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OPERATION, SERVICE AND PARTS

INSTRUCTION MANUAL

999 6463.5

© 1997 Greenlee Textron

IM 791  REV 1  7/97

Read and understand this material before
operating or servicing this tool. Failure to
understand how to safely operate the tool
could result in an accident causing serious
injury or death.

940 SERIES

HYDRAULIC POWER PUMP

Summary of Contents for 940

Page 1: ... 1997 Greenlee Textron IM 791 REV 1 7 97 Read and understand this material before operating or servicing this tool Failure to understand how to safely operate the tool could result in an accident causing serious injury or death 940 SERIES HYDRAULIC POWER PUMP ...

Page 2: ...operty damage Hazards or unsafe practices which if not avoided COULD result in severe personal injury or death Immediate hazards which if not avoided WILL result in severe personal injury or death SAFETY ALERT SYMBOL The symbol above is used to call your attention to instructions concerning your personal safety Watch for this symbol It points out important safety precautions It means ATTENTION Bec...

Page 3: ...Do not connect the pump to any system or system component other than those supplied by Greenlee and rated at less than 10 000 psi 68 950 kPa Do not alter the internal high pressure relief valve setting Do not use this pump in a hazardous environment Hazards include open flame and flammable liquids or gases Failure to observe these warnings will result in severe injury or death Skin Injection Hazar...

Page 4: ... National Electrical Code The green colored conductor in the cord is the grounding wire which is attached to the metal frame of the unit inside the housing and to the longest blade of the attachment plug cap A special grounding adapter is supplied except in Canada or for use above 150 volts to permit using two wire receptacles until the correct receptacle is installed The green grounding wire exte...

Page 5: ...y essential that dirt or other foreign matter be kept out of the system as this is the most common cause of hydraulic system failure Therefore when opening up the pump for any reason such as making pipe connec tions adjusting pressure or any repair be sure to exercise extreme care in cleanliness and to use clean tools and cloths If at any time dirt is suspected to have found its way into the syste...

Page 6: ...2 approx Motor Maintenance If the pump motor is in need of repair it should be done by the manufacturer of the motor or a qualified service center Correcting Minor Hydraulic Problems The hydraulic unit should be observed constantly for out of the ordinary performance and unusual noises If any of these are present shut off pump and take corrective steps immediately to avoid possible expen sive repa...

Page 7: ...mp without screens as particles of dirt will be sucked into pump and valve mechanisms seriously damaging valve seats Unable to reach pressure Same as above Same as above Necessary to add oil often Oil leaks Check for broken lines loose fittings or connections Noise in hydraulic system Air in system Low in oil Add oil page 5 Run pump to work out air If the above corrective measures fail to make the...

Page 8: ... ram is held stationary under pressure with motor running when the control handle is in Neutral position The control valve has three positions Advance turn control handle counterclockwise to extreme position Neutral or Hold turn control handle clockwise to middle position and Return turn control handle clockwise to extreme position When the control handle is in Neutral position the pump is unloade...

Page 9: ...9 4455 Boeing Dr Rockford IL 61109 2988 815 397 7070 Greenlee Textron Subsidiary of Textron 940 Series Hydraulic Power Pump 940 TB 940 TA 940 SA 940 940 BASIC C D E G F 940 Series Pumps ...

Page 10: ...Greenlee Textron Subsidiary of Textron 10 4455 Boeing Dr Rockford IL 61109 2988 815 397 7070 940 Series Hydraulic Power Pump 49 54 42 52 41 47 A 38 43 39 46 53 50 27 29 48 45 51 940 Series Pumps cont d ...

Page 11: ...11 4455 Boeing Dr Rockford IL 61109 2988 815 397 7070 Greenlee Textron Subsidiary of Textron 940 Series Hydraulic Power Pump 36 B 5 37 9 50 10 75 SECTION CC 37 56 40 44 55 940 Series Pumps ...

Page 12: ... of Textron 12 4455 Boeing Dr Rockford IL 61109 2988 815 397 7070 940 Series Hydraulic Power Pump 2 28 19 14 5 24 6 17 7 8 31 13 34 26 18 23 28 1 33 22 16 23 12 11 30 9 20 3 4 25 15 10 35 32 21 SECTION BB 940 Series Pumps cont d ...

Page 13: ...8 Screw 10 32 NF x 3 4 Socket Head Cap 4 26 905 0681 2 Ball 3 8 Dia 1 27 905 0685 5 Washer 8 Lock 4 28 905 0824 6 Plug 1 16 NPT Pipe 2 29 905 0994 3 Screw 8 32 NC x 1 1 4 Socket Head Cap 4 30 502 2611 8 Roller 125 x 750 30 31 905 0912 9 O Ring 1 2 x 5 8 x 1 16 1 32 905 0320 1 Seal 1 3 8 ID x 2 3 8 OD x 7 16 Thick Oil 1 33 905 1097 6 O Ring 3 x 3 1 4 x 1 8 1 34 905 1111 5 Screw 7 16 20 NF x 1 2 Cup...

Page 14: ...940 501 5679 9 Hydraulic Pump includes A through 56 plus C Key Control No Description C 501 6152 0 Hose Connection Unit 940 SA 501 5680 2 Hydraulic Pump includes A through 56 plus D Key Control No Description D 501 5644 6 SA Control Valve Unit see IM 790 for parts 940 TA 501 5681 0 Hydraulic Pump includes A through 56 plus E Key Control No Description E 501 2106 5 TA Control Valve Unit see A 684 I...

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