4-7 HEATER BODY-Continued
Clean inside the flue chamber with brush (Item 9, Appendix E). Pick up heater body and dump residue.
The next usage of the heater will bum out balance of residue.
The burner chamber does not require cleaning.
Do not use solvent or cleaning compound on interior of heater body as it will leave a greasy film.
Do not use a protective coating on interior of burner or flue chamber.
Inspect heater body for dents, holes or broken welds. Broken welds should be reported to your supervisor.
Inspect igniter wick for evidence of deterioration. Replace as required.
Inspect lighter cup assembly for broken or distorted condition. Replace as required.
Inspect the hood for a distorted condition/broken hinge. Replace as required.
Inspect the hanger assembly for serviceability.
Refer to Figure 4-3. If necessary, install mounting damp (33) and locking screws (32).
If necessary, install nameplate (31) on heater with four rivets (30).
Install new wicking (28) in igniter (29). Install retainer spring (27).
Install igniter (29), igniter spring (26), and cotter pin (25).
If necessary install instruction plate (22) on hood with four rivets (21).
Install hood (23) on heater body with two screws (20), flatwashers (19), lockwashers (18), and nuts (17).