2-3. CHASSIS CONTROLS AND INDICATORS (Contd)
Item and Function
POWER STEERING OIL RESERVOIR DIPSTICK is attached to reservoir fill cap. Dipstick is turned
counterclockwise and removed to check power steering oil level.
COOLANT SURGE TANK CAP is turned counterclockwise and removed to add coolant. (Location common to all
ENGINE OIL FILLER CAP is turned counterclockwise and removed to add oil.
OIL DIPSTICK is to check engine oil level. On M939/A1 series vehicles, turn counterclockwise to remove.
SHUTOFF VALVES are turned counterclockwise to circulate heated coolant through vehicle cab heating system.
RADIATOR DRAINVALVE is turned counterclockwise to drain coolant from radiator. (Location common to all
WINDSHIELD WASHER BOTTLE CAP is unsnapped to refill washer reservoir.
ETHER STORAGE CYLINDER stores ether used for starting during cold-weather operations.