Operating Instructions Start–Up 1. Engine Fluid Levels—add more if necessary. Engine oil Coolant (check while engine is cold) Power steering fluid level If your truck has hydraulic brakes, check the fluid level in the master cylinder reservoir. See page 158 for more information. 2. Engine Belt—check tension and condition of belts. This is important to ensure proper air compressor and engine operation. Measure the belt tension at the longest span of the belt. See page 142 for further information on check- ing belt tension. NOTE: Deflection should be one belt thick- ness for each foot distance between the pulley centers.
If breaks or tears are found, the belt should be replaced before operating the vehicle. Model 330 PB1318 3/01 Superintendent of Documents U.S. Government Printing Office Washington, DC 20402 Engine Compartment Checks — Daily The following operations are to be performed by the driver. Performing these checks and following the maintenance pro- cedures in this manual will help keep your Model 330 running properly. Check the overall appearance and condition. Are win- dows, mirrors, and lights clean and unobstructed? Check beneath the vehicle. Are there signs of fuel, oil, or water leaks? Check for damaged, loose, or missing parts.
Are there parts showing signs of excessive wear or lack of lubrica- tion? Have a qualified mechanic examine any question- able items and repair them without delay. Check your load. Is it secured properly? NOTE: The following items (Engine Compart- ment, Chassis and Cab, and Prestart Checks) should be checked daily, as a minimum. They are in addition to, not in place of, federal motor Carrier Safety Regulations. These regulations may be purchased by writing to: Approaching Your Vehicle Daily Checks