C7.1 Engines for Caterpillar Built Machines Caterpillar

Crankcase Breather

Usage:

525D 2L5

Unfiltered Breather

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Illustration 1	g03348145
Typical example

Align the outlet of the breather to the flexible pipe.

(1) Clamp

Tighten the clamp to the following torque. ... 5 N·m (44 lb in)

(2) Tighten the setscrews to the following torque. ... 22 N·m (16 lb ft)

(3) Tighten the setscrew to the following torque. ... 22 N·m (16 lb ft)

Filtered Breather

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Illustration 2	g03348244
Typical example

(1) Clamps

Tighten the clamps to the following torque. ... 5 N·m (44 lb in)

(2) Tighten the clamps to the following torque. ... 3 N·m (27 lb in)

(3) Canister

Tighten the canister to the following torque. ... 12 N·m (106 lb in)

(4) ( 5) ( 6) ( 7) Setscrews

Tighten the setscrews to the following torque. ... 22 N·m (16 lb ft)

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