Cleaning Lse Fuel, Filler Caps; Fuel Filler Cap - Lse - Cessna T182 Series Service Manual

MODEL 182 & T182 SERIES SERVICE MANUAL
7
1. Umbrella
2. Check Valve
18268433 AND ON
3.
Gasket
4. Frictionless Washer
5. Body
6. Cover
7. Screw
4
NOTE
NOTE
Check condition of gasket (3) and friction-
less washer (4). Replace gasket and washer
Check valve (2) shall open at or before 4.0 inches
if worn or fuel leaks between adapter and
of water vacuum pressure, and be able to with-
gasket (3).
stand 0.5 PSI positive pressure without leakage.
Figure 12-5. Fuel Filler Cap - LSE (Sheet 2 of 2)
12-16A.
CLEANING LSE FUEL FILLER CAPS.
c. Using cotton swabs and Stoddard solvent or
a. Disconnect safety chain and remove RH filler
equivalent, gently lift edges of rubber umbrella
cap from fuel tank adapter.
and clean seat and umbrella, removing all contam-
b. Plug fuel tank opening to keep dirt and
inants. Using a second swab, wipe seat and um-
foreign matter from ontaminating the tank.
brella thoroughly, removing all cotton fibers.
Repeat until swabs show no discoloration.
d. If the umbrella continues to leak or is de-
umbrella, lubricate the umbrella stem with
Check condition of gasket (3) and friction-
(MIL-H-5606) hydraulic fluid to prevent tearing
less washer (4). Replace gasket and washer
the stem. When installing the new umbrella, lubri-
if worn or fuel leaks between adapter and
cate the stem with (MIL-H-5606) hydraulic fluid
ing knob on the umbrella into the check valve body.
12-14