Lull 944E-42 Service Manual Bedienungsanleitung PDF herunterladen (Seite 41)

3-11

944E-42

Boom

11. Install the boom proximity sensor. The gap between

the sensor and the transfer carriage should be

0.12-0.19 in (3-5 mm). Torque the inside jam nut to

33-41 lb-ft (45-55 Nm).

12. At the front of the boom, install the locknut and flat

washer to the retract chain clevis. DO NOT twist or

kink the retract chain.

3.3.5 Second Boom Section Installation

1. Install the top, side and bottom wear pads to the rear

of the second boom section.

2. Grease the sections of the boom in areas where the

wear pads will slide.

3. Use a suitable overhead lifting device and sling,

carefully lift and slide the second boom section into

the first boom section until it extends approximately

6 in (150 mm) from the front of the first boom

section.

4. At the rear of the second boom section, install the

two hose guides (7). Loctite

242™ and torque

capscrews to 10-19 lb-ft (14-26 Nm).

5. Install the sheave (8) and sheave pin at the rear of

the second boom section. Coat sheave pin with anti-

seize compound. Loctite

242™ and torque

capscrews to 36-66 lb-ft (50-90 Nm).

6. At the front of the second boom section, install the

sheave and sheave pin. Coat the sheave pin with

anti-seize compound. Loctite

242™ and torque

capscrews to 90-162 lb-ft (123-220 Nm).

7. Install the top, side and bottom wear pads to the

inside of the first boom section.

3.3.6 Third Boom Section Installation

1. Install the hose guide (9) to its original orientation.

Secure in place with the previously used hardware.

Loctite

242™ all capscrews. Torque the middle

capscrews to 10-19 lb-ft (14-26 Nm) and torque the

rear capscrews to 21-38 lb-ft (29-52 Nm).

MU4171

MU1431

MU1061

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Lull 944E-42 Service Manual Bedienungsanleitung Seite 41

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