short or lower than the capacitance value.
Error OC3	Inverter OC3 overload due to acceleration or short circuit.	Increase acceleration time, check the engine cable again, select the drive again ...
Error OC4	Load OC4 while decelerating, - Deceleration time is too short	Check the brake resistor or brake hash connection cord.
Error OC5	Frequent acceleration overload	Check the drive again
Error OC6	Motor overloaded - Due to thermal overload	You can check the drive or add acceleration time.
OH error	The heatsink has a temperature higher than the value stated in the control panel - Due to dirt or misplaced heatsink.	Check the ambient temperature again, change the mounting position of the appliance or allow the controller to cool automatically.
OH3 error	Engine overheat error due to frequent and long-time acceleration.	Check the drive, PTC connection system ...
OH4 error	The internal thermometer is too hot	Check cooling fan, reduce load, ...
OU error	The voltage is too high.	Check the power supply, increase the deceleration time, the connection of the brake resistor, check the motor cable ...
OUE error	The high voltage is too long for more than 5 seconds	Check the power grid voltage source.
PR error	Error of passing PR parameter Fauly - Due to Par1 and Par2 failure.	PAR1 failed: Transfer or reload the factory settings. PAR2: Switch to another active module, Reset the module ...

Code sheet each and how to troubleshoot a problem Panasonic inverter

The inverter ran for a while then suddenly stopped

Check the operating status (Run) of the inverter.

TH1: Causes the RUN to turn off.

• The automatic deviation command signal is interrupted.
• The inverter indicates a fault with an error displayed and the “TRIP” light will light up

How to fix:

• Check the control wire and, tighten the control terminel.

TH2: The RUN status is still on.

• The running speed of the inverter gradually returns to 0
• Due to the trapped mortor.

The inverter does not display the indicator light

Reason: Due to the inappropriate voltage, damaged rectifier bridge, capacitor charging resistor ...

How to fix

• Use a meter to check the voltage, if it is not suitable, then power it again.

Mortor operation gets hot when the inverter is attached.

Reason:

• Reset the parameters.
• Due to the wrong position of the motor wire connector.
• The frequency level is too low in operation.

How to fix:

• Reset the parameters according to the instructions.
• Check that the wiring is suitable.

>> This is a preliminary article summarizing Panasonic inverter faults, you can learn more about other faults and how to fix our Panasonic inverter in the introduction above.

Code sheet each and how to repair Ge Fanuc inverter

Error name	Reason	How to fix
Overcurrent error	Over current when decelerating	Check the insulation on the output line then increase the deceleration time
	Overcurrent error when accelerating	Check the insulation on the output line then increase the acceleration time
Overheating error	The internal thermometer is too hot	Check cooling fan, reduce power load ...
Error overload	Due to thermal overload	Test drive, try more acceleration time.
Error hitting the ground	Motor phase grounded	Check the cable of the charging current capacitance, you should use the motor cable short, lower than the capacitance value.
Overvoltage error	The voltage is too high	Check the power supply, try increasing the deceleration time, check the connection of the brake resistor, the motor cable ...
Error correction parameter error	It can be caused by 3 following cases: - Due to incorrect parameters of synchronous motor control. - Due to incorrect automatic parameters. - The drive may not be connected to the motor yet.	Follow these steps: Check the load and make sure the load is normal. - Check if the controller parameters are set correctly. - Increased calibration detection time.
Output error	It could be caused by an unconnected output.	You need: - Look carefully at the motor wire connector. - Check the inverter control circuit. - If necessary, replace the IGBT system.

Table of LS inverter fault codes and some remedies

• When the software is faulty => Should check and reset the inverter parameters.
• Frequently operating inverter fails, jerky = >> Contact your nearest repair center.
• Low voltage fault control panel (LVT) recheck the input power.
• Inverter has circuit fire, circuit fire, IGBT explosion> Replace IGBT.
• The inverter has been struck by lightning> Contact service center.
• The inverter cannot control.> Check the control system and path.
• The inverter reports OLT error - overload error> Reduces motor load or increases braking time.
• LCD screen faulty, not showing> Contact repair center for replacement.
• Output phase shortage error, POT error display >> Check output power supply again.
• MMIO board error
• Ground fault - GFT error> Check the wiring.
• LS inverter has dead capacity, display die, power dead> Replace.
• Overload error - IOL error >> Reduce motor load.
• Overcurrent error - OCE, OC2 error
• Communication error - ERR error> Check wiring.

> You can find out more information through the article: Repair LS inverter and documentation.

