2.
Carefully clean the individual parts.
®
Done
10.7.2 Note on seal replacement
Replace defective seals, but always fit new housing O-rings to ensure the
tightness of the valve. Always use genuine spare parts.
10.7.3 Replacing the V-ring
Fig.45:
V-ring insertion tool
Requirement:
•
Insert V-Ring without grease. To facilitate fitting, use water with a drop of
washing-up liquid to remove the surface tension. In order that no rust is
transferred, the washing-up liquid solution must be made up in a ceramic,
plastic, or stainless steel container.
Tools required:
•
V-ring insertion tool
Caution!
Danger of injury!
The scriber can slip off when the V-ring is removed
► Grip the valve disk in a vice with protected jaws.
► Unscrew the curved side of the scriber.
Carry out the following steps:
1.
Put a scriber into the V-ring and take it out.
Fig.46
2.
Before fitting, wet the V-ring on the side not in contact with product (rear side).
Pay attention that water does not drip into the V-ring groove on the valve disk.
3.
Put in the V-ring. Make sure the fitting position of the V-ring is correct (see
Fig. 47).
Maintenance
Maintenance
430BAL013307EN_8
04.08.2022
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Summary of Contents for D-tec D
Page 66: ...Fig 39 Maintenance Assembling the valve 430BAL013307EN_8 66 04 08 2022...
Page 69: ...Fig 41 Maintenance Assembling the valve 430BAL013307EN_8 04 08 2022 69...
Page 85: ...Fig 55 Housing Parts list D tec double chamber valve type D DV 430BAL013307EN_8 04 08 2022 85...
Page 91: ...Fig 58 hard seal Parts list D tec valve insert D DV SV NC NO 430BAL013307EN_8 04 08 2022 91...
Page 99: ...Fig 61 Dimension sheet double chamber valve type D DV 430BAL013307EN_8 04 08 2022 99...
Page 105: ...Appendix 430BAL013307EN_8 04 08 2022 105...
Page 106: ......
