c. Maintenance. Weigh the fire extinguisher every 6
2-29. Crane Carrier Fire Extinguisher (Dry Chemical
months and replace the extinguisher if weight is less
than 41/2 pounds or if pressure is below 125 pounds.
a. Descriptions. The dry chemical type fire extinguisher
The dry chemical fire extinguishers will be serviced at
is suitable for use on all types of fire and is effective in
installation level through repair and utilities facilities, with
areas where ambient temperature is -25 F. and above.
filling agent supplied by procurement through troop
If winterized (pressurized with nitrogen) the fire
supply channels (TB 5-4200-200-10).
extinguisher may be used in temperatures below -250 F.
The fire extinguisher is a 21/2 pound, stored-pressure,
2-30. Crane Fire Extinguisher
a. Descriptions. The crane fire extinguisher is mounted
b. Operations. Remove the fire extinguisher from its
on a bracket in the cab of the crane near the operator's
location, lift the handle, press lever, and direct the
powder at the base of the flame using a side-toside
b. Operation. Refer to paragraph 2-29 for operating
instructions for the fire extinguisher.