Fuel System.

TM 43-0156

Step

Function

Mech

Insp

(2) Air Start System.

cont

NOTE

The power plant may contain either an air or electric starting

system. No preservation is required for the electric start.

(a)

Fill the oiler reservoir for the air starter with

preservative oil (9150-00-111-0209).

(b)

Fully open the metering valve and run the air

starter until oil can be detected at the exhaust.

(3) Fuel System.

(a)

Remove fuel gage float assembly. Preserve float

assembly as follows:

1 Wrap float assembly in barrier (8135-00-226-3124),

cushion with cushioning (8135-00-855-6969) and

place into a fiberboard box (18 x 6 x 4). Seal

box with tape (7510-00-297-6655).

2 Secure box inside of engine control panel with

may be used as a substitute.

3 Prepare tag (8135-00-292-2345) to indicate "FUEL

GAGE FLOAT ASSEMBLY STORED INSIDE ENGINE

CONTROL PANEL."

4 Attach the tag to the engine control pa el.

(b)

Connect auxiliary fuel lines to a container of

preservative oil (9150-00-281-2007).

(c)

Start the engine on fuel and operate at fast idle

until thoroughly warm, then accelerate to

three-fourths speed.

(d)

Switch the fuel supply to auxiliary.

(e)

Operate the engine until undiluted preservative

oil is observed flowing through the fuel return

sight glass.

(f)

Disconnect auxiliary fuel supply lines.

Change 1

B-1-22