990K Wheel Loader Systems Caterpillar


Window Wiper and Washer

Usage:

990K A9P


Illustration 1g06221191
Front view of cab

Table 1
Item  Qty  Part  Specification Description 
12  Torque to 14 ± 2 N·m (124 ± 18 lb in)
Tighten inner nut to 13 ± 2 N·m (115 ± 18 lb in).
Tighten outer nut to 38 ± 2 N·m (28 ± 2 lb ft)
Ensure to hold inner nut steady while tightening outer nut. 
35  3S-2093 Cable Strap  Ensure that the tie straps should secure not constrict hose(s).
As required, use the cable straps. 
Torque to 2.5 ± 0.5 N·m (22.1 ± 4.4 lb in)


Illustration 2g06221179
Right view of cab

Table 2
Item  Qty  Part  Specification Description 
8T-5400 Connector  Torque to 0.80 ± 0.15 N·m (7.08 ± 1.33 lb in)
Torque to 9 ± 1 N·m (80 ± 9 lb in)


Illustration 3g06221402
Rear view of cab

Table 3
Item  Qty  Part  Specification Description 
Torque to 7.5 ± 0.5 N·m (66.4 ± 4.4 lb in)
Torque to 9 ± 1 N·m (80 ± 9 lb in)
Use the following procedure to install the wiper arm:

1. Tighten nut to 21 ± 1 N·m (186 ± 9 lb in).
2. Wait for minimum of 0.5 hours to 4 hours maximum.
3. Again, tighten nut to 21 ± 1 N·m (186 ± 9 lb in)


Illustration 4g06221463
8T-5400 Connector

Table 4
Item  Qty  Part  Specification Description 
10  Torque for sheet metal is 0.35 ± 0.05 N·m (3.10 ± 0.44 lb in).
Use the following procedure for glass installation:
1. Initially tighten to 0.35 ± 0.05 N·m (3.10 ± 0.44 lb in).
2. Wait for a minimum of 0.5 hour and 4 hours maximum.
3. Again, tighten to 0.35 ± 0.05 N·m (3.10 ± 0.44 lb in)

Caterpillar Information System:

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