Lull 944E-42, Service Manual

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9.247 Model 644E-42/944E-42 Rev. 6/04
Electrical System
6. If the vehicle has dual batteries, connect both
negative battery cables (1 and 2) to both batteries.
Connect the lower negative battery cable (1) to the
negative (-) terminal on the lower battery (3). Swing
the upper battery box (4) in and make sure that the
lip (5) on the upper battery box slides below the
knob (6). Secure in place with the knob.
7. Lower and lock engine cover. To release and lower
the engine cover (7) from the fully raised position, lift
up slightly on the cover and push the upper part of
the right gas shock (8) (orange tab) to the left. Line
up the upper part of the shock lock tube with the
lower part of the gas shock and pull the cover down
to the closed position.
8. Adjust the brake switch. Refer to Section 9.14.19, c.
“Stabilizer Brake Switch Adjustment.”
c. Stabilizer Brake Switch Adjustment
Note: The stabilizer brake switch adjustment will require
two people. Enlist the help of an assistant before
attempting to follow the adjustment procedure.
1. Remove lower access panel (17).
2. Connect a 1000 psi (69 bar) pressure gauge to the
test port (18) on the service brake valve (19).
3. Block both front tires.
4. Start the engine.
5. Ensure that the boom is below 40°, and the park
brake switch is ON.
MU4581
13
14
15
9
10
11
12
WARNING:
NEVER attempt to adjust
the stabilizer brake switch without an assistant.
Anytime the engine is running and the parking
brake is disengaged, there must be an
operator located in the cab and the two front
tires must be blocked. Death or serious
personal injury could result from the vehicle
lurching forward or backward and running over
the person attempting to adjust the stabilizer
brake switch.
MU4600
17
18
19