Pulsafeeder Isochem GM12 Series Installation, Operation, & Maintenance Instruction Download Page 3

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TABLE OF CONTENTS

PAGE

INTRODUCTION ........................................................................................................................................................................ 3

EQUIPMENT INSPECTION ....................................................................................................................................................... 3

INSTALLATION .......................................................................................................................................................................... 4

OPERATION .............................................................................................................................................................................. 5

MAINTENANCE ......................................................................................................................................................................... 6

PUMP DISASSEMBLY & REASSEMBLY ........................................................................................................................ 8

THERMAL JACKET INSTALLATION & REMOVAL ....................................................................................................... 12

DISASSEMBLY & REASSEMBLY

– PEDESTAL ........................................................................................................... 13

TROUBLESHOOTING .............................................................................................................................................................. 14

PUMP SPECIFICATION CHART .............................................................................................................................................. 15

EXPLODED VIEW DRAWING

GMH8 SERIES .............................................................................................................................................................. 16

GMC12 SERIES ............................................................................................................................................................ 17

GMC16 SERIES ............................................................................................................................................................ 18

PEDESTALS .................................................................................................................................................................. 19

SIGNIFICANT MODEL NUMBERING SYSTEM TABLE ........................................................................................................... 22

CONSOLIDATED BILL OF MATERIALS

GMCH8 SERIES ............................................................................................................................................................ 26

GMC12 SERIES ............................................................................................................................................................ 30

GMC16 SERIES ............................................................................................................................................................ 33

PUMP PERFORMANCE CURVES ........................................................................................................................................... 36

PUMP MODEL#

PUMP SERIAL #

Summary of Contents for Isochem GM12 Series

Page 1: ...Installation Operation Maintenance Instruction All Models Isochem GEARCHEM PUMPS Bulletin No IOM ISO 4000 Rev B...

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Page 3: ...LATION REMOVAL 12 DISASSEMBLY REASSEMBLY PEDESTAL 13 TROUBLESHOOTING 14 PUMP SPECIFICATION CHART 15 EXPLODED VIEW DRAWING GMH8 SERIES 16 GMC12 SERIES 17 GMC16 SERIES 18 PEDESTALS 19 SIGNIFICANT MODEL...

Page 4: ...ts which can run decoupled without losing their magnetic strength provided magnet temperature does not exceed 450 F 232 C Note If the pump is allowed to run for an extended period of time decoupled hi...

Page 5: ...er motor rotation before final piping 4 To check system operation installation of vacuum pressure gauges in the suction and discharge lines is recommended 5 Keep suction lines short and straight to mi...

Page 6: ...draining of the magnetic coupling area because this area will not self drain There is a drain plug in the front housing for access to this area OPERATION 1 Prior to operation make sure all suction pi...

Page 7: ...ored to original performance by replacing the idler gear alone Note Extended life bearings must be used only with extended life shafts 1 When changing a pump from one service to another be sure to che...

Page 8: ...gnets It is difficult to remove small particles and larger objects could be attracted with enough force to break the magnets Be careful during disassembly and reassembly of the drive and driven magnet...

Page 9: ...s 4 5 11 The gears can be removed from the shafts by removing one of the retaining rings and sliding the gear off the shaft 12 Inspect all parts for signs of wear or damage The maximum diametrical cle...

Page 10: ...S SD2580 DISASSEMBLY 1 Close discharge and suction valves 2 Disconnect power source to motor 3 Flush and drain pump then remove pump from the piping Do not forget to drain the can area through the fro...

Page 11: ...the pump drive shaft in the order listed retaining ring Item 14 key Item 8 driven magnet assembly Item 18 with the short hub side towards the front housing and retaining ring Item 14 Note Only new re...

Page 12: ...em 28 If the pump has the double can option remove the nipples Item 66 first then the double can Item 27 The double can has an integral can ring welded to it Now the containment can Item 26 can be rem...

Page 13: ...n without binding 9 Reinstall pump in system open inlet and discharge valves and check for leaks Start pump Monitor pump for 5 10 minutes for signs of binding excessive noise and high motor amperage d...

Page 14: ...part with a screwdriver or hand chisel but this should be done very carefully with only nominal force 3 In most instances the heat transfer cement adheres to the pump and not the inner surfaces of the...

Page 15: ...riction 5 Thin liquid or accept lower flow 6 Correctly set or repair relief valve 7 Increase suction pressure 8 Inspect and repair as required PUMP GRADUALLY LOSES PRIME 1 Air leak in suction 2 Suctio...

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Page 39: ...38 Installation Operation Maintenance Instruction All Models Isochem GEARCHEM PUMPS Bulletin No IOM ISO 4000 Rev B ADDENDUM 7 2015...

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Page 108: ...hem GEARCHEM PUMPS Bulletin No IOM ISO 4000 Rev B All Models Pulsafeeder Inc A unit of IDEX Corporation 2883 Brighton Hnrietta Town Line Road Rochester NY 14623 1 585 292 8000 www pulsa com pulsa idex...

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