OPERATION ON ROCKY TERRAIN . CONTINUED
2. Before driving over stumps or rocks, make sure the dolly set can clear them. Such objects can
damage components on the under side of the dolly set. Beware of low hanging tree limbs that
can cause damage to the shelter.
1. Before entering water, check the bottom surface condition. If bottom surface is too soft, do not
2. After coming out of water, apply the brake a few times to help dry out the brake linings. Make
sure the dolly brakes are working properly before driving at normal speeds.
3. Drain or dry all wet areas.
4. Lubricate all unpainted surfaces. See lubrication chart, page 4-2.
5. Dry all lubricating points and lubricate them. See lubrication chart, page 4-2.
OPERATION IN RAINY OR HUMID CONDITIONS
Inspect, clean, and lubricate inactive equipment often to stop rust and fungus.
OPERATION IN SANDY OR DUSTY AREAS
1. Clean, inspect, and lubricate more often in dusty or sandy areas.
2. Reduce tire inflation to 25 psi for operation in beach and desert sand.
3. Be sure to return tire air pressure to normal after sand operation (50 psi/344.8 kPa).
OPERATION IN SNOW
Refer to FM 21-305 for special instructions on operations in snow.
OPERATION IN MUD
1. Reduce tire inflation to 25 psi while operating in soft mud, if practical.
2. If one or more wheels sink into the mud, you may need to jack up the mired wheel and put
planking or matting under it.
3. Clean off all mud after operation.