Lull 944E-42 Service Manual - Manual (Page 137)

4.33 Model 644E-42/944E-42 Rev. 6/04
Cab and Covers
16. Unplug and connect the hydraulic hoses going from
the hydraulic cylinders, brakes and engine
compartment to the cab. All of the hoses may be
accessed either above (6) or below (7) the frame.
17. Remove blocking (8) which was providing access to
the hydraulic hoses between the cab, hydraulic valve
plate and the engine compartment.
18. If the vehicle has dual batteries, connect both
negative battery cables (9 and 10) to both batteries.
Connect the lower negative battery cable (9) to the
negative (-) terminal on the lower battery (11). Swing
the upper battery box (12) in and make sure that the
lip (13) on the upper battery box slides below the
knob (14). Secure in place with the knob.
19. Carefully examine all cab components, fasteners,
etc., one last time before engine start-up. Rectify any
faulty conditions.
20. Start the engine and check the operation of all controls.
Check for hydraulic fluid leaks. Check the hydraulic
fluid level in the tank and add fluid as required.
IMPORTANT: When the engine is initially started, run it
briefly at low idle and check the vehicle for any visual
sign of fluid leakage. STOP the engine immediately if
any leakage is noted, and make any necessary repairs
before continuing.
MU4880
8
6
7
WARNING:
Hydraulic oil leaking under
pressure can penetrate the skin and cause
severe personal injury. DO NOT use your hand
or any part of your body to check for hydraulic
leaks. When checking for hydraulic leaks, wear
safety glasses and gloves to help provide
protection from spraying hydraulic oil. Use a
piece of cardboard or paper to search for leaks.
MU0650
9
10
11
14
13
12