TM 10-3930-641-20
ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) (CONT)
(Sheet 4 of 30)
LOCATION
ITEM TO
ITEM
CHECK/
NOT FULLY MISSION
NO.
INTERVAL
MAN-HOURS
PROCEDURE
CAPABLE IF:
SERVICE
WARNING
5
250 Hours or
Ether Starting
Semiannual
Aid
Ether fuel is extremely flammable and toxic. DO NOT smoke and make sure you are in a well-
ventilated area away from heat, open flames, or sparks. Wear eye protection. Avoid contact with
skin and eyes and avoid breathing ether fumes. If fluid enters or fumes irritate the eyes, wash
immediately with large quantities of clean water for 15 minutes. Seek medical attention immedi-
ately if ether is inhaled or causes eye irritation. Failure to follow this warning may cause injury or
death to personnel.
Replace ether canister as needed. Inspect ether lines
and fittings. Replace as necessary. (See page 2-189.)
WARNING
6
250 Hours or
Engine Air
Semiannual
Cleaner
If NBC exposure is suspected, personnel wearing protective equipment must handle all air cleaner media.
Consult your NBC Officer or NBC NCO for appropriate handling or disposal procedures.
NBC contaminated filters must be handled using adequate precautions and must be disposed of by trained
personnel.
NBC Decontamination; FM
3-7, NBC Field Handbook;
and FM
3-3-1, Nuclear Contamination Avoid-
ance.
NOTE
Primary air cleaner element must be replaced after six cleanings, or once each year, even if it has not been
cleaned six times.
Secondary element must be replaced after cleaning or replacing primary element for the 3rd time, or if
PLUGGED FILTER indicator remains on after cleaning primary element.
Clean primary air cleaner element. Replace second-
ary air cleaner element if necessary. (See page 2-
198.)
Go on to Sheet 5
Change 2
2-9