Nilfisk-ALTO NEPTUNE 5-46 PE, Service Manual

Page: 43 / 94

F
NEPTUNE PE-DE_en_Ver.1.0_October 2010
Service / Repair
43
Valves
•
Dismount the valve housing from the
cylinder block by the three M12 bolts.
•
Be aware of the o-rings and valve parts.
•
Be carefull not to damage the surface
inside when dismounting the thrust collar.
•
Inspect the thrust collar for damages
before mounting.
Fig.F.14: Thrust collar Fig.F.13: Valve housing
Fig.F.15: Valve housing Fig.F.16: Valve housing
•
Carefully tip out the sleeves with an
adequate screwdriver and replace them. Be
careful not to scratch the surface.
•
Knock carefully on the back side of the
valve seat to demount it or use an 8mm
threaded pin and pull it out.
•
Replace with new parts.
NA5 Pump
Jetwash Direct ltd