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10.5 Service kits

The following service kits are available for all SEG pumps and can be ordered as required:

10.6 Contaminated pumps

If Grundfos is requested to service the pump, 
Grundfos must be contacted with details about the 
pumped liquid, etc. before the pump is returned for 
service. Otherwise Grundfos can refuse to accept 
the pump for service. 
Possible costs of returning the pump are paid by the 
customer. 
However, any application for service (no matter to 
whom it may be made) must include details about 
the pumped liquid if the pump has been used for 
liquids which are injurious to health or toxic. 
Before a pump is returned, it must be cleaned in the 
best possible way.

Warning

Before starting work on the pump, make sure that the fuses have been removed or the mains 
switch has been switched off. Make sure that the power supply cannot be accidentally 
switched on.

All rotating parts must have stopped moving.

Service kit

Description

Pump type

Material

Product 

number

Shaft seal kit

Shaft seal complete

SEG.40.09 - 15 

BQQP

96076122

FKM

96645160

SEG.40.26 - 40 

BQQP

96076123

FKM

96645275

O-ring kit

O-rings and gaskets for oil screws

SEG.40.09 - 15

BQQP

96076124

FKM

96646061

SEG.40.26 - 40

BQQP

96076125

FKM

96646062

Grinder system

Grinder head, grinder ring, shaft screw 
and locking screw

DN 40

Standard

96076121

Heavy duty

96903344

DN 50 high 

flow

-

98453210

Impeller

Impeller complete with adjusting nut, shaft 
screw and key

SEG.40.09

-

98453205

SEG.40.12

-

98453203

SEG.40.15

-

98453192

SEG.40.26

-

98453178

SEG.40.31

-

98453177

SEG.40.40

-

98453172

Oil

1 litre of oil, type Shell Ondina X420. 
See section 

10. Maintenance and service

 

for required quantity in oil chamber.

All types

-

96586753

Warning

If a pump has been used for a liquid 
which is injurious to health or toxic, the 
pump will be classified as 
contaminated.

Summary of Contents for SEG.40.09

Page 1: ...SEG 60 Hz Installation and operating instructions GRUNDFOS INSTRUCTIONS...

Page 2: ...he shaft seal 15 10 4 Adjustment of impeller clearance 15 10 5 Service kits 17 10 6 Contaminated pumps 17 11 Fault finding 18 12 Technical data 19 13 Disposal 19 Warning Prior to installation read the...

Page 3: ...n auto coupling system or stand freely on the bottom of the tank 2 3 Operating conditions The Grundfos SEG range are designed for intermittent operation S3 When completely submerged the pumps can also...

Page 4: ...g periods of storage the pump must be protected against moisture and heat After a long period of storage the pump should be inspected before it is put into operation Make sure that the impeller can ro...

Page 5: ...atab nya Hungary 1 2 15 16 17 18 19 20 21 22 23 24 25 26 27 28 3 4 5 6 7 9 10 11 12 13 14 8 US C Pos Description Pos Description 1 FM description 14 Electrical safety 2 Type designation 15 Approval 3...

Page 6: ...pump inlet Material Standard cast iron Max spherical impeller clearance mm Not relevant for SEG pumps 40 50 K40 K50 Pump discharge Nominal diameter of discharge port mm DIN PN 10 flange Nominal diamet...

Page 7: ...ns with reduced physical sensory or mental capabilities must not use this product unless they are under supervision or have been instructed in the use of the product by a person responsible for their...

Page 8: ...ide rails and finally fasten it firmly to the tank wall 6 Clean out debris from the tank before lowering the pump into the tank 7 Fit the guide claw to the discharge port of the pump 8 Slide the guide...

Page 9: ...must be mounted on separate feet accessory In order to facilitate service on the pump fit a flexible union or coupling to the discharge pipe for easy separation If a hose is used make sure that the ho...

Page 10: ...h which ensures all pole disconnection with a contact separation according to EN 60204 1 5 3 2 It must be possible to lock the mains switch in position 0 Type and requirements as specified in EN 60204...

Page 11: ...d LCD 110 with electrodes In the following description level switches can be air bells float switches or electrodes depending on the pump controller selected Controllers for single phase pumps incorpo...

Page 12: ...and check whether the impeller can rotate freely Turn the grinder head by hand 2 Check the condition of the oil in the oil chamber See also section 10 2 Change of motor oil 3 Check whether the monitor...

Page 13: ...tation is clockwise when viewed from above When started the pump will jerk in the opposite direction of the direction of rotation If the direction of rotation is wrong interchange two phases See fig 4...

Page 14: ...Replace defective parts See section 10 5 Service kits Ball bearings Check the shaft for noisy or heavy operation turn the shaft by hand Replace defective ball bearings A general overhaul of the pump i...

Page 15: ...th oil screws using the packing material included in the kit See section 10 5 Service kits 10 3 Checking the shaft seal To make sure that the shaft seal is intact the oil should be checked If the oil...

Page 16: ...tate any more 10 Slacken the adjusting nut 68 by 1 4 turn Assembly of grinder system 1 Fit grinder head 45 The dogs on the back of the grinder head must engage with the impeller holes 49 2 Tighten scr...

Page 17: ...hed off Make sure that the power supply cannot be accidentally switched on All rotating parts must have stopped moving Service kit Description Pump type Material Product number Shaft seal kit Shaft se...

Page 18: ...consumption due to large voltage drop Measure the voltage between two motor phases Tolerance 10 6 c Impeller blocked by impurities Increased current consumption in all three phases Clean the impeller...

Page 19: ...s com The curves are to be considered as a guide They must not be used as guarantee curves Test curves for the supplied pump are available on request Sound pressure level The sound pressure level of t...

Page 20: ...Appendix 20 Appendix 1 Dimensional drawings Fig 1 One pump installation on auto coupling TM02 5388 1310...

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