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Air Compressor
Operation Manual

P20-M / P25-M / P30-M

255549 Rev.1
01/2014

Summary of Contents for P20-M

Page 1: ...Air Compressor Operation Manual P20 M P25 M P30 M 255549 Rev 1 01 2014 ...

Page 2: ...sors incorporate the latest design of technology and use only components selected for their high quality and durability to ensure more efficient and durable operation We constantly strive to meet the best quality and durability standards and reserve the right to change specifications if required Thank you again for your interests and continuous support to of Ohio Medical products Proper Maintenanc...

Page 3: ...se level high efficiency and longer working life 1 4 The well designed ductile iron crankshaft integrated with counterweight is precisely balanced for smooth and long term operation 1 5 The cylinder is made of aluminum alloy material with cooling fin design and special coating to ensure durable operation 1 6 Compression ring and guide ring are made of Teflon material to ensure anti friction and sm...

Page 4: ...tightened 3 V Belt Adjustment 3 1 Keep the grooves of flywheel and motor pulley clean 3 2 Align flywheel with pulley groove when installing the V belts 3 3 Over tightened belts can cause extra load and shorten the life of the motor bearings Overly loose belts can cause V belt slippage reduce efficiency and break V belt 3 4 Maintain the proper belt tension 1 Use belt adjuster to correct belt tightn...

Page 5: ...ect and securely tight 5 Check that voltage is correct 5 2 Checks under operation 1 If rotating direction of compressors is right 2 If compressed air pressure rises normally while running 3 If current of the motor remains within standard level under loading condition 4 Stay away from extremely hot components 6 Daily Maintenance 6 1 Clean the Belt Guard and the ventilation area of the air compresso...

Page 6: ...Rod a Big end b Small end If function well or any noise Cylinder Check Replace Remarks 1 Check Maintain Replace when necessary 2 Replace 7 2 Maintenance repair or modifications must only be carried out by qualified personnel with authorized training 1 When the air compressor is working under normal conditions we recommend to maintain as per above time table If required you may shorten the maintena...

Page 7: ...an box or paper to enable re assembly later 3 While assembling pay attention to the cleanness of environment and working tools especially for those parts like piston compression ring guide ring cylinder and valve assembly Avoid dust and contamination of these parts 4 Pay attention to the direction of compression ring and guide ring If not the air delivery will be decreased 5 The bearing is totally...

Page 8: ...ve bearing V Piston hits valve assembly V V Guide rings worn out V On running Abnormal vibration Uneven foundation floor V V belt loosen or worn out V V V Set bolts loosen V V Abnormal piping V V On running Abnormal temperature Wrong rotation of motor V High ambient temperature V V belt loosen or worn out V V Valve assembly broken V V Compression rings worn out V On running Overheat motor Bearing ...

Page 9: ...255549 Rev 1 02 2014 9 Appendix I Maintenance Record Date Hour Meter Record Service Tech ...

Page 10: ...10 255549 Rev 1 01 2014 ...

Page 11: ...Spring washer 10 25 Bearing 2 26 Crank shaft 1 27 Connecting rod assembly 4 28 Washer 3 29 Counter weight 1 30 Set bolt 2 31 Flywheel 1 32 Key 1 33 Set bolt 1 34 Washer 1 35 Spring washer 1 36 Fan 1 37 Counter weight 1 38 Spring washer 1 39 Set bolt 1 40 Set Bolt 5 NO Description Qty 41 Spring washer 6 42 Flange joint 1 43 Flange joint 2 44 Flange joint 1 45 Packing 4 46 Set bolt 8 47 Set bolt 4 4...

Page 12: ...12 255549 Rev 1 01 2014 ...

Page 13: ...charge Pipe 1 34 Set bolt 2 35 Spring washer 2 36 Cooler assembly 1 37 Cooler assembly 1 38 Cooler assembly 1 39 Set bolt 9 40 Spring washer 9 41 Washer 9 42 Tube fi tting 3 43 Elbow 3 44 Discharge copper tube assembly 1 45 Discharge copper tube assembly 1 46 Discharge cooper tube assembly 1 47 Copper tube fi xed plate 1 NO Description Qty 48 Set bolt 1 49 Washer 1 50 Spring washer 1 51 Discharge ...

Page 14: ... 230105 Complete Module Number 100 0225 100 0226 100 0227 Motor HP 60 Hz 20 25 30 Motor 244285 244286 244287 Temperature Switch 4 211038 211038 211038 Auto Drain 3 8 NPT 211203 211203 211203 Relief Valve 1 2 125 PSI 232259 232259 232259 Unloader Solenoid 246029 246029 246029 Vibration Pad 4 248008 248008 248008 ...

Page 15: ...255549 Rev 1 02 2014 15 BLANK PAGE ...

Page 16: ...tion This document contains information that is proprietary and confidential to Ohio Medical Corporation Use of this information is under license from Ohio Medical Corporation Any use other than that authorized by Ohio Medical Corporation is prohibited Ohio Medical Corporation and the Ohio Medical Corporation logo are registered trademarks of Ohio Medical Corporation Teflon is a registered tradema...

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