Stabil-TRAK™ System and Boom Interlock System
10-8
31211015 6036, 6042, 8042, 10042, 10054
10.4.4 Relay Testing
If after checking the electrical system, a relay is suspect, test
the relay as follows:
1. Park the machine on a firm, level surface, level the
machine, fully retract the boom, lower the boom, place
the transmission in (N) NEUTRAL, engage the parking
brake, straighten all wheels and shut the engine OFF.
2. Place a Do Not Operate Tag on both the ignition key
switch and steering wheel, stating that the machine
should not be operated.
3. Open the engine rear and side engine doors. Allow the
system fluids to cool.
4. Properly disconnect the battery. Refer Section 9.8,
“Battery”, for procedure.
5. Fuse block relays are located in fuse block and is
mounted behind right side console access panel (3). To
gain access, remove screws (4) that secure right side
panel in place.
6. Remove suspect relay from fuse panel.
7. Apply proper voltage to relay coil at terminal 86 (5) and
attach the ground (-) probe to terminal 85 (6), ground.
An audible click should be heard indicating that relay is
functioning properly.
8. When reassembling right side console access panel (3),
torque screws (4) to 3–5 lb-ft (13–22 Nm).
9. Properly connect the battery. Refer Section 9.8,
“Battery”, for procedure.
10. Close and secure rear engine compartment door.
11. Remove the Do Not Operate Tags from both the ignition
key switch and the steering wheel.
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