Error table and repair method for Emerson inverter

STT	Error code	Reason
1	HF04	Report due to low voltage
2	HF05	Report because the DSP does not output signal when starting
3	HF06	The inverter is suddenly disconnected, it is running, then stops suddenly
4	HF07	Scan time error
5	HF08	Drive is not stable
6	HF11	Unable to access EEPROM, all communication to EEPROM is denied
7	HF20	There is a problem with the source state
8	HF21	Power error due to voltage different from expected value
9	HF23	Software error
10	HF24	Software error
11	HF25	DSP communication failure, communication error from main microprocessor to 2nd microprocessor, connection failure between DSP and PCB
12	HF26	Start-up error or IGBT short-circuit error when having a serious problem on the power board
13	HF27	Thermal error, over temperature
14	HF28	Software error occurred in DPS on PCB
15	HF29	Fan error, radiator fan stopped working
16	HF30	Error in DCCT cable problem
17	HF31	Report due to fan module not working
18	HF32	The heat feedback unit is not working

Inverter Repair Process

Below is the process we use for all partners seeking their modification services. You can refer to the preliminary content before contacting Dai Duong Corp. directly.

Step 1: Receive information about the inverter

• Current inverter condition.
• Time drive failure.
• Describe the specific error the drive is experiencing. (Everything you see)
• Inverter manufacturer.
• Time to use the inverter (from the date of installation and use)
• Address for maintenance and repair.
• Other requirements.

For software errors, we will guide you to handle them right at this step. From step 2 applies to the error right down to the actual check.

Step 2: Survey and check the inverter specific fault.

Based on the information submitted by the customer, we will preliminarily determine the fault that the inverter is experiencing. From there, prepare the necessary applications and equipment to meet customers.

The technical department will check your entire inverter system to determine the most correct faults. After getting to know the details, we will send you the quotation right at the factory.

For the correct errors as planned we will take action immediately. For the arising errors, we will be based on the situation that can be fixed (available replacement devices) or will be fixed by the next day.

Step 3: Repair the inverter

After we have sufficient manpower and material, we will send our technical department down to repair. (In some cases we may have to bring it to the company's factory for processing)

During the repair period, we will lend your available inverter to customers for use in the meantime.

Step 4: Check, test run

After fixing it, we will carry out a final master check and then test run for about 30 minutes to 1 hour. If nothing else arises, Dai Duong Corp will proceed with the handover.

Step 5: Handing over and paying.

When the inverter has stable operation, our staff will make a handover record, write a warranty for you. Finally, you will pay the full cost according to the quotation that we sent earlier.

During the warranty period, if there is any problem with the inverter, please contact us immediately. Dai Duong Corp will send its maintenance department to handle immediately to avoid affecting your usage process.

Introduction of inverter repair service - Ocean

Dai Duong Corp with 5 years working as inverter repair service, and 10 years operating in the field of electronic and industrial distribution, we believe that we will make all partners satisfied.

We are always ready to receive and repair inverters from all companies from Japan, Europe and China…. As long as you have an inverter having trouble, Ocean will handle it regardless of company.

Where is inverter repair service?

Currently we are dividing into 3 main areas to provide our services. As follows:

• Repair inverter in the south includes: Ho Chi Minh City, Dong Nai, Binh Duong, Long An, Tay Ninh, Can Tho, Vinh Long ...
• Inverter repair services in the central region include: Da Nang, Quang Ngai, Khanh Hoa, Binh Dinh, Quang Nam ...
• Repair inverter brands in the North: Hanoi, Hai Phong, Quang Ninh, Hai Duong, ...

Any problem that needs support do not hesitate to contact Dai Duong Corp for fast - accurate and timely support.

0888 406 268

Contact the nearest inverter care and repair center

We always try to bring to our customers the best product and service quality experience. Therefore, Dai Duong Corp has built for itself a staff of experienced, enthusiastic and always ready to support customers 24/7.

• Hotline: 0888 406 268
• Email: Sales@daiduongautomation.com

VARIETY REPAIR SERVICES

Conclusion

This article besides introducing inverter repair service, Dai Duong Corp would also like to send you the fault codes and how to fix the inverter so that everyone can handle it by themselves when their inverter encounters. problem.

You can choose us or any other business, but choose a reputable service provider with which is closest to you to always be ready to assist when you need it.

> Read more at: Emerson inverter repair method

Author: Ocean Corp

Dai Duong Corp is the official distributor of industrial equipment and automation products of leading brands such as: AS ONE, TRUSCO, LS, SCHNEIDER, SIEMENS, KTC, ...

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