PRINTED IN U.S.A. 73 50960025/CP0514
Problem
PWP System mode lamp flash-
es when switch is turned “ON.”
Parking brake does not engage
when the PWP System switch is
turned “ON.”
Carriage tilt and auxiliary func-
tions continue operating when
the PWP System switch is
turned “ON.”
Transmission does not remain
de-clutched when shifted into
“FORWARD or REVERSE”
when the PWP switch is “ON.”
Boom control functions do not
operate.
PWP System mode lamp flash-
es when switch is turned “OFF.”
Parking brake lamp stays “ON”
when PWP System switch is
turned “OFF.”
Possible Cause
PWP System is not activated.
Machine is not level.
Remote PWP System switch is
de-activated.
Remote PWP System switch is
not plugged into the connector at
the end of the boom.
PWP System angle sensor is
unplugged or faulty.
PWP System is not de-activated.
Remedy
With PWP System switch “ON,”
apply service brakes for three
seconds until PWP mode lamp is
on continously.
Level the machine.
Activate the remote PWP
System switch.
Plug in and engage the remote
PWP System switch.
Contact your Manitou Americas
dealer for assistance.
With engine running, apply ser-
vice brakes for three seconds
until PWP mode lamp goes off.
PWP SYSTEM OPERATIONAL TROUBLESHOOTING
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