Grundfos KPL.700-1400, Service Instructions Manual

Page: 10 / 14

English (GB)
10
4.2 Draining the oil
Fig. 9
Sectional view, KPL.900-1400 and KWM.900-1400
1. Remove all the plugs (pos. 21, 22, 23 and 24).
Fig. 10
Draining oil, KPL.900-1400, KWM.900-1400
Where nothing else is indicated, the position numbers refer to fig.
10 and/or the figure below each step.
2. Completely loosen the handle (pos. 18).
3. Close the isolating valve (pos. 26).
4. Insert the assembled oil pipe (pos. 27) in the lower oil plug
space (pos. 29).
5. Connect the intermediate fitting (fig. 7 , pos. 15) to the air plug
(fig. 7 , pos. 19).
6. Connect the stub (fig. 7 , pos. 16) to the intermediate fitting
with air plug (step 5). Fit the assembled component in the
upper oil plug space (pos. 28). See fig.
10 .
7. Connect the stub (fig. 7 , pos. 17) to the air pump (pos. 20).
8. Fit the air hose (pos. 1) between the air pump with stub (step
7) and the assembled stub, 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 sure that the non-return valve (pos. 25) has been
activated when resistance is met.
11. Connect the air pump (pos. 20) to the power supply.
12. Drain the oil into an appropriate waste disposal container.
13. When the oil has been drained, disconnect the air pump (pos.
20) from the power supply.
14. Remove the assembled oil pipe (pos. 27) and the plug fitted in
the upper oil plug space (pos. 28).
TM
06
32
20
50
14
Pos. Description
21 Upper casing plug
22 Lower casing plug
23 Upper oil plug
24 Lower oil plug
25 Non-return valve
T
M
06
32
21
50
14
Pos. Description
1 Air hose
18 Handle
20 Air pump
25 Non-return valve
26 Isolating valve
27 Assembled oil pipe
28 Upper oil plug space
29 Lower oil plug space
21
23
24
25
22
20 1
28
25
29 27
26
18
Waste
oil
TM
06
32
22
50
14
TM
06
32
23
50
14
T
M
06
32
24
50
14
TM
06
32
25
50
14
19 15
16
17
20
1