Danfoss APP 21-43 Service Manual page 9

Service guide | Disassembling and Assembling, APP 21-43
© Danfoss | DCS (im) | 2017.06
Shaft seal
24. Place pump horizontally to get access to
shaft.
27. Use plastic assembly tool provided with
large diameter pointing downwards, to
press seal home against shoulder of stop
for shaft seal.
29. Remove old O-ring and fit new one on
shaft seal flange.
25. Lubricate shaft with clean filtered water.
26. Place stop for shaft seal on shaft.
WARNING:
Ensure that carbon ring is pointing
outwards.
28. Press new ceramic ring into retainer ring
by using plastic tool provided.
WARNING:
Ensure that the face with rubber seal is
positioned against shoulder in shaft
seal flange.
30. Place shaft seal flange on shaft. Tighten
the bolts with a torque according to
exploded view.
180R9121 | 521B1018 | DKCFN.PI.013.A6.02 | 9