Installation. Install the humidifier assembly as
Before installing humidifier, make
sure that neoprene water pickup
ring (see fig. 4-27) is on motor
shaft between two discs.
Install humidifier on mounting plate and
secure with self-tapping screws.
Connect humidifier input power plug.
evaporator blower section cover.
Connect humidifier water supply line to
Close the humidifier drain valve.
Open the humidifier supply draincock at
the base of the water tank.
Section XXI. MAINTENANCE OF FIRE EXTINGUISHER
A Class 2-B dry chemical fire extinguisher is located in
the upper corner of the left hand rear wall of the shelter
and is easily removed from its mounting with a quick
4-47. Fire Extinguisher.
Inspection. Inspection of the fire extinguisher
should proceed as follows:
Inspect nozzle and adapter assembly for
security and condition.
Weigh cylinder every six months and
replace if gross weight has decreased by six ounces
(170 gm) or more.
Replace cylinder immediately after
Removal. Remove fire extinguisher as follows:
extinguisher from mounting bracket. (See fig. 4-28.)