Technical data

13773-001
79-20
Page 1
DISTRIBUTION
1. DESCRIPTION
This section describes that portion of the oil system which is used to conduct oil from and to the engine.
These items include the oil filter and oil cooler. Refer to 12-20 for approved engine oil specifications and
servicing procedures. (Refer to 12-20)
2. MAINTENANCE PRACTICES
A. Oil Filter
(1) Removal - Oil Filter
(a) Acquire necessary tools, equipment, and supplies.
(b) Remove engine cowling. (Refer to 71-10)
(c) Remove safety wire on oil filter.
(d) Using strap wrench, unscrew oil filter from engine.
(e) Remove oil filter from airplane.
(2) Installation - Oil Filter
(a) Acquire necessary tools, equipment, and supplies.
(b) Using strap wrench, install oil filter. Torque filter to 18-20 foot pounds (24-27 N.m).
(c) Safety wire filter.
(d) Install engine cowling. (Refer to 71-10)
B. Oil Cooler
(1) Removal - Oil Cooler
(a) Remove engine cowling. (Refer to 71-10)
(b) Drain engine oil. (Refer to 12-20)
(c) Remove safety wire securing oil temperature and oil pressure sensor.
(d) Remove engine baffling bolts and washers surrounding oil cooler. (Refer to 71-00)
(e) Remove bolts, lock washers, and plain washers securing oil cooler to engine mount.
(f) Remove oil cooler and washer gaskets.
Description P/N or Spec. Supplier Purpose
Strap Wrench
a
GA340
a. or equivalent
Snap-On Tools
Kenosha, WI
Oil Filter Removal
Description P/N or Spec. Supplier Purpose
Strap Wrench
a
GA340
a. or equivalent
Snap-On Tools
Kenosha, WI
Oil Filter Removal
Safety Wire - Any Source Safetying
30 Nov 2000