TM 9-4120-408-14
Table 2-2. Operator Preventive Maintenance Checks and Services
for Air Conditioner: Split Pack, 30,000 BTUH, 28VDC (Continued)
Location
Item
Item To Be
Not Fully
No
Interval
Check/Service
Procedure
Mission Capable If:
Control Module
Assembly
27
AFTER
Control Panel
Inspect top cover for
Top cover is missing,
Top Cover
damage, cracks, holes,
cracked, or has
missing or damaged EMI
holes. EMI gasket is
gasket, or missing or
missing or damaged.
damaged mounting hardware.
Mounting hardware is
missing or damaged.
28
AFTER
Control Module
Inspect housing for dents,
Housing is cracked or
Housing
cracks, or holes.
has holes.
CAUTION
Do not damage temperature capillary tube while performing PMCS. Equipment failure
and damage may result from damaged temperature capillary tube.
29
AFTER
Temperature
Inspect temperature sensor
Damaged, cracked, or
Sensor
for damage, cracks, or
missing temperature
holes. Inspect for damaged
sensor. Damaged or
or missing mounting clamps
missing mounting
and mounting hardware.
hardware.
Condenser
Assembly
30
AFTER
Condenser
Inspect housing for dents,
Housing is cracked or
Housing
cracks, or holes.
has holes.
31
AFTER
Condenser
Inspect grilles for damage
Grilles damaged or
Protective
or missing mounting
missing.
Damaged or
Grilles and EMI/ hardware.
Inspect EMI/RFI
missing mounting
hardware.
Filter
Ventilation
panels for separation from
element has separated
Panels
frame, holes in filter
from frame. One or
element, and bent or
more holes exist
damaged "honey combs."
measuring twice the
size of one "honey
comb." Bent or
damaged "honey combs"
which restrict air
flow.
32
AFTER
Side Panel and
Inspect side panel and
Side panel or access
Access Panels
access panels for damage,
panels are missing,
cracks, holes, missing or
cracked, or have
damaged EMI gasket, or
holes.
EMI gasket is
missing or damaged mounting
missing or damaged.
hardware.
2-11