JLG G6-42A Service Manual - Manual (Page 181)

9-25 G6-42A, G9-43A, G10-43A
Electrical System
b. Disassembly
DO NOT disassemble the ignition switch. Replace a
defective switch with a new part.
c. Inspection and Replacement
To determine proper operation of ignition key switch, test
terminals on back of switch for continuity with ohmmeter.
Test ignition key switch for continuity, by checking from
BAT terminal (15) to each of remaining terminals in their
corresponding switch position.
If all terminals do not show proper continuity, replace the
ignition switch.
d. Ignition Switch Installation
1. Connect the ignition key switch to the previously
labeled wires.
2. Align the ignition switch in the dash so that when it is
in the OFF position, the key slot is positioned vertically
(straight up and down). Install the hex nut securing
the ignition switch to the dash. DO NOT overtighten.
3. Install dash panel with previously used hardware.
4. Properly connect the battery.
5. Close and secure the engine cover.
6. Remove the Do Not Operate Tags from both the
ignition key switch and the steering wheel.
Note: If further information is needed, refer to Section
9.5, “Electrical System Schematics.”
9.11.3 Dash Switches
a. Switch Removal
1. Park machine on a firm, level surface, level machine,
fully retract boom, lower boom, place transmission
control lever in (N) NEUTRAL, engage park brake
and shut engine OFF.
2. Place a Do Not Operate Tag on both ignition key
switch and steering wheel.
3. Open engine cover. Allow system fluids to cool.
4. Properly disconnect the battery.
5. Each switch (16) is mounted in dash panel (17).
6. Pull switch out of dash panel and disconnect
harness connector to switch in question.
b. Disassembly
DO NOT disassemble dash panel switch. Replace a
defective switch with a new part.
MY0830
BAT
BA
T
AC
C
AC
C
IGN
IGN
ST
15
MY8280
17
16