d en-drv gb - Watts Industries
d en-drv gb - Watts Industries
d en-drv gb - Watts Industries
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PREssuRE REDuciNg VAlVE • EN-DRV<br />
Maint<strong>en</strong>ance of the cartridge:<br />
- Cleaning and/or replacing the cartridge : the modular concept of the cartridge allows an easy exchange wh<strong>en</strong><br />
installed:<br />
1 – Close the shut off valves on the inlet and outlet.<br />
2 – Remove the upper cover of the cartridge by unscrewing it at its base (hexagonal design),<br />
the upper cover is integral with the internal cartridge (modular cartridge system).<br />
3 – Clean and check the seals and the filter of the cartridge (filter only for models EN-DRV<br />
and EN-DRV/R).<br />
Screw the cartridge back into the brass body.<br />
4 – The modular cartridge can be replaced with a new one (for models EN-DRV<br />
and EN-DRV/F) by simply screwing a new spare into the body.<br />
The new cartridge may require setting if needed<br />
(please refer to “Installation and commissioning”).<br />
5 – Slowly op<strong>en</strong> the shut off valves on the inlet and outlet.<br />
Clean the filter of the cartridge<br />
EN-DRV and EN-DRV/R<br />
7<br />
Maint<strong>en</strong>ance of the filter:<br />
- Cleaning the high capacity filter for EN-DRV/F with transpar<strong>en</strong>t bowl :<br />
1 – Close the shut off valves on the inlet and outlet.<br />
2 – With a hexagonal key, unscrew the transpar<strong>en</strong>t bowl under the EN-DRV/F (hexagonal internal shape).<br />
3 – Remove the filter, clean it and replace it back into position.<br />
4 – Lightly grease the O’ring and the thread of the bowl.<br />
5 – Screw filter bowl back into place.<br />
6 – Slowly op<strong>en</strong> the shut off valves on the inlet and outlet.<br />
Spare parts:<br />
Monobloc<br />
cartridge :<br />
ref. 83901K<br />
sizes DN15 to 25<br />
ref. 83902K<br />
sizes DN32 to 50<br />
Union, connections and gaskets :<br />
2 Male BSP union 1/2” ref. 83913K<br />
2 Male BSP union 3/4” ref. 83914K<br />
2 Male BSP union 1” ref. 83915K<br />
2 Male BSP union 1”1/4 ref. 83916K<br />
2 Male BSP union 1”1/2 ref. 83917K<br />
2 Male BSP union 2” ref. 83918K<br />
2 - 15mm compression ref. 83920K<br />
2 - 22mm compression ref. 83921K<br />
Monobloc<br />
cartridge :<br />
ref. 83905K<br />
sizes DN15 to 25<br />
ref. 83906K<br />
sizes DN32 to 50<br />
= Set of 3 cartridge o-rings<br />
ref. 83911K sizes DN15 to 25<br />
réf. 83912K sizes DN32 to 50<br />
Monobloc<br />
cartridge :<br />
ref. 83903K<br />
sizes DN15 to 25<br />
ref. 83904K<br />
sizes DN32 to 50<br />
Black Plug + ‘O’ring :<br />
ref. 83907K<br />
sizes DN15 to 25<br />
Gauge plug G1/4<br />
+ ‘O’ring : ref. 83919K<br />
Filter system :<br />
ref. 83909K<br />
sizes DN15 to 25<br />
ref. 83910K<br />
sizes DN32 to 50<br />
Gauge plug<br />
G1/4<br />
+ ‘O’ring :<br />
ref. 83919K<br />
Plug + ‘O’ring :<br />
ref. 83908K<br />
sizes DN15 to 25<br />
Gauge plug<br />
G1/4<br />
+ ‘O’ring :<br />
ref. 83919K<br />
EN-DRV EN-DRV/F EN-DRV/R<br />
J Outstanding customer service : product widely distributed across Europe.<br />
J Quality guaranteed : made by WATTS <strong>Industries</strong> with ISO 9001:2008 certified plant in EU.
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