b. Operation. Remove the fire extinguisher from
c. Maintenance. For maintenance of the fire
its location, lift the handle, press lever, and direct
extinguisher, refer to TM 5-687.
the powder at the base of the flame using a side-to-
side sweeping motion.
28. Fire Extinguisher (Dry
Chemical Type)
a. Description. The dry chemical type fire ex-
c. Maintenance. Weigh the fire extinguisher every
6 months and replace the extinguisher if weight is
tinguisher is suitable for use on all types of fire and
less than 4 pounds, or if pressure is below 125
is effective in areas where ambient temperature is
pounds.. Refer to TB 4200-200-10. The dry chemi-
25F. and above. If winterized (pressurized with
cal fire extinguisher will be serviced at installation
nitrogen ), the fire extinguisher may be used in tem-
peratures below 25F. The fire extinguisher is a
level through Repair and Utilities Facilities, with
the filling agent supplied by local procurement
2 pound, stored pressure, lever-operated ex-
through Troop Supply Channels.
tinguisher.