Danfoss VCM 46 Manuel utilisateur

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

3. Alternatively use a mandrel made of nylon. 4. Remove the nut.

5. Remove the spring. 6. Remove the valve cone.

7. Remove the O-ring at the cone with a small

screw driver. 2. Remove the O-ring at the thread end of the

valve with a small screw driver.

Service guide |Disassembling and Assembling VCM 46

© Danfoss | DCS (im) | 2019.11 180R9420 | AX323840049566en-000101 | 2

2. Mount the lubricated O-ring at the thread

end of the valve.

3. Mount the water lubricated O-ring on the

cone. Ensure the O-ring is pushed fully into

the O-ring groove.

4. Mount the the cone.

5. Mount the spring on the rod of the cone. 6. Lubricate the threads of the nut.

Assembling

1. Lubrication:

• To prevent seizing-up, lubricate threads

with PTFE lubrication type.

• O-ring inside VCM 46 may be lubricated

only with clean ltered water.

• O-rings at the thread end must be

lubricated.

• It is important to lubricate ALL parts to

be assembled with clean ltered water.

Service guide |Disassembling and Assembling VCM 46

© Danfoss | DCS (im) | 2019.11 180R9420 | AX323840049566en-000101 | 3

7. Screw in the nut. 8. Tighten the nut with a snap ring pliers.

9. Alternatively use a plasitc mandrel.

Service guide |Disassembling and Assembling VCM 46

© Danfoss | DCS (im) | 2019.11 180R9420 | AX323840049566en-000101 | 4

Spare part list and

sectional drawing

Pos. Qty. Designation Material Seal set

180H4000

4 1 O-ring 35.00 x 3.00 NBR x

6 1 O-ring 58.00 x 2.00 NBR x

Spare part list

Danfoss A/S

High Pressure Pumps

Nordborgvej 81

DK-6430 Nordborg

Denmark

© Danfoss | DCS (im) | 2019.11 180R9420 | AX323840049566en-000101 | 5

Table des matières

Autres manuels Danfoss Unité de contrôle

Danfoss

Danfoss AMER 230 V Manuel utilisateur

Danfoss

Danfoss REG-SA Manuel utilisateur

Danfoss

Danfoss ASV-I Manuel utilisateur

Danfoss

Danfoss PVG 100 Manuel

Danfoss

Danfoss 38E Manuel utilisateur

Danfoss

Danfoss TGE 10 Manuel utilisateur

Danfoss

Danfoss AMZ 112 Manuel utilisateur

Danfoss

Danfoss EKC 102D Manuel utilisateur

Danfoss

Danfoss ChangeOver6 Manuel utilisateur

Danfoss

Danfoss EV210B Mode d'emploi

Danfoss

Danfoss REG-SA SS 15-40 Manuel utilisateur

Danfoss

Danfoss PMLX 32 Manuel utilisateur

Danfoss

Danfoss ASV-PV Manuel utilisateur

Danfoss

Danfoss 176F3417 Manuel utilisateur

Danfoss

Danfoss PVG 120 Manuel utilisateur

Danfoss

Danfoss SFV Series Manuel utilisateur

Danfoss

Danfoss OSPE Manuel utilisateur

Danfoss

Danfoss AFQM Manuel utilisateur

Danfoss

Danfoss MSV-F Plus DN 15 Manuel utilisateur

Danfoss

Danfoss PVG 32 Manuel utilisateur

Danfoss

Danfoss VMV 15 Manuel utilisateur

Danfoss

Danfoss Link SCM Manuel utilisateur

Danfoss

Danfoss ICF 50-4 Manuel utilisateur

Danfoss

Danfoss AB-QM series Manuel utilisateur

Manuels Unité de contrôle populaires d'autres marques

Festo

Festo Compact Performance CP-FB6-E Manuel de la liste des pièces

Elo TouchSystems

Elo TouchSystems DMS-SA19P-EXTME Manuel utilisateur

JS Automation

JS Automation MPC3034A Manuel utilisateur

JAUDT

JAUDT SW GII 6406 Series Guide rapide

Spektrum

Spektrum Air Module System Manuel utilisateur

BOC Edwards

BOC Edwards Q Series Manuel utilisateur

KHADAS

KHADAS BT Magic Manuel utilisateur

Etherma

Etherma eNEXHO-IL Manuel utilisateur

PMFoundations

PMFoundations Attenuverter Manuel utilisateur

GEA

GEA VARIVENT Manuel utilisateur

Walther Systemtechnik

Walther Systemtechnik VMS-05 Manuel utilisateur

Altronix

Altronix LINQ8PD Instructions de montage

Eaton

Eaton Powerware Series Manuel utilisateur

WAGO

WAGO 750-407/040-000 Manuel utilisateur

Sony

Sony CCU-590 Manuel utilisateur

Graco

Graco 25D614 Manuel utilisateur

Task Force Tips

Task Force Tips YE-RF-900 Manuel de programmation

Shini

Shini SPV-U Series Manuel utilisateur