Quantcast TABLE 4-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - TM-5-4120-347-140053

 

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Figure 4-7. Location of PMCS ltems
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TM-5-4120-347-14 Air Conditioner Horizontal Compact 9 000 BTU/HR 208 Volt 3 Phase 60 Hertz Manual
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TABLE 4-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - continued - TM-5-4120-347-140054
TM5-4120-347-14
in the table have been arranged and numbered in a logical sequence to provide for greater personnel
efficiency and least amount of required maintenance downtime. The "Para Ref" (Paragraph Reference) column
o n the right side of the table provides the paragraph number where detailed, step-by-step
disassembly/reassembly maintenance procedures may be found.
Disconnect input power before disassembly of the air conditioner for PMCS to prevent dangerous,
possibly fatal, electrical shock.
TABLE 4-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE
CHECKS AND SERVICES (PMCS)
Iterm To Be
Item
Para
No.
Inspected/Serviced
Procedures
Ref.
Return Air Louver
1
a.
Check operation of louvers for stiffness or binding.
Remove, clean, inspect, repair, and lubricate as
b.
necessary
c.
Set aside for the present and reinstall after item 4.
2
Remove, clean, inspect, and service filter.
Conditioned Air Filter
a.
b.
Discard filter and obtain replacement, if damaged.
Place filter aside for the present and reinstall after
c.
item 4.
Wipe or vacuum all dust or dirt from the fans, motor,
Conditioned Air
a.
3
(Evaporator) Fan and
and all other components and surfaces in the area.
Motor
Inspect the fans for damage or bent blades, the motor
b.
for signs of overheating, and all mounting hardware for
tightness and security.
Inspect wiring harness for damage or chafing and all
c.
electrical connections for tightness.
4
Condensate Drain Tubing
a.
Check for loose connections, missing clamps,
indications of water leaks and damaged or missing
tubing.
Repair or replace as indicated.
b.
InstalI filter and return air louver.
c.
Conditioned Air Supply
5
a.
Check operation of louvers for stiffness or binding.
Remove, clean, inspect, repair and lubricate as
Louver
b.
necessary.
Set aside for the present and reinstall after item 8.
c.
Mist Eliminator
Remove, clean, and inspect the top front cover. Set
6
a.
aside for the present and reinstall after item 8.
Remove, clean, inspect, and service the mist eliminator
b.
filter,
Replace the mist eliminator if it is damaged.
c.
d.
Set it aside for the present and reinstall after item 8.
4-17

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