Gardner Denver ELECTRA-SAVER, Operating And Service Manual

Page 1: ...NTROLLER DOMESTIC and INTERNATIONAL MODELS EAQ99W 125 150 and 200 HP 60 HZ EBQ99R 125 150 and 200 HP 60 HZ EAU99AB 200 HP 60 HZ EBU99H 200 HP 60 HZ EAQ99W 100 125 and 150 HP 50 HZ 75 93 112 KW EBQ99R...

Page 2: ...to simplify servicing your compressor Authorized distributor service technicians are factory trained and skilled in compressor maintenance and repair They are ready to respond and assist you by provid...

Page 3: ...mical operation and minimum downtime Boxed text formats are used within this manual to alert users of the following conditions Safety Labels are used within this manual and affixed to the appropriate...

Page 4: ...low level of risk which if not avoided MAY result in a minor or moderate injury Burn Hazard Hot surface PROHIBITION MANDATORY ACTION REQUIREMENTS Do not Operate Compressor with Guard Removed Do Not Li...

Page 5: ...r oil system until the unit is shut down and the air pressure has been relieved Electrical shock can and may be fatal Perform all wiring in accordance with the National Electrical Code NFPA 70 and any...

Page 6: ...ion 7 Coupling 69 Section 8 Maintenance Schedule 72 Section 9 Troubleshooting 74 This book covers the following models HP KW PSIG Model Parts List Controller Manual Comm Module Manual 125 150 200 HP 6...

Page 7: ...ing 54 High Temperature Operation 49 Inlet Line 17 Inlet Screen And Tube 67 Inlet Valve 33 Installation For Cold Weather Operation 16 Installation Section 2 13 Lifting Unit 13 Location 14 Air Cooled U...

Page 8: ...ction 9 Troubleshooting 73 Series Piping 21 Service Check List 71 Every 125 Hours Operation 71 Every Year 71 Motor Lubrication 71 Oil Separator 71 Service Check List Air Filter 71 Shuttle Valve 34 Sol...

Page 9: ...ssor Unloaded Constant Speed Mode 38 Figure 4 9 Control Schematic Compressor At Full Load Constant Speed Mode 39 Figure 4 10 Control Schematic Compressor Unloaded Low Demand Mode Or Auto Mode 40 Figur...

Page 10: ...ir is drawn into the cavity between the main rotor lobes and secondary rotor grooves A When the rotors pass the inlet port cutoff air is trapped in the interlobe cavity and flows axially with the mesh...

Page 11: ...is injected directly into the compression chamber to remove heat of compression seal internal clearances and lubricate the rotors TURN VALVE ELECTRA SAVER ONLY The turn valve is a rotary helical valve...

Page 12: ...13 21 608 Page 11 Figure 1 4 COMPRESSOR MOTOR SIDE Figure 1 5 COOLER RESERVOIR SIDE 200EDM797 A Ref Drawing...

Page 13: ...13 21 608 Page 12 Figure 1 6 AIR OIL FLOW DIAGRAM 202EDM797 Ref Drawing...

Page 14: ...may also be moved into location by rolling on bars Lift compressor package by base only Do not use other places such as motors compressors or discharge manifold piping as lifting points The eyebolts...

Page 15: ...ent on all air cooled units The air cooled unit with the standard enclosure requires sufficient flow Figure 2 2 for the compressor oil aftercooling system and for electric motor cooling Air is drawn i...

Page 16: ...lts and shims to provide uniform support for the base OIL RESERVOIR DRAIN The oil drain is piped from the bottom of the reservoir to the side of the frame This drain is approximately 4 50 inches 115 m...

Page 17: ...ust be made the precautions required will depend on the severity of the environment The following are general guidelines for outside installations Cold Weather Down To 10 F 12 C 1 Be sure all drains t...

Page 18: ...iliary air receiver is not required if the piping system is large and provides sufficient storage capacity to prevent rapid cycling When used an air receiver should be of adequate size provided with a...

Page 19: ...e severe injury or death Consult filtration specialists for additional filtration and treatment equipment to meet health and safety standards BLOWDOWN VALVE PIPING The blowdown valve is piped back int...

Page 20: ...25 HP EAQ99W 1 9 2 4 3 2 4 8 55 Less than 1 PSI for any flow rate shown in the table 125 HP EBQ99R 1 8 2 2 3 0 4 5 55 150 HP EAQ99W 2 3 2 9 3 9 5 8 55 150 HP EBQ99R 2 1 2 6 3 4 5 2 55 200 HP EAQ99W 2...