Hint!
Replace defective seals, but always fit new housing O-rings to ensure
the tightness of the valve. Always use original spare parts.
Fig.28:
V-ring insertion tool
Prerequisite:
•
Insert V-rings 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.29
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.
Air out the valve upon connection (22).
4.
Put in the V-ring. Make sure the installation position of the V-ring is correct
(see illustration).
Maintenance
Maintenance
430BAL008302EN_10
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16.03.2023
Содержание VARIVENT N
Страница 62: ...13 Parts list shut off valve N Fig 43 Fig 44 Parts list shut off valve N 430BAL008302EN_10 62 16 03 2023...
Страница 70: ...14 Parts list shut off valve N_V Fig 45 Fig 46 Parts list shut off valve N_V 430BAL008302EN_10 70 16 03 2023...
Страница 75: ...15 Parts list shut off valve U Fig 47 Parts list shut off valve U 430BAL008302EN_10 16 03 2023 75...
Страница 76: ...Fig 48 Parts list shut off valve U 430BAL008302EN_10 76 16 03 2023...
Страница 83: ...16 Parts list shut off valve U_V Fig 49 Fig 50 Parts list shut off valve U_V 430BAL008302EN_10 16 03 2023 83...
Страница 86: ...17 Parts list shut off valve U_R Fig 51 Parts list shut off valve U_R 430BAL008302EN_10 86 16 03 2023...
Страница 87: ...Fig 52 Parts list shut off valve U_R 430BAL008302EN_10 16 03 2023 87...
Страница 94: ...18 Dimension sheet shut off valve N Fig 53 Dimension sheet shut off valve N 430BAL008302EN_10 94 16 03 2023...
Страница 96: ...19 Dimension sheet shut off valve U Fig 54 Dimension sheet shut off valve U 430BAL008302EN_10 96 16 03 2023...
Страница 103: ...Appendix 430BAL008302EN_10 16 03 2023 103...
Страница 104: ......