KSB HPK-L, Installation & Operating Manual

Page: 55 / 74

7 Servicing/Maintenance
55 of 74
HPK-L
1136.8/15-EN
6. Apply a few spots of Molykote to the contact faces of the lock washer and the
locknut. Then slide on lock washer 931.01.
7. Tighten locknut 920.21 and bend over the lock washer.
8. Press lip seal 421 into mating ring carrier 476.
DANGER
Excessive temperature caused by defective bearing seal
Explosion hazard!
▷
Grease the lip seal. Observe the indicated grease quality.
(
ð
Section 7.2.3.1.1, Page 48)
9. Grease the sealing lip of the lip seal with rolling element bearing grease
( ð Section 7.2.3.1.1, Page 48) .
10. Apply approx. 5 g of grease in the lower area between spacer ring 525.03 and
the rear (bearing side) of lip seal 421.
7.5.3 Installing the mechanical seal
Fig. 20: Installing the mechanical seal
1 Markings on the shaft 2 Face of shaft sleeve
3 Bearing brackets LP02, LP03 4 Bearing brackets LP04, LP05, LP06
Pump set with KSB mechanical seal 4HL
ü The notes and steps stated in ( ð Section 7.5.1, Page 53) to
( ð Section 7.5.2, Page 54) have been observed/carried out.
ü The individual parts have been placed in a clean and level assembly area.
ü
All dismantled parts have been cleaned and checked for wear.
ü
Any damaged or worn parts have been replaced by original spare parts.
ü The sealing surfaces have been cleaned.