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S

EQUENTIAL

T

HERMOSTATIC 

S

HOWER

V

ALVE

O

WNER’S 

G

UIDE

These instructions cover all exposed or concealed versions of the

Sequential Thermostatic Shower Valve Models

ISSUE 02

Shower

Contr

ol

Handles and

Concealing Plate

may differ depending

on Model

Summary of Contents for A3380

Page 1: ...DE These instructions cover all exposed or concealed versions of the Sequential Thermostatic Shower Valve Models ISSUE 02 S h o w e r C o n t r o l H a n d l e s a n d C o n c e a l i n g P l a t e m...

Page 2: ...compliance with local water authority byelaws and water supply byelaws 2 Read all the instruction manual before proceeding 3 Only begin the installation when you have all the necessary tools ready 4 P...

Page 3: ...ling Flange Wall peg Screws not supplied Engraved plate and O ring Handle Handle Screw Valve body Blanking plug Allen Key Grub screw Elbow Non return valve Olive Nut Wall peg Nut Non return valve Elbo...

Page 4: ...and concealing plate styles may differ depending on model When positioning the shower valve ensure you have sufficient pressure for an acceptable shower The hot water feed must always be connected to...

Page 5: ...C SHOWER VALVE Owner s Guide 5 INSTALLATION NOTES ON HOT WATER SYSTEMS PLUMBING DIAGRAMS Flat operated valve Sequential shower mixing valve Isolator valve Pressure reducing valve Stop cock Twin impell...

Page 6: ...uns as short as possible for maximum shower performance N B Wherever possible 22mm pipework should be used GAS HEATED COMBI BOILER SHOWERS The shower valve must be installed with a modulating type com...

Page 7: ...itted and set at the same pressure as the heaters The water supply pressure to the shower valve must be between 1 and 4 Bar PUMPED SHOWERS The shower valve can be used on a gravity fed pumped system T...

Page 8: ...te a waterseal use a thin line of suitable sealant around the supply pipe feeds and the tiles Fit the concealing flanges over the supply pipes EXPOSED VALVE Site Preparation 15mm Connection to Cold Su...

Page 9: ...ll be reversed see illustration left Connect the hot and cold water supply feeds to the shower valve using swivel connector Fit the shower valve to the wall peg and secure by tightening the grub screw...

Page 10: ...thin line of suitable sealant between the concealing plate and the wall CONCEALED VALVE Fit Concealing Plate Fit the engraved plate and position correctly not included on all models Fit the shower con...

Page 11: ...e temperature turn the Allen key 1 4 of a turn anticlockwise leave for 10 seconds to allow temperature to stabilise Repeat the process if the temperature is not sufficient Note the Allen key should no...

Page 12: ...GNOSIS Incoming mains pressure exceeds 4 Bar ensure you have fitted a pressure reducing valve in the mains supply pipe Ensure hot water supply is at least 60 C Refer to temperature adjustment section...

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