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Page 6

Compressor Removal   

Reference Figure Group C

Tools: 

1/4 and 5/16 hex drive or Allen wrench, flat head screwdriver, 12 in. or smaller crescent wrench, pliers,

and 1/4 open face wrench.

1. Remove compressor chassis from case bottom as per the Compressor Chassis Removal section. 
2. Loosen the duct clamp at on the motor side of the intake hose and remove the hose from the

motor intake.

3. Loosen the nut on the motor tee fitting and remove the 1/2 tubing.
4. Disconnect the ground wire from under the capacitor cover.
5. Loosen the exhaust duct and twist it free from of the compressor.
6. Disconnect the five insulated terminals from the back of the compressor.
7. Disconnect the two inline connectors.
8. Place the compressor chassis on its right side (motor intake down).
9. Remove the four motor mount bolts.
10. Lift the compressor chassis off of the free compressor.
11. Repair and reassemble by reversing steps. Replace motor connections in their original locations.

See figure C or Figure I System Wiring Diagram. Note: There are two possible terminal locations

at 1 and 5. Either location is acceptable.

Motor Tee Fitting

Duct Clamp Location

Motor Intake

Motor Mounting Bolts (4)

Inline Connectors and

Insulated Terminals

Exhaust Duct

Ground Wire Location

Under Capacitor Cover

Brown

Violet

White

Orange

Black 

Blue

Figure Group C

Compressor Removal

Summary of Contents for AA-75CF

Page 1: ...ANUAL PARTS LIST AA 75CF NSN 6520 01 456 7170 Part 2 of 2 P O Box 1548 Woodinville WA 98072 1548 1 800 426 5913 425 487 3157 Fax 425 487 2608 email info aseptico com Internet www aseptico com 12 98 P...

Page 2: ...Compressor 18 Intake Fan 20 Aftercooler 20 Motor Exhaust 22 Electronics Module 22 Pressure Switch 22 Top Cover 24 Expendables 26 Table of Illustrations Figure A AA 75CF Component Identification 5 Fig...

Page 3: ...m ference of the joint A leak at a seal will cause the solution to bubble Tighten the joint if necessary reapply Teflon tape until bubbles no longer appear Inspection The felt media of the air intake...

Page 4: ...ank pressure than is common Check system tubing and fittings for leaks Inspect compressor air intake filters Replace filter cartridge if required No power to duplex outlet Verify system is powered Res...

Page 5: ...Pressure Switch Air Storage Tank Assembly Transformer Electronics Module Compressor Aftercooler Housing Assembly Exhaust Baffle Figure A AA 75CF Component Identification Figure B Compressor Chassis R...

Page 6: ...e compressor 6 Disconnect the five insulated terminals from the back of the compressor 7 Disconnect the two inline connectors 8 Place the compressor chassis on its right side motor intake down 9 Remov...

Page 7: ...720015 Piston Ring 730383 Piston Seal 730383 Piston Rod Assembly 720015 Rider Ring 730383 Motor Mount Bolt Nut Washer Commercial Motor 720015 Motor Tee Fitting 730358 Motor Intake 460784 08 Crossover...

Page 8: ...ed solvents to clean valves or any liquids to flush units The stainless steel valves may be cleaned with water All parts except the valves can be cleaned with any industrial non flammable non toxic no...

Page 9: ...ank by depressing the release ring and pulling on the tube Note the tube routing 5 Rotate the compressor chassis onto its left side motor exhaust side Depress the release ring on the push in straight...

Page 10: ...e to seal pipe threaded fittings Note In addition to exposing wire connections removing the pressure switch cover exposes a pair of adjustment screws used to control the AA 75 CF compressor s cut off...

Page 11: ...8 1 in Unloader tube 10 0 in Case side tank drain tube 15 0 in Tank side tank drain tube 24 0 in Case drain tube 15 5 in 4 Slide the fitting nut and the appropriate new ferrule onto the tube and re at...

