Q-Pumps QC Series, Maintenance Service And Installation Manual

Page 1: ...Maintenance service and installation manual Q C S e r i e s C e n t r i f u g a l P u m p www qpumps com QC M02 support qpumps com...

Page 2: ...stub shaft 11 Assembling and installing the mechanical seal 12 Kit plus assembly 17 Industrial T21 seal assembly IC series 18 General assembly inspection 19 Impeller retention 19 Casing assembly 20 B...

Page 3: ...include but are not limited to standard rotors wear casing mechanical seals gears and bearings wear Accidents operating errors or improper maintenance are not covered by the warranty Q Pumps assumes...

Page 4: ...used within these instructions to avoid serious injury and or possible damage to equipment CODE 136530002 Guard warning Safety labels are placed on every pump DO NOT remove any labeling on any Q Pump...

Page 5: ...e motor is mounted on a frame having adjustable legs providing simple installation and leveling INSTALLATION GUIDELINES UNPACKING EQUIPMENT Check the contents and all wrapping when unpacking your equi...

Page 6: ...rizontal suction pipe must have a gradual rise to the pump A high point in the suction line will form an air pocket and prevent proper pump operation All joints in the suction line should be air tight...

Page 7: ...mp model This assembly works exactly the same as a standard assembly from the QC series QC PLUS QC SERIES The QC plus series have been development to facilitate the assembly of the QC series pumps off...

Page 8: ...8 Operation and Maintenance Manual QC Series Centrifugal Pump QC M02 EXPLODED ASSEMBLY...

Page 9: ...plus Bolt drive collar 1 2 1 1 1 1 2 1 2 1 1 4 4 1 1 1 4 2 4 4 1 1 1 1 1 1 1 1 11B 11F 17 17A 17B 17C 80 80B 80G 80H 80J 80M 83C 83D 83E 11F 11P 95 1 2 6E 24 92A 71 71A 71B 75 90 131 131A 132 M Backpl...

Page 10: ...the adapter pins using the two backplate pins 11F located on the backplate Depending upon the pump model and seal type some backplates do not have pins for reasons of design The adapter comes with a p...

Page 11: ...distance of 0 070 in from the face of the backplate and tighten the set screws in order to secure the stub shaft STUB SHAFT PLUS Next place the backplate onto the adapter 71 and turn it in a counter...

Page 12: ...flipping the seal is sufficient to continue using it The E seal is a double balanced seal cooled by water This seal is composed of a stuffing box which is filled with fluid normally water to cool the...

Page 13: ...the leak falls upon the seal seat of the carbon lubricating the seal against the backplate IMPORTANT It is necessary to disassemble some of the pump parts for cleaning and sterilizing For those Q Pum...

Page 14: ...ng Once the backplate is set onto the adapter push the drive collar against the backplate to compress the spring Tighten the set screws to set the seal when the spring no further can move The efficien...

Page 15: ...eal o ring and cup onto the stub shaft using the E drive collar 80J as a support for the o ring The seal seat of the carbon should be able to touch the follower 17 Slide the drive collar onto the stub...

Page 16: ...s on the stuffing box point upward and with a 45 inclination from the horizontal plane as shown in Figure J The water should enter through one connection and leave through another moving through the s...

Page 17: ...peller gasket 91B impeller plus 2P and impeller nut 24D IMPORTANT In some cases the front and back gaskets are interchangeable only models 218 328 and 4410 The Kit plus is compatible with D DG F and E...

Page 18: ...adapter has been mounted to the motor and the impeller has been placed at a distance of 0 070 in from the backplate If the stub shaft has not yet been assembled please return to section 3 before conti...

Page 19: ...parts impeller 2 retainer 24 and standard stub shaft 6E Place the retainer into the drilled hole atop the stub shaft so that it is completely receded When you have placed the impeller at the back mak...

Page 20: ...on Take the clamp assembly 75 and place it around the casing Tighten the clamp to close the casing so that it is level around the perimeter A rubber mallet may be helpful when installing the casing 10...

Page 21: ...EXCESSIVE POWER CONSUMPTION a Motor speed too high b Impeller damaged c Motor shaft is bended or worn 4 EXCESSIVE NOISE a Magnetic problem with motor b Motor bearings damaged c Foreign particles in im...

Page 22: ...3 Fraccionamiento Industrial Jurica Quer taro Qro M xico C P 76130 Call 52 442 218 4570 218 7400 Fax 52 442 218 4577 Operation and Maintenance Manual Centrifugal pump QC Series support qpumps com www...