TM 5-4520-241-14
Table 4-1. Organizational Preventive Maintenance Checks and Services
Q - Quarterly
Item
Interval
Item to be
No.
Q
Inspected
Procedures
WARNING
Death or serious injury could result if electrical
precautions are not taken when maintaining this
equipment.
Disconnect power plug from
receptacle before performing any maintenance
checks or services.
WARNING
Death or serious injury could result if repeated
and/or prolonged breathing and/or liquid skin
contact of cleaning solvent P-D-680. Use cleaning
solvent in a well ventilated area. Do not use near
flame or excessive heat. The flash point of this
solvent is 100 F to 138 F (38 C to 59 C).
1
Space Heater Assembly
Open heater doors and remove side panels. Clean heater inside and
outside using a vacuum and clean cloth. Wipe away oil and dirt using
cleaning solvent P-D-680, Type II. Check for loose, missing, or
damaged hardware and components.
2
Electrical System
Check electrical components and wiring for evidence of overheating,
loose connections, loose mounting hardware, and other damage.
3
Fuel System
Check fuel system for leakage, damage, and loose hardware.
Remove and clean sediment bowl and filter element. Replace a
defective filter element.
4
Burner Head
Check that the burner head is securely mounted to the end of heat
exchanger. Tighten attaching screws if necessary.
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4-10 Change 1
