Lubrication. Lubricate the humidifier assembly as follows:
Remove humidifier front cover.
Lubricate the motor bearings every six months at the two holes in the motor bearing caps using a few
drops of lubricating oil, (Item 16, App. D). For ease in application an eye dropper is provided with the humidifier. (See
Install the humidifier front cover.
Installation. Install the humidifier assembly as follows:
Before installing humidifier, make sure that neoprene water pickup ring (see fig. 4-17) is on motor shaft
between two discs.
Install humidifier on mounting plate and secure with self tapping screws.
Connect humidifier input power plug.
Tighten receptacle access plate on evaporator blower section cover.
Connect humidifier water supply line to humidifier.
Close the humidifier drain valve.
Open the humidifier supply draincock at the base of the water tank.
Section XV. MAINTENANCE OF FIRE EXTINGUISHER
A Class 2-B dry chemical fire extinguisher is located in the upper corner of the left rear wall of the shelter and is easily
removed from its mounting with a quick release lever.
4-33. Fire Extinguisher
a. Inspection. Inspection of the fire extinguisher should proceed as follows:
(1) Inspect nozzle and adapter assembly for security and condition.
(2) Weigh cylinder every six months and replace if gross weight has decreased by six ounces (170 gm) or more.
Replace cylinder immediately after use.
Removal . Remove fire extinguisher as follows:
Unlock quick release lever on fire extinguisher mounting bracket and remove fire extinguisher from
mounting bracket. (See fig. 4-18.)