Manitowoc Grove GRT9165, Service Manual

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ELECTRICAL SYSTEM GRT9165 SERVICE MANUAL
3-18
Published 10-01-2020 Control # 699-00
Windshield Wiper Assembly Replacement
Removal
1. Ensure key switch has been in OFF position for two
minutes.
2. Turn battery disconnect switch to OFF position.
3. Tag and disconnect electrical leads from motor.
4. Disconnect washer hose on wiper arm from washer
nozzle fitting assembly.
5. Remove two cap nuts and washers securing wiper arm
to adapter.
6. Remove wiper arm from adapter and pivot shaft.
7. Remove attaching hardware and motor to wiper link.
8. Remove flanged sleeve, nut, and two flat washers from
pivot shaft kit.
9. Remove two capscrews and lockwashers securing
adapter to cab exterior. Remove adapter and gasket.
10. Remove windshield wiper motor bracket from cab
interior. Remove bracket with motor and pivot shaft from
cab.
NOTE: Remove other parts as needed to access motor
and bracket. Do not damage parts.
11. Remove nut from wiper motor kit crank.
12. Remove three screws, washers, and wiper motor from
bracket. Leave other parts attached to bracket.
Inspection
1. Visually check motor housing for evidence of cracks or
other damage. Check for excessive shaft end play
indicating worn or damaged bearings. Replace motor if
damaged.
2. Inspect wiper blade for serviceability. Replace wiper
blade when worn.
3. Inspect wiper arm and parts of linking component kits
(pantograph adapter kit, pivot shaft kit, wiper motor kit
link and crank, wiper motor bracket) for damage.
Replace as needed.
Installation
1. Ensure pivot shaft and wiper motor kit link and crank are
in place on the motor bracket. (Washers and clip springs
fasten the link to the pivot pins on the crank and the pivot
shaft. The pivot shaft’s pivot pin mounts in the hole
nearest the end of the pivot shaft’s lever.)
2. Connect wiper motor to motor bracket with screws and
washers. Connect wiper motor shaft to wiper motor kit
crank with nut and washer.
3. Secure adapter and gasket of the pantograph adapter kit
to the cab exterior with capscrews and lockwashers.
4. Install motor bracket and attached parts in cab interior
with attaching hardware. Ensure pivot shaft fits through
hole in pantograph adapter kit.
NOTE: Do not damage parts while moving bracket
assembly around steering column.
5. Secure pivot shaft to adapter with pivot shaft kit nut and
washers. Install flanged sleeve on pivot shaft.
6. Install wiper arm on adapter kit shafts and the pivot shaft
kit. Secure wiper arm to adapter kit shaft with washer
and cap nut.
7. Secure wiper arm to pivot shaft with pivot shaft kit
tapered sleeve, washer, and cap nut.
8. Connect wiper arm washer hose to washer nozzle fitting
assembly.
9. Connect electrical leads to wiper motor as marked
before removal.
10. Turn battery disconnect switch to ON position.
Check
1. Squirt some cleaning fluid onto the windshield with
windshield washer.
2. Test windshield wiper. Replace wiper blade if it streaks
or wipes poorly.
Windshield Washer Assembly Replacement
Removal
1. Ensure key switch has been in OFF position for 2
minutes.
2. Turn battery disconnect switch to OFF position.
3. Locate windshield washer container and pump on left
rear side of cab.
4. Tag and disconnect pump electrical lead and ground
wire.
5. Disconnect hose from windshield washer pump. Point it
so it will not spill cleaning fluid. Catch cleaning fluid from
windshield washer container with a suitable container.
6. Remove four self tapping screws securing the
windshield washer container to the cab. Remove the
windshield washer container and pump.
7. Remove pump and pump seal from container.