QUICK COUPLER HOSE ASSY. 0863126 - Caterpillar

Table 1
Parts Required
Part Number Description Qty
321-4651 Duct 1
3E-3882 Eyebolt 2
156-0283 Hard Washer 2
318-7574 Tapping Block 2 Reference: Special Instruction, REHS1841, "General Welding Procedures"
Personal injury can result from flame cutting or welding on painted areas.The effect of gasses from burned paint is a hazard to the person doing the cutting or welding.Do not flame cut or weld on painted areas.
Air Intake Duct Installation Procedure
Turn the key start switch and battery disconnect switch to the OFF position.
Illustration 1 g01477884
Typical example
Remove and discard air intake duct (1).
Illustration 2 g01473388
View of the right side radiator guard
Remove two plates (2). Grind flush any protruding welds.
Illustration 3 g01560815
View of the right side radiator guard
(A) 8 mm (0.30 inch)
(B) 275 mm (10.80 inch)
(C) 340 mm (13.40 inch)
(D) 170 mm (6.70 inch)
Drill two holes (A). Refer to Illustration 3.
Illustration 4 g01473455
View of the right side radiator guard
(3) 318-7574 Tapping block
Install and weld two 318-7574 Tapping blocks (3). Refer to Table 2 and Illustration 4.Note: Ensure that tapping block flats are installed vertically.
Table 2
Item Dimension
W1 3 mm (0.12 inch) Fillet weld along flats
Grind to a diameter of 20 mm (0.80 inch)
Illustration 5 g01477947
(4) 321-4651 Duct
(5) 3E-3882 Eyebolt
(6) 156-0283 Hard Washer
Install 321-4651 Duct (4), two 3E-3882 Eyebolts (5) and two 156-0283 Hard Washers (6).