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Page Title: 5-41. CONDENSER FAN DAMPER ACTUATOR
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ARMY TM 9-4210-381-14 NAVY EE-000-CA-MMA-010/7053-AC AIR FORCE TO 35E9-136-31 5-41. CONDENSER FAN DAMPER ACTUATOR. This task covers: Inspection Testing Removal Installation INITIAL SETUP: Tools Tool kit, service, refrigeration unit (Item 1, Appendix B) Gloves, chemical (Appendix C) Goggles, industrial (Appendix C) Personnel: 1 Material: Rags (Item 12, Appendix E) Methyl-ethyl ketone (Item 13, Appendix E) Nitrogen, technical (Item 14, Appendix E) Corrosion preventative (Item 17, Appendix E) Equipment Conditions: 1. Remove condenser circulator fan (para 4-77). 2. Remove condenser fan connecting link assembly (para 4-89). INSPECTION 1. Check for damaged or missing parts (see Figure 5-30). 2. Check for signs of leakage.  Leak test if leak is suspected (para 5-15). TESTING 1. Frontseat (clockwise) actuator service valve (para 5-31). WARNING Death or serious injury may result if personnel fail to observe safety precautions.  Use great care to avoid contact with liquid refrigerant or refrigerant gas being discharged under pressure.  Sudden and irreversible  tissue  damage  can  result  from  freezing.    Wear  thermal  protective  gloves  and  a  face protector or goggles in any situation where skin-eye-contact is possible. 2. Slowly loosen flare nut (4) on actuator (5) to release gas. 3. Remove screw (10), lockwasher (11), flat washer (12), and clamp (13). 4. Remove flare nut and tubing (4). 5. Install nitrogen cylinder to manifold gauge, high side. 6. install charging valve yellow 1/4 inch (0.64 cm) line to actuator (para 5-11). 7. Open high pressure gauge valve on service manifold. 8. Raise pressure to 200-300 psig (90.8 to 136.2 kg/cm2). 9. Actuator closes with 1/2 inch (1.27 cm) clearance between damper and squirrel cage. 10. If damper does not close, replace actuator. 5-90

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