The Service guide covers the instruction for
disassembling and assembling the VCM 46 Non-
return valve.
IMPORTANT:
It is essential that the VCM 46 is serviced in
conditions of absolute cleanliness.
WARNING:
Do not use silicone when assembling the VCM
46. Do not reuse disassembled O-rings; they
might be damaged.
Always use new O-rings.
For a better understanding of the VCM 46, please
see the sectional view.
Tools needed:
• Snap ring pliers or nylon mandrel
• Screwdriver
Disassembling
1. Mount the VCM 46 into a vice with
aluminum trays.
2. Turn the nut CCW with snap ring pliers.
Service guide
Non-return valve
VCM 46
Disassembling and Assembling
180R9420 | AX323840049566en-000101 | 1
© Danfoss | DCS (im) | 2019.11
