Q-Pumps QDB Series Assembly And Installation Manual Download

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Assembly and installation manual

QIM/QDB Mixer Series

QIM/QDB-M01

ENT

About this Manual

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Q-Pumps Warranty

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Safety

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important safety information

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Installation

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Instalation guidelines

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How to install the piping

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Assembly preliminaries

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Exploded Assembly

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Part List

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Assembly

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Beggining the assembly

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Leg bracket assembly

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Adapter assembly

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Spacing of the impeller and stub shaft

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Assembling and installing the mechanical seal

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Assembling the casing

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Assembling the QDB

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Common Problems

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Thank you for purchasing a Q-Pumps product!

This manual contains installation and maintenance instructions for the QIM/QDB Mixer Series

It also includes a part list as well as a troubleshooting chart to assist in determining pump mal-

function and practical advices for the maintenance and operation of the equipment.

Summary of Contents for QDB Series

Page 1: ...Assembly and installation manual Q I M Q D B M i x e r S e r i e s support qpumps com www qpumps com QIM QDB M01 36 01 ...

Page 2: ...10 Leg bracket assembly 10 Adapter assembly 11 Spacing of the impeller and stub shaft 12 Assembling and installing the mechanical seal 15 Assembling the casing 17 Assembling the QDB 19 Common Problems 23 Thank you for purchasing a Q Pumps product This manual contains installation and maintenance instructions for the QIM QDB Mixer Series It also includes a part list as well as a troubleshooting cha...

Page 3: ...r 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 no liability for incidental accidental or consequential damages The purchaser by acceptance of delivery assumes all liability for the consequences of use or misuse by it its employees or third partie...

Page 4: ...ed 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 Pumps pro duct Replace any label that is missing WARNING ROTATING SHAFT DO NOT OPERATE WITHOUT GUARD IN PLACE Indicates an imminently hazardous situation which if not avoided will result in death or serious ...

Page 5: ...he drive 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 equipment Inspect all parts for damage that may have occurred during shipping Report any damage to the carrier LOCATION AND INSTALLATION The pump unit should be located as near as possible to the l...

Page 6: ...orizontal 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 to prevent air leakage which can reduce pump capacity and efficiency DISCHARGE PIPING Position of the pump discharge is preferably either vertical or top horizontal The discharge piping should be sh...

Page 7: ...shown in pages 8 and 9 During the assembly you may need the following tools 1 1 3 4 9 16 and 1 2 Wrenches 2 3 16 and 1 4 Allen wrenches 3 Rubber mallet 4 Caliper or shims 5 5 8 7 8 Socket for impeller nut 6 3 8 diameter steel rod to hold stub shaft plus 7 Torque Wrench WARNING Before servicing pump disconnect electrical power source carefully relieve all pressure and drain all fluids from pump and...

Page 8: ...bly and installation manual QIM QDB Mixer Series QIM QDB M01 EXPLODED ASSEMBLY 1 90A 2S 6P 11F 24C 24D 71 71A 71B 71C 75 91B 92 92A 96 131 133 209 207 209A 209B M 11A 96H 96F 96C 96G 96E 96A 71C 71 71B 96D 96B ...

Page 9: ... 6410 2 76C Hexagonal screw only models 4410 6410 2 76D Clamp assembly bracket 2 90A Casing O ring 1 91B Impeller front gasket 1 92 Stub shaft collar 1 PART LIST ITEM DESCRIPTION QTY 92A Allen screw 96 Internal mechanical seal 1 96A Rotary holder 1 96B Rotary single seal face 1 96C Static single seal fase 1 96D Single seal spring 1 96E Rotary holder O ring 1 96F Static single seal O ring 1 96G Rot...

Page 10: ...ained below 1 LEG BRACKET ASSEMBLIES The leg bracket assemblies are optional They allow to level the pumps adjusting the legs vertically The size of the brackets 209 and legs 207 depend on the NEMA or IEC motor frame First make the sub assemblies of the legs to the brackets with the hexagonal screws 209A Next with the hexagonal screws 209B fix the brackets to the motor base You may need to lift th...

Page 11: ...gonal nuts 71C Figure C 2 ASSEMBLY THE ADAPTER TO THE MOTOR Place the stainless adapter 71 on the motor flange and fix it with hexagonal screws and tighten to the torque values recommended in Chart 1 Figure B Figure C ASSEMBLY Chart 1 Torque values for tightening the adapter screws Torque ft lb Models NEMA Models IEC 20 Frame 56 to 14 Frame 80 to 90 55 Frame 18 to 25 Frame 110 to 160 70 Frame 28 F...

