Specifications

4-26
08
Step Check Item Result Action
1
Does M2 turn after the malfunction has
been reset?
NO
Check various parts for possible
overload.
2
Check M2 for operation.
Does the voltage across PJ1-3 of M2
and GND change from DC5V to DC0V
after the malfunction has been reset?
NO Change PWB-A.
YES Change PWB-A.
3
Does the voltage across PJ1-4 of M2
and GND change from DC5V to DC0V
after the malfunction has been reset?
NO Change M2.
09
Step Check Item Result Action
1
Does M1 turn after the malfunction has
been reset?
NO
Check various parts for possible
overload.
2
Check M1 for operation.
Does the voltage across PJ2-3 of M1
and GND change from DC5V to DC0V
after the malfunction has been reset?
NO Change PWB-A.
YES Change PWB-A.
3
Does the voltage across PJ2-4 of M1
and GND change from DC5V to DC0V
after the malfunction has been reset?
NO Change M14.
0B
Step Check Item Result Action
1
Does M3 turn after the malfunction has
been reset?
NO
Check the connector and harness
between M3 and PWB-A.
2
Check M3 for operation.
Does the voltage across CN6-8 on the
PWB-A side and GND change from
DC0V to DC24V after the mal-function
has been reset?
NO Change PWB-A.
3
Does the “0B” display persist even
after M3 has been replaced with a new
one?
YES Change PWB-A.