Compressed Air System Antifreeze Unit.

TM 5-2420-224-10

Compressed Air System Antifreeze Unit.

(1) Compressed Air System Antifreeze Unit (1). Located on right rear frame rail in front of tire. Should be

used when outside temperatures drop below 410F (50C). Service by using ethyl alcohol, methanol

alcohol, or denatured alcohol in reservoir (2).

NOTE

Vehicles are equipped with either a KNORR or WABCO antifreeze

unit.

On both units the number 1 indicates open position and number 0

indicates closed position.

(2) Control Knob (3). Open (winter) and closed (summer) positions are found by turning control knob to

position 1 or 0.

Backhoe/Crane Travel Lock Release Lever.

Backhoe/Crane Travel Lock Release Lever (1). Pull cable to release travel lock for backhoe/crane. Pull lever (1)

outward and hold until sure that latch has adequate clearance of bail, then release and unstop the backhoe/crane into

upright/work position.