Hitachi IJ UX - Page 240

6-22
6.2.21 Pump Motor Fault
Does the fault recur?
Pump Motor Fault
Pull out and insert the connector
・CN13 of the EZJ126 board
・CN1 and CN3 of the EZJ126 board
・pump motor
t
Replace the EZJ126 board.
Resume the
operation.
Replace the pump motor.
Does the fault recur?
Yes
No
Yes
No
Does the connection
harness
have electrical
continuity?
Replace the connection harness
Does the fault recur?
Yes
No
Yes
No