Section II. OPERATION UNDER UNUSUAL CONDITIONS

Figure 2-4. Performance curve.

Section II. OPERATION UNDER UNUSUAL CONDITIONS

by broken insulation, terminals, wire, or short circuit.

2-5. Operation in Extreme Cold (Below 0 )

a. Lubrication. Refer to LO 5-2805-259-14 for

engine lubrication.

Lubricate pump and trailer in

2-6. Operation in Extreme Heat.

accordance with lubrication chart (fig. 3-1).

a. Lubrication. Refer to LO 5-2805-259-14 for

engine lubrication.

Lubricate pump and trailer in

b. Fuel System.

accordance with lubrication chart (fig. 3-1).

(1) Keep the fuel tank full at all times to

b. Fuel System.

(1) Do not overfill the fuel tank; allow room

(2) Remove all ice crystals from the fuel tank

for expansion of fuel.

strainer immediately before filling the fuel tank.

(2) Make sure the fuel tank cap is on tight

(3) Service the fuel filter frequently (para 3-

and that the cap vent is open.

24).

c. Engine Cooling Fins and Air Shrouds.

(4) After starting, allow the engine to reach

normal operating temperature before full load operation.

(1) Check the air shrouds for loss or damage

that would prevent circulation of cooling air.

(5) Keep the fuel tank cap free from ice,

snow, and moisture.

(2) Check the cooling fins on the cylinders

frequently to make sure they are clean and not

c. Electrical System. Do not disturb electrical

damaged.

leads or wiring in extreme cold unless repair is indicated

2-11