RWC Heatguard TMV3-8 Installation And Maintenance Instructions

Working Parameters and

Specifications

Factory temperature setting : 38˚C
Temperature setting range : 38-46˚C
Temperature, hot supply : 52-65˚C
Temperature, cold supply : 5-20˚C
Minimum hot to mix differential
temperature : 10˚C
Temperature stability : ± 2˚C
Working pressure, static : 16 bar max.
Working pressure, dynamic : Low pressure 0.2 - 1 bar
High pressure 1 - 5 bar
Maximum pressure loss ratio : 10:1
Flow rate, minimum : 4 lpm
Flow rate @ 1bar pressure loss : 21 lpm
Approved Specifications
Code Operating Application
Pressure
HP-S High Pressure Shower - maximum temperature 41˚C
HP-W High Pressure Washbasin - maximum temperature 41˚C
HP-B High Pressure Bidet - maximum temperature 38˚C
HP-T44 High Pressure Bath fill- maximum temperature 44˚C
HP-T46 High Pressure Bath fill - maximum temperature 46˚C
LP-S Low Pressure Shower - maximum temperature 41˚C
LP-W Low Pressure Washbasin - maximum temperature 41˚C
LP-B Low Pressure Bidet - maximum temperature 38˚C

Flow Rate

Temperature Adjuster Key and Cap
SKIT160300
(kit also contains adjusting key)
Full Internal Service Kit
SKIT170015
2in1 Adaptor Service Kit
SKIT219053
4in1 Adaptor Service Kit
SKIT300020
NOTE
When re-assembling the mixing valve, ensure that the components are replaced in the
correct order (as illustrated).
Use only WRAS Approved silicon based waterproof grease.
Reliance Worldwide Corporation (UK) Limited
Worcester Road, Evesham,
Worcestershire,
WR11 4RA, UK
Tel: +44 (0)1386 712400
Fax: +44 (0)1386 712401
www.rwc.co.uk
Reliance Worldwide Corporation (UK) Ltd reserves the right to make changes to the product which may
affect the accuracy of information contained in this leaflet.
ZINS160001_003_10-15
Installation and Maintenance
Instructions
Heatguard TMV3-8
Thermostatic Mixing Valve
Fig 3
The Heatguard TMV3-8 is a type 3 thermostatic mixing valve
which has been manufactured to NHS model engineering
specification DO8 and is approved under the TMV3 scheme.