https://www.truck-manuals.net/mack/ 98 OPERATION Tilting the Cab Use the following instructions to tilt the cab: Note: Before raising the cab, the engine must be shut off and all loose items in the cab must be secured. 1. Take the cab tilt pump handle from its stored position. Note: The cab tilt pump handle is stored inside the cab, on the right side cab back wall, behind the folding seat. 2. Insert the handle into the pump and move the pump control lever (see arrow) to the RAISE position (refer to the illustration).
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Pump Control Lever (Arrow)