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TM5-4120-376-14
Table 4-2. ORGANIZATIONAL MAINTENANCE TROUBLESHOOTING (Cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 5.
Check for correct operation of evaporator fan assembly (5).
Replace or repair damaged evaporator fan assembly in accordance with paragraph
4-17, page 4-68.
Step 6.
Check for defective low heat relay (K-2).
Remove Junction Box (6) in accordance with paragraph 4-22, page 4-107.
Replace defective low heat relay (K-2) in accordance with paragraph 4-22, page
4-117.
Step 7.
Check for defective thermostatic switch (heater) in accordance with paragraph
4-24, page 4-143.
Step 8.
Check for defective heater element in accordance with paragraph 4-24, page
4-138.
Step 9.
Check for defective wiring in accordance with paragraph 4-22, page 4-102.
Replace defective wiring. Use identical wire. Consult Appendix E and solder
(Table D-1, Item 12) all terminals connectors in accordance with paragraph 4-22,
page 4-102.
4-23
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