Page 12: ...top cover 8 Remove the fan motor being careful not to bend the impeller 9 Replace intake fan and reattach by reversing steps Install fasteners using a serviceable thread locking compound Strip wires...

Page 13: ...Page 13 AA 75CF SYSTEM WIRING SCHEMATIC AA 75CF SYSTEM PNEUMATIC SCHEMATIC Figure J Figure K...

Page 14: ...2 3 4 5 PARTS LIST ITEM PART NUMBER QUANTITY Case Mil Spec Top 410128 1 Case Leg 460776 08 2 Case Leg Pivot 460802 08 4 Case Leg Bumper 460828 4 NUT Nylok Stnl 10 32 Commercial 4 230V Power cord 84000...

Page 15: ...Page 15 1 2 3 4 5 2 3 5 8 6 7 4 1 Figure 1 Case Base Figure 2 Case Top Inside 9 10 Figure 3 Case Top Outside...

Page 16: ...hassis Cover Channel Back 460789 08 1 Chassis Cover Channel Right 460770 08 1 SCREW Button head socket Commercial 24 Stnl 10 32 x 3 8 SCREW Button head socket Commercial 16 8 32 x 3 8 WASHER int star...

Page 17: ...Page 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 16 18 Figure 4 Compressor Chassis 1 2 3 4 5 6 Figure 5 Air Storage Tank...

Page 18: ...ce Figure 7 ITEM PART NUMBER QUANTITY Compressor 720015 1 Motor Intake 460784 08 1 Crossover Tube 460777 08 1 FITTING A B branch tee 730358 1 1 2 tube x 1 4 MPT FITTING A B Male Elbow 730357 1 3 8 tub...

Page 19: ...Page 19 1 2 7 3 4 6 5 Figure 6 Transformer 1 2 3 4 5 6 7 8 9 10 11 12 Figure 7 Compressor 13...

Page 20: ...ER QUANTITY Aftercooler Housing 460749 08 1 SCREW Button head socket Commercial 5 Stnl 10 32 x 3 8 Aftercooler Fan 330264 1 Aftercooler Fan Filter Assembly 730333 1 BOLT Flat head Phillips Stnl Commer...

Page 21: ...Page 21 1 2 3 4 5 6 7 8 9 10 Figure 8 Intake Fan Figure 9 Aftercooler 1 2 13 3 4 5 6 7 8 9 10 11 12 11...

Page 22: ...head socket Commercial 2 Stnl 10 32 x 3 8 WASHER 6 Star Stnl 510419 1 NUT Nylok Stnl 6 32 Commercial 1 WASHER int star 10 stnl Commercial 2 1 2 3 4 5 Reference Figure 10 Reference Figure 11 ITEM PART...

Page 23: ...Page 23 1 2 3 4 5 6 7 8 Figure 10 Motor Exhaust Duct 1 2 5 Figure 11 Electronics Module Figure 12 Pressure Switch 1 2 3 4 5 6 7 3 4...

Page 24: ...er Connection Chassis 460798 08 1 SCREW Flat head Phillips Commercial 2 Stnl 6 32 x 3 8 SCREW Button head socket Commercial 2 Stnl 10 32 x 3 8 Leg Socket 460820 08 4 SCREW Flat head Phillips Commercia...

Page 25: ...Page 25 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 24 22 23 14 25 28 9 21 18 17 21 30 20 19 31 32 33 15 Figure 13A Top Cover Figure 13B Top Cover 33 34...

Page 26: ...Page 26 ITEM PART NUMBER Felt Filter Media 730382 Compressor Rebuild Kit 730383 Aftercooler Fan Filter Media 730380 Intake Fan Filter Media 730381 1 2 3 4 Expendables...

Page 27: ...Page 27 Notes...

Page 28: ...Box 1548 Woodinville WA 98072 1548 1 800 426 5913 425 487 3157 Fax 425 487 2608 email info aseptico com Internet www aseptico com Printed In The USA For Further Service And Or Technical Assistance Con...

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