Q-Pumps QIS Series Operation And Maintenance Manual Download Page 20

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OPERATION AND

MAINTENANCE MANUAL

QIS SERIES

Internal Balanced Mechanical Seal,

Centrifugal Pump

Q-Pumps Inc.

1220

Bammel Road, Houston, TX,

77073

Call: +

(832) 957 37 06, (832) 205 2885

Q-Pumps S.A. de C.V.

Acceso A #

103

Fracc. Industrial Jurica

Querétaro, Qro. México.

76130

Call: +

52 (442) 103 31 00

For Technical support contact:

[email protected]

For Sales support contact:

[email protected]

en.q-pumps.com

Summary of Contents for QIS Series

Page 1: ...02 11 QIS SERIES OPERATION AND MAINTENANCE MANUAL INTERNAL BALANCED MECANICHAL SEAL CENTRIFUGAL PUMP en q pumps com s u p p o r t q p u m p s c o m...

Page 2: ...practical advices for the maintenance and operation of the equipment ABOUT THIS MANUAL 3 Q Pumps S A de C V Warranty 3 SAFETY 4 IMPORTANT SAFETY INFORMATION 4 INSTALATION 5 DESCRIPTION 5 INSTALLATION...

Page 3: ...ormal wear 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 Pump...

Page 4: ...ed within these instructions to avoid serious injury and or possible damage to equipment Safety labels are placed on every pump DO NOT remove any labeling on any Q Pumps product Replace any label that...

Page 5: ...nical seal single or double assures long seal life The drive motor is mounted on a frame having adjustable legs providing simple installation and leveling INSTALLATION GUIDELINES UNPACKING EQUIPMENT C...

Page 6: ...SEMBLY PRELIMINARIES Before beginning the assembly procedure identify every element that is going to be installed you can use the exploded view and part list shown in pages 7 and 8 During the assembly...

Page 7: ...QIS SERIES Centrifugal Pump QIS GENERAL DIAGRAM GENERAL DIAGRAM 1 2 3 4 5 6 7 9 8 10 12 13 14 18A 18B 17 21 22 19 20 16 209 207 209A 209B 15 6H 6A 6G 6E 6I 6B 6J 6C 6K 6D 6L 6F 6H 6A 6G 6E 6I 6B 6J 6C...

Page 8: ...rotary face 1 18A Adapter hexagonal screw 4 6C Static face 1 18B Adapter hexagonal nut 4 6D External rotary face 1 19 Washer 4 6E Internal rotary spring 1 20 Casing hexagonal screw 4 6F External rotar...

Page 9: ...ned 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 I...

Page 10: ...ue values recommended in chart 1 Table 1 Torque values for tightening the adapter screws Torque ft lb Models NEMA Models IEC 55 Frame 18 to 25 Frame 110 to 160 70 Frame 28 Frame 180 110 Frame 32 to 36...

Page 11: ...b shaft collar 13 with the corresponding Allen screws 14 loosely on the stub shaft 10 and place it on the motor shaft it must slide in and out without problem Figure D Figure D 3b Place and fix the ba...

Page 12: ...ket 4 on it then place the impeller 5 in the stub shaft and tighten with the impeller nut compressing the assembly Figure F Figure F Use a 5 8 hexagonal socket for models 114 and 214 and a 7 8 hexagon...

Page 13: ...th the shim between them and proceed to tighten the screw or screws on the shaft collar Use the torque values for tightening the collar screws indicated in the chart 2 Figure H Figure H Table 2 Torque...

Page 14: ...nsert the O ring 6L into the external rotary face 6D then locate the external spring 6F inside the external rotary face Be sure the spring tip fits in the notch on the rotary face Now slide the subass...

Page 15: ...to fix the backplate of 6 ft lb for all the models Be carefull not to hit the seal with the stubshaft end 4c Internal rotary seal sub assembly single and double mechanical seal Assembly the internal...

Page 16: ...ly into the stub shaft The seal will contact the stationary seal face placed previously in the backplate step 4a Push to compress the assembly and then insert the impeller key put the impeller and tig...

Page 17: ...SEMBLING THE CASING 5a Once the mechanical seal has been installed and the impeller impeller nut assembly has been tightened use the four hexagonal screws 20 and washers 19 to fix the casing Place the...

Page 18: ...ety reasons not to operate the equipment if it is not placed in the adapter Figure Q Figure Q 5c Your assembly is complete Figure R Figure R Notes 1 Before starting the pump check that the motor turns...

Page 19: ...move obstruction and open valves 2 INSUFICIENT FLOW a Motor speed too low b Incorrect rotation direction c Obstruction in discharge piping or closed valves d Impeller damaged a Check electric connecti...

Page 20: ...mp Q Pumps Inc 1220 Bammel Road Houston TX 77073 Call 832 957 37 06 832 205 2885 Q Pumps S A de C V Acceso A 103 Fracc Industrial Jurica Quer taro Qro M xico 76130 Call 52 442 103 31 00 For Technical...

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