Elevator LEHY-III door machine interface board Mitsubishi P231701B000G01 Elevator PCB
|
Name |
Model |
Miterial |
NOTE |
|
Elevator board |
P231711B000G01 P231711B000G02 |
Plastic |
HIGH VOLTAGE |
The fault codes of Mitsubishi P231701B000G01 motherboard are similar to those of other Mitsubishi elevator models, mainly including:
E0: No fault.
E1: Underspeed fault.
E2: Overspeed fault.
E3: Reverse fault.
E4: AST fault (stall).
E5: Overcurrent.
E6: Overvoltage.
E7: Undervoltage.
E8: LB contactor fault.
E9: Contactor fault.
EA: BK brake fault.
EB: Car serial transmission fault.
EC: Hall serial transmission fault.
ED: System error (base jumper setting error), etc.
These codes are used as a reference in motherboard maintenance to help technicians quickly locate problems.
E0 troubleshooting method:
Check power supply and connection:
Confirm whether the air conditioner power supply is in good contact and the plug is not loose.
Check whether the outdoor unit wiring is firm and whether the sensor information can be transmitted to the main board normally.
Check refrigerant and oil level:
If the compressor refrigerant is insufficient, refrigerant needs to be added in time.
Check the compressor oil level and add oil appropriately if it is insufficient.
Check circuit board and chip:
Make sure that the air conditioner circuit board is not damp. If there is moisture, it needs to be thoroughly removed and dried.
If the air conditioner chip fails, a new chip needs to be replaced to solve the problem.
Other inspections:
Check whether the solenoid valve is working properly. If there is a fault, it needs to be repaired or replaced.
Find whether there are blockages in the air conditioning system and clear them.
In summary, handling E0 faults requires troubleshooting and repair from multiple aspects such as power supply, refrigerant, circuit board, solenoid valve and system blockage.
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