Nilfisk-ALTO POSEIDON 3 Service Manual page 33

Valve Maintenance 3~
Fig.F.17: Valve Block 3 ~ - Plug removal
To take out the valves remove the six screw
•
plugs (17 mm wrench).
Pull out the valves by means of a nose pliers.
•
Bear in mind the o-ring.
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Inspect valves/seats and replace if necessary.
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Grease o-ring lightly.
•
Fig.F.19: Valve Kit 3~ - Exploded View
Numbers refer to spare parts catalogue.
5 - O-ring
27 - Valve kit
28 - O-ring
29 - Spacer
30 - Plug
sm_POSEIDON 3_en_Ver.1.0_11.07
Service / Repair
Fig.F.18: Valve Block 3 ~ - Valve replacement
Place the valve assembly in the valve chamber.
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Press down firmly on top of the valve with your
•
finger.
Fit screw plug applying Loctite 243.
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Torque 44 Nm (33 ft.lbs.)
•
Fig.F.20: Pressure valve 3 ~ - Cut Away View
As shown on the cut-away view the spacer
•
(29) is not used for the center valve.
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