Lull 944E-42 Service Manual User Manual download pdf (Page 543)

100

101

9.33

Model 644E-42/944E-42 Rev. 6/04

Electrical System

9. When reassembling the cover (7) to the side

console, torque the capscrews to 7 - 8 lb-ft

(9,5 - 10,6 Nm).

10. 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 (6) in and make sure that the lip

(5) on the upper battery box slides below the knob

(4). Secure in place with the knob (4).

Testing Relays located in the Engine Compartment

1. Be sure the vehicle is on a level surface, the

implement grounded, parking brake engaged,

ignition switch is in the OFF position

2. Unlock and open the engine cover.

3. If the vehicle has dual batteries, disconnect both

negative battery cables (1 and 2) from both

batteries.

To access the lower battery (3), loosen the knob (4)

far enough so that the lip (5) on the upper battery box

clears the knob. Lift up the upper battery box (6) and

swing it out, so that the box clears the hydraulic tank

support bracket, to gain access to the lower negative

battery cable (1). Disconnect the lower negative

battery cable.

4. To remove the relays from inside the engine

compartment, label and remove all the wires

connected to the suspect relay.

To access the terminal nuts and washers on the grid

heater relays, lift the protective cover (14) and slide it

along the wire, away from the mounting hardware.

Save the terminal nuts and washers (15) for later

reassembly.

5. Remove the mounting hardware (16) from the

mounting bracket on the relay. Remove the relay

from the engine compartment.

6. Inspect the general condition of the relay casing and

terminals. Replace the relay if it is cracked or

damaged in any way.

87A

8685

MT3140

MU5420

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Lull 944E-42 Service Manual User Manual Page 543

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