Nilfisk-ALTO Neptune PE Service Manual page 51

Drain off the oil. Loosen the 8 bolts gradually (because of the spring load). Special
box head no.1206762 may be used.
Mount new O-rings on studs with tool no. 1206812.
Always replace
secondary sleeves when
replacing pressure
sleeves. Check that there
is a free passage from
the drain holes.
NEPTUNE PE-DE_en_Ver.1.0_October 2010
Service / Repair
Washer
O-ring
Thrust collar
Secondary sleeve
Jetwash Direct ltd
Torque: 37 Nm
Oil sleeve
Secondary sleeve
Spacer ring (Crovn)
Spacer ring
Back-up ring
F
C3 Pump
O-ring
51