4-4. INTRODUCTION -Continued
(1) Remove any seals, plugs, or tape used to seal any air inlets and ports during shipping.
(2) Check crankcase oil level and inspect oil on dipstick for cleanliness. Take an oil sample for
analysis. Top up, or drain and refill the crankcase with engine oil (Item 14, Appendix E) as required.
(3) Inspect engine and all piping connections for evidence of leakage. Repair as required.
(4) Check tension of fan, alternator and power steering drive belts. Belts sh uld be tight enough to
allow 1/2 in. (12 mm) deflection midway between the pulleys. Adjust as required. Refer to
f. Cooling System.
(1) Clear away any debris blocking air flow to radiator.
(2) Check level of coolant in radiator; not more than 3 in. (76 mm) air space between coolant and top of
(3) Sample the coolant and ensure there is sufficient antifreeze for the environment in which the truck is
to be operated.
(4) Check all cooling system hoses for evidence of leakage. Refit or tighten connections as required.
Refer to para 4-141 .
(1) Check transmission oil level. Take an oil sample for analysis. Top up, or drain and refill as
(2) Check all external hydraulic lines for evidence of leakage. Tighten or replace all defective fittings.
Refer to para 4-9 .
h. Fire Pump.
(1) Check priming tank oil level. Take an oil sample for analysis. Top up, or drain and refill the tank as
(2) Drain water and foam tanks. Inspect interior of both tanks for foreign objects.
(3) Close all drains.
(4) Fill water, foam, and priming tank via top mount fills. Check there are no leaks.
(5) Check all external suction and discharge connection caps are in place and secure. (Three on right-
hand side of truck, four on left-hand side and two at rear of truck).
(6) Pull out both crosslay hoses and inspect for damage and correct installation.