Page 12: ...ure D 3b Place and fix the backplate into the adapter Two long pins are used in the adapter 71A normally preassembled if there are no pins please insert them into the holes drilled in the adapter ring Those pins help to fix the backplate into the adapter using two bended backplate pins 11F The bended pins shall be clockwise seeing them from the back side of the backplate Seat the backplate on the ...

Page 13: ... gasket 91B on it then place the impeller in the stub shaft and tighten with the impeller nut compressing the assembly Figure F Use a 5 8 hexagonal socket for models 114 and 214 and a 7 8 hexagonal socket for the rest of models to tighten the nut To prevent the stub shaft impeller assembly from turning you can use a Ø3 8 rod in the bore that has the stub shaft on its side and thus be able to tight...

Page 14: ...ft collar Compress the impeller against the backplate with the spacer between them and proceed to tight the screw or screws on the shaft collar Now turn the impeller by hand it must turn with no restriction Check that every blade is separated the distance indicated Figure H Use the torque values for tightening the collar screws indicated in the Chart 2 f L Figure H Chart 2 Align stub shaft and col...

Page 15: ...ical seal 96 Figure I 4 ASSEMBLING THE SINGLE MECHANICAL SEAL 4a Place into the backplate the stationary face of the mechanical seal 96C with its O ring 96F First place the O ring on the stationary face remember that you can use water or dishes soap to lubricate or glue O rings and gaskets to the metal elements to facilitate assembly place both pieces in the inner housing of the backplate taking c...

Page 16: ...e rotary holder taking care the tip on the spring fits the machined slot in the rotary holder Put the rotary seal face into the rotary holder The tip on the spring must fit the machined slot in the rotary seal face Then compress until the rotary seal face is inserted Finally place the rotary holder O ring in the groove on the front of the holder Figure K 4c Insert the whole rotary seal assembly in...

Page 17: ...nical seal has been installed and the impeller impeller nut assembly has been tightened the casing must be mounted Place the casing O ring 90A onto the groove on the front of the backplate Then take the casing 1 and locate it onto the adapter positioning the discharge at the desired location Place the clamp assembly 75 around the casing Figure N In a lower horizontal position the casing can be sel...

Page 18: ...ain 5d If everything is fine to complete the assembly place the protective guard 131 that is fixed with a hexagonal screw 131A into the adapter It is highly recommended for safety reasons not to operate the equipment if it is not placed in the adapter Notes Before starting the pump check that the motor turns in a counterclockwise direction Keep the suction line flooded and the mechanical seal lubr...

Page 19: ... wheels are not installed then install them Assembly the QIM to the motor M Follow the instructions described on sections 2 thru 5 to do this Figure 2 C Clamp assemblies x 3 pieces G Clamp Gaskets x 3 pieces H Hopper M Motor Q QIM In Line Mixer T Table T1 Hexagonal screws x 4 pieces T2 Hexagonal nuts x 4 pieces T3 Hexagonal screws x 2 pieces T4 Hexagonal nuts x 2 pieces V Ball valve W Wheels x 4 p...

Page 20: ...rews T1 and nuts T2 to the brackets on the table Do not tight the screws until the hopper H is installed Figure 3 6d Install the Y elbow Y in the suction of the QIM Use the clamp gasket G and clamp assembly C to fix it Keep the Y elbow top suction horizontal aligned Be sure the clamp gasket is placed correctly to avoid leaking Figure 4 Figure 3 Figure 4 ...

Page 21: ...he clamp gasket and clamp assembly to fix it to the Y elbow It is recommended to place the valve with the lever in a vertical lower position against the hopper to facilitate its opening Lift the hopper to center the ball valve with the hopper and use the clamp gasket and clamp assembly to fix it to the ball valve It may be required to pull or push the QIM assembly to do this Be sure the clamp gask...

Page 22: ... to avoid the pump to cavitate Do not support the weight of the pipe on the pump casing the pipe must be adequately supported to avoid this The impeller for QIM QDB series must be trimmed to a specific diameter If you need to spare the impeller do not forget to tell it is for a QIM QDB equipment Recommendations When running the QDB dry with the open valve for long time it may cause the mechanical ...

Page 23: ...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 impeller d Impeller damaged e Cavitation 5 EXCESSIVE VIBRATION a Pump is not leveled b Impeller damaged c Piping lacks supports d Cavitation 6 FLUID LEAK a Disposable o rings b Disposable carbons c Insu...

Page 24: ...A 103 Fraccionamiento Industrial Jurica Querétaro Qro México 76130 Teléfono 52 442 218 4570 218 7400 Fax 52 442 218 4577 www qpumps com support qpumps com Assembly and installation manual QIM QDB Mixer Series ...

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