Nilfisk-ALTO POSEIDON 7 - C3, Service Manual, Page: 30 / 39

POSEIDON 7 NEW-C3_en_Ver.1.0_33/12
Service / Repair
30
F
Dismount locking ring on the rotor shaft.
The wobble disc is easily dismounted with pul-
ler no. 1205715 and special legs no.
1206150/1206168. Do not forget to remove
the key before dismounting the D-bearing co-
ver.
Check bearing surfaces for wear. If in doubt,
replace kit complete after approx. 2000 hours.
When mounting the D-bearing cover comple-
te,protect the U sleeve with tool no. 1206598
which is placed on the shaft, before placing
the cover.
When mounting the wobble disc, lubricate the
bearings with oil. The big roller bearings are
identical. Do not forget to mount the circlip on
the rotor shaft. Refill with 1 l oil type Castrol
Alphasynt ISO 150. Check the bearing surfaces for wear. As
long as the wear is even and shiny without
pittings or grooves, the wobble disc can be
re-used.
Pittings
C3 Pump
Pic. F15: Woble disc
Pic. F16: D-bearing cover
Pic. F17: Bearings and tracks Pic. F18: Oil seals