Hitachi RAS-32CNH1 Serviceanleitung Seite 180

PAM(POWER ACTIVE MODULE) CIRCUIT
Phenomenon 1 <Rotation speed does not increase>
Is the DC voltage at least
260V?
Yes
Is the OVL lamp lit?
If the lamp is lit, it does not
indicate a fault, but the unit
is in overload status.
Overvoltage defect: ACT module fauity
(15-times blinking)
Removing the ACT module:
1. Disconnect the connector and remove the 8
receptacles.
<Caution>
The resin sleeve can be removed by pulling it up, but
the PVC sleeve or receptacle without sleeve cannot be
removed this way; remove it by the procedure on the
right. (It cannot be removed unless the positive lock is
released.) Do not pull or lift it forcibly: this could break
PWEB or terminals.
2. Remove the 2 (M3) screws.
i
Recheck cord, etc. of the
ACT module. If they are
disconnected, connect them
securely.
If abnormality continues,
replace the ACT module.
tf @ Pull up.
@ Push the hook for
releasing positive lock.
Push the hook with radio
pliers or driver, etc. and pull |
it up. It can then be removed
easily.
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