JLG 4017 Service Manual - Manual (Page 137)

9.17 4017
Electrical System
b. Alternator Installation
1. Position the alternator and align with the upper
alternator mount on the engine bracket. Insert the
upper (longer) mounting hardware through the
alternator mount. Thread the longer capscrew into
the alternator front mount. DO NOT tighten
completely at this time.
2. Align the lower alternator mount hole with the lower
mounting bracket on the engine, and insert the lower
mounting capscrew. DO NOT tighten completely at
this time.
3. Install the fan belt, adjust the alternator for proper
belt tension and belt alignment. (Refer to the
appropriate Perkins Service Manual.) Tighten the
lower capscrew and upper capscrew securely.
4. Connect the B+, D+,W and ground wire leads.
5. Connect the negative (-) battery cable to the negative
(-) battery terminal.
6. Close and secure engine cover.
9.9 WINDOW WIPER/WASHER
WINDSHIELD WIPER MOTOR
a. Removal
Note: It may be necessary to remove several hydraulic
hoses from under the dash in order to remove and install
the wiper motor housing. (Refer to Section 4.3.1,
“Steering Column and Orbitrol Valve.”)
1. Open engine cover.
2. Disconnect the negative (-) battery cable at the
negative (-) battery terminal.
3. Remove the lower access panel below the
instrument panel.
4. Disconnect the right side defroster hose from dash
panel hose connector.
5. Disconnect the cab harness connectors from the
wiper motor.
6. Remove the linkage attached to the wiper motor.
7. Loosen and remove the four bolt holding the wiper
motor to the mounting bracket.
Note: Retain all hardware removed from the wiper
assembly for possible reuse on the replacement motor.
8. Remove the motor from the inside of the cab.
b. Disassembly
DO NOT disassemble the motor. The motor is not
serviceable. Replace motor if found to be defective.
c. Inspection and Replacement
Inspect the motor terminals for continuity. Replace motor
if continuity is not found.
MA61902
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MAH0910