Section 8: TROUBLESHOOTING
Page 6
7
OM-ZR-May15
Eccentric Moment Actuator Control (INC - DEC) Is Not Operational
Engine running
Main (REV-OFF-FOR) switch to FOR
ZR remote control pedant (must be used)
Check main pressure gauge reading
Moment Actuator Control
functions
Repair or replace damage pendant
or fix control panel problem
Resume normal operation
Pressure is zero
Switch from REMOTE to LOCAL
(see Section 5: OPERATION )
Control does not function
Check main pressure gauge reading
Pressure is zero
Manually shift ZR moment control
valve
Pressure is 1500psi (103 Bar)
Go to
Point A on next page
Pressure is zero
Go to Point B on next page
Pressure is above zero
Check wiring to main control
valve solenoid or replace
solenoid
Pressure is zero
Turn main switch to OFF
Shutdown engine
Remove, clean valve & reinstall
Restart engine
Turn main switch to DECR & INC
Check pressure gauges reading
Pressure is low
Call ICE to discuss checking
Moment actuator control system
Pressure is high
Turn main switch to OFF
Shutdown engine
Disconnect and reconnect
Moment actuator quick
disconnect couplers (check
condition & replace if neces-
sary) Restart engine
Turn main switch to DECR &
INC and check gauges
Moment actuator
control does not
work
Call ICE to discuss
pump circuit
Moment actuator
control works
Resume normal
operation
Push spool
Solenoid
INC
DECR