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Section Ill. OPERATOR'S MAINTENANCE
3-5. General
The instructions in this section are published for
the information and guidance of the operator to
maintain the air conditioner.
Warning: Disconnect the air conditioner from
the power source before performing any mainte-
nance on the components of the unit.
3-6. Mist Eliminator Service
a. General. The mist eliminator is located under
the top panel, between the evaporator air dis-
charge grille and the evaporator coil. It removes
moisture from the air after it has passed over the
evaporator coil, thereby reducing the amount of
moisture in air discharged into the conditioned
area.
b. Removal. Remove the cover panel and dis-
charge grille (para 317).
c. Servicing. Refer to figure 3-1 and service the
mist eliminator.
d. Installation. Refer to paragraph 3-17, and
install cover panel and discharge grille.
3-7. Filter, Air Conditioning Service
a. Removal. Remove the intake grille (para
b. Servicing. Refer to figure 3-1 and service the
air conditioning filter.
STEP 1. LIFT MIST ELIMINATOR FROM CASING.
c. Installation. Install intake grille in reverse
STEP 2. REMOVE STUD (2). FILTER RETAINER,
order of removal (para 317 ).
AND AIR CONDITIONING FILTER.
STEP 3. WASH FILTER AND MIST ELIMINATOR
3-8. Evaporator Coil and Condenser
WITH AN APPROVED CLEANING SOLVENT
Coil Service
AND DRY WITH CLEAN, LOW-PRESSURE
COMPRESSED AIR.
a. R e m o v a l . Refer to paragraph 318 and
STEP 4. DIP OR SPRAY FILTER WITH FILTERKOTE
remove mist eliminator. Refer to paragraph 319,
OR OIL OF SPECIFICATION MILITARY
and remove condenser coil grille and screen.
0-2104 GRADE 20, 30, OR BETTER. DRAIN
OFF EXCESS OIL BEFORE INSTALLATION.
b. Servicing. Refer to figure 32 and service the
STEP 5. REINSTALL AIR FILTER MIST ELIMINATOR
evaporator coil and condenser coil.
IN ACCORDANCE WITH STAMPED ARROW
c. lnstallation. Install condenser coil grille and
DIRECTION.
screen and mist eliminator in reverse order of re-
ME 4120-222- 14/3-1
moval (para 3-18 and 3-19).
Figure 3-1. Servicing mist eliminator and air
conditioning filter.
3-9. Servicing Fresh Air Inlet Filter
a. Removal. Remove the fresh air inlet screen
and CE20VAL4 have no fuses. The new models
have two 5-amp cartridge fuses mounted in the
b. Servicing. Clean with compressed air. Re-
upper right corner of the control box.
place damaged filter.
b. Removal Remove fuses from fuse holder.
c. Installation. Refer to paragraph 319 and in-
c. Installation. Snap in new fuses of proper am-
stall the fresh air inlet screen.
perage and size.
3-10. Fuse Replacement
d. Testing. Use an ohmmeter and test fuse for
open.
a. General. The earlier Models of CE20VAL6
AGO 20053A

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