Electrolux T5675 N2 Service Manual page 126

Service Manual
126
1. Switch off the main power to machine for 30 minutes.
2. Restart the machine.
22:88 NO OVERHEAT POWER MODULE
Warning: The Motor Control Unit indicates A.nOH.
Warning Overtemperature of power module heat sink is reset. See also error code 22:89.
Internal message 88.
Recommended actions:
1. Restart the machine.
22:89 OVERHEAT POWER MODULE
Warning: The Motor Control Unit indicates A.OH.
Overtemperature of power module heatsink. See also error code 22:88.
Internal message 89.
Recommended actions:
1. Switch off the main power to machine for 30 minutes.
2. Restart the machine.
22:90 EXTERNAL FAULT
Warning: The Motor Control Unit indicates A.EF.
External fault. This warning can be triggered if a digital input is programmed as external error input, and trips. Not
used in this application.
Internal message 90.
22:91 NO DRIVE OVERHEAT
Warning: The Motor Control Unit indicates A.ndOH.
Warning Drive motor overheat is reset. See also error code 22:96.
Internal message 91.
Recommended actions:
1. Restart the machine.
22:92 NO OVERHEAT INT.
Warning: The Motor Control Unit indicates A.nOHI.
Overheat internal is reset. See also error code 22:87.
Internal message 92.
Recommended actions:
1. Restart the machine.
22:93 BUS
Warning: The Motor Control Unit indicates A.buS.
Timeout of monitoring time of communication between bus operator and inverter (Watchdog).
Internal message 93.
Recommended actions:
1. Switch off the main power to machine for 5 minutes.
2. Restart the machine.
22:94 PROTECT. ROT. FORWARD
The Motor Control Unit indicates error A.PrF.
Forward (right) limit switch is activated. Not used in this application.
Internal message 94.