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English (GB)

2

English (GB) 

Service instructions 

Original service instructions.

CONTENTS

Page

1. General information

These service instructions describe how to change oil in KPL 
axial-flow propeller pumps and KWM mixed-flow impeller pumps 
installed in column pipes with diameters from DN 700 to 1400. 
For instructions on how to change oil in KPL and KWM pumps 
with column pipe diameters from DN 500 to 650 or for more 
general service instructions, see the KPL, KWM service 
instructions, product number 98383809, available in the Grundfos 
Product Center on Grundfos' homepage, www.grundfos.com.

1.1 Symbols used in this document

2. Safety

1.

General information

2

1.1 Symbols used in this document

2

2.

Safety

2

3.

Oil service kit, KPL.700-800 and KWM.700-800

3

3.1 Assembling the oil pipe

3

3.2 Draining the oil

5

3.3 Filling oil

6

3.4 Checking the oil level

7

4.

Oil service kit, KPL.900-1400 and KWM.900-1400

9

4.1 Assembling the oil pipe

9

4.2 Draining the oil

10

4.3 Filling oil

11

4.4 Checking the oil level

12

5.

Oil quantity

12

5.1 Oil quantity according to column pipe diameter

12

Warning

If these safety instructions are not observed, 
it may result in personal injury.

Warning

During electrical installation, make sure that the 
power supply cannot be accidentally switched 
on.

Warning

These instructions must be observed for 
explosion-proof pumps. We recommend that you 
also follow these instructions for standard 
pumps.

Caution

If these safety instructions are not observed, it 
may result in malfunction or damage to the 
equipment.

Note

Notes or instructions that make the job easier 
and ensure safe operation.

Warning

Make sure that the mains switch can be locked in 
the 0/Off position. Type and requirements must 
comply with EN 60204-1, 5.3.2.

Warning

Observe local regulations setting limits for 
manual lifting or handling.

Warning

For safety reasons, all work in pump pits must be 
supervised by a person outside the pit.

Warning

Pits for submersible wastewater pumps contain 
wastewater potentially with toxic and/or 
disease-causing substances. 

Therefore, while working on the pump, wear 
appropriate personal protective equipment and 
clothing. In addition, carry out work on or near 
the pump under strict observance of the hygiene 
regulations in force.

Summary of Contents for KPL.700-1400

Page 1: ...Oil service kit KPL 700 1400 KWM 700 1400 Service instructions GRUNDFOS INSTRUCTIONS...

Page 2: ...2 5 1 Oil quantity according to column pipe diameter 12 Warning If these safety instructions are not observed it may result in personal injury Warning During electrical installation make sure that the...

Page 3: ...tee fitting pos 14 6 Connect the isolating valve pos 17 to the barrel nipple pos 7 7 Connect the isolating valve with barrel nipple pos F and step 6 to the isolating valve with three way tee fitting p...

Page 4: ...te pipe pos D and step 4 to the isolating valve with barrel nipple and three way tee fitting pos G and step 7 9 Connect the plug pos 19 The oil pipe is now completely assembled See fig 2 Fig 2 Assembl...

Page 5: ...ed stub intermediate fitting and air plug step 6 fitted in the upper plug space pos 32 9 Open the isolating valve pos 31 10 Slowly tighten the handle pos 24 until the oil starts to flow 11 Connect the...

Page 6: ...35 in the upper casing plug space pos 36 See fig 5 7 Close the isolating valves pos 17 and 31 8 Pour the recommended quantity of oil through the funnel pos 13 See section 5 Oil quantity 9 After comple...

Page 7: ...Remove the funnel fig 1 pos 13 with intermediate fitting fig 1 pos 4 from the assembled oil pipe pos 35 4 Connect the plug pos 19 to the four way tee fitting on the assembled oil pipe pos 35 TM06 3204...

Page 8: ...he isolating valves pos 17 and 37 11 Slowly fasten the handle pos 24 until the oil level is visible in the sight glass pos 38 12 Wait until the oil level has stabilised 13 Check the oil level marked M...

Page 9: ...to the assembled isolating valve and intermediate pipe pos D and step 4 6 Connect the plug pos 14 to the assembled handle rod intermediate pipe oil pipe isolating valve and intermediate pipe pos E and...

Page 10: ...intermediate fitting and air plug step 6 fitted in the upper oil plug space pos 28 See fig 10 9 Open the isolating valve pos 26 10 Slowly tighten the handle pos 18 until the oil starts to flow Make su...

Page 11: ...in the upper casing plug space pos 30 See fig 11 7 Close the isolating valve pos 26 8 Pour the recommended quantity of oil through the funnel pos 11 See section 5 Oil quantity 9 After completing the...

Page 12: ...ible in the sight glass pos 32 10 Wait until the oil level has stabilised 11 Check the oil level marked MIN according to the pipe column diameter See fig 12 detail A 12 After the oil level check loose...

Page 13: ...1 Telefax 81 35 448 9619 Korea GRUNDFOS Pumps Korea Ltd 6th Floor Aju Building 679 5 Yeoksam dong Kangnam ku 135 916 Seoul Korea Phone 82 2 5317 600 Telefax 82 2 5633 725 Latvia SIA GRUNDFOS Pumps Lat...

Page 14: ...4410 The name Grundfos the Grundfos logo and be think innovate are registered trademarks owned by Grundfos Holding A S or Grundfos A S Denmark All rights reserved worldwide Copyright Grundfos Holding...

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