OM3056 09/09 Operation - Section 30 Operating Instructions Page 30-5 30. Check the coolant in the radiator using the coolant level sight gauge, or observe the coolant level through the opening in the end of the hood. 32. Move around the cab (1, Figure 30-1) to the back. Open the doors to the brake cabinet and check for any hydraulic oil leaks If it is necessary to remove the radiator cap, shut the engine off, allow the engine to cool, and slowly remove the radiator cap. DO NOT remove the radiator cap when the cooling system is pressur- ized . If used, turn the work light off. Close the door and verify the latches are securely fastened. 33. Clean the cab windows and mirrors.
Remove dirt or debris from the cab floor. Ensure the steering wheel, controls, and pedals are free of any oil, grease, or mud. If the engine is hot, allow the coolant to cool before removing the fill cap or draining the radia- tor. Serious burns may result if the coolant is not allowed to cool. 34. Store any personal gear in the cab so it does not interfere with the operation of the truck. DO NOT carry tools or supplies in the cab of the truck or on the deck. 31. Inspect the covers over the braking grids to ensure the latches are securely fastened. 35. Adjust the seat and steering wheel so that it is comfortable for use.
Inspect the main air inlet to ensure it is clear of all foreign objects and debris that would prevent complete air flow into the inlet. 36. Read and understand the Operator Controls and Instrument Panel discussion in this section. Be familiar with all the control locations and functions before operating the truck. Verify all the cabinet door latches are securely fastened.