rada Meynell V8/3 Product Manual Download Page 1 | Manualshive

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rada Meynell V8/3 Product Manual Download Page 1

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Rada Meynell V8/3
Thermostatic Mixing Valve

Important!

This Manual is the property of the customer and must be

retained with the product for maintenance and operational purposes.

Product Manual

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Summary of Contents for Meynell V8/3

Page 1: ...1 Rada Meynell V8 3 Thermostatic Mixing Valve Important This Manual is the property of the customer and must be retained with the product for maintenance and operational purposes Product Manual...

Page 2: ...2...

Page 3: ...ves manufactured from June 1997 The suffix 3 indicates that this mixer has been certified for use in UK Healthcare premises as a Type 3 valve under the BUILDCERT TMV3 scheme For Healthcare installatio...

Page 4: ...cular consideration should be given to the young the elderly the infirm or anyone inexperienced in the correct operation of the controls The use of the word failsafe to describe the function of a ther...

Page 5: ...yourself with the part names and to confirm that the parts are included 1 x V8 3 1 x V8 3 L 1 x V8 3 K 1 x Hexagonal Key 3 x Fixing Screws 2 x 6 L M Flow 1 x Compression Nut Or Or Regulators Note see...

Page 6: ...x Hexagonal Key 3 x Fixing Screws 1 x V8 3 B 1 x V8 3 BL 1 x Foam Seal 1 x Rubber Grommet 1 x Concealing Plate 2 x 6 L M Flow Regulators Note see section Type 2 and Type 3 Valves Application 1 x TMV3...

Page 7: ...ntained supply pressures should be nominally equal Maximum Pressure Loss Ratio 10 1 Minimum Maintained Pressure 0 1 bar 1 metre head from underside of cold tank to outlet of shower fitting Maximum Sta...

Page 8: ...static shut down to seepage within 2 seconds if cold supply fails This is achieved only if the hot supply temperature is 10 C above the set outlet blend temperature Connections Inlet connectors are 15...

Page 9: ...xpansion Vessel Key to Symbols The Meynell V8 3 Thermostatic Mixing Valve is compatible with the following systems Gravity fed system The Mixing Valve MUST be fed from a cold water cistern and hot wat...

Page 10: ...pressurised instantaneous hot water system thermal store The Mixing Valve can be installed with systems of this type with balanced pressures Pumped system The Mixing Valve can be installed with an inl...

Page 11: ...veniently situated isolating valves must be provided for maintenance 4 The use of supply line or zone strainers will reduce the need to remove debris at each mixing valve point The recommended maximum...

Page 12: ...Guide Note Only use shower fittings recommended by the manufacturer or supplier Reverse Outlet Connector If the Shower Outlet needs to be reversed e g bottom outlet to top outlet 1 Remove the Blanking...

Page 13: ...he required position Then secure with the Grubscrew 1 5 Fit the supply pipework Hot Left Cold Right Caution It is essential at this point that the supply pipework is thoroughly flushed through before...

Page 14: ...ut away plasterboard and brick work to a depth of between 60 mm to 80 mm Depth should be 67 mm min 87 mm max including finish wall thickness tiles or facia board 2 6 Fit the supply pipework Hot Left C...

Page 15: ...ncealing Plate 2 13Unscrew the Control Knob Grubscrew and remove the Control Knob 2 14Check that the Concealing Plate will cover the installation hole 2 15Peel the second protective backing from the F...

Page 16: ...16 Temperature selection not lockshield model The mixer has one control to set temperature and works in a sequence Off Cold Tepid Pre set Maximum OPERATION Preset Maximum Temperature Off...

Page 17: ...valves 2 Operate the Meynell V8 3 and check Flow rate is sufficient for purpose Temperature obtainable is acceptable All connections are watertight 3 It is advisable to establish a performance check a...

Page 18: ...3 valves in healthcare installations the maximum blend temperature is determined by the application refer to the TMV3 Requirements Manual The maximum blend temperature obtainable by the user should b...

Page 19: ...ratures differentials are sufficient e Subsequent to rectification of supply conditions Check thermostatic performance renew Piston Assembly if necessary 3 No flow rate from mixer outlet a Check strai...

Page 20: ...or guidance on the means of determining the appropriate frequency of in service testing the procedure contained within this guide taken from Annex F of D08 should be used For other commercial install...

Page 21: ...21 SPARE PARTS...

Page 22: ...2P Control Knob Long Lever SPSL0006J Cartridge Sleeve Assembly Components identified 1 SPPE0007P Concealing Plate Chrome SPSK0319 1J V8 Seal Kit Components identified A 147 48 Non Return Valve Lockshi...

Page 23: ...23 SPPE007P 457 04 SPKB0016P SPLR0012P 1 1 A A A A 1551 185 B B...

Page 24: ...lters or where no fault has been found with the product Water or electrical supply waste and isolation issues Compensation for loss of use of the product or consequential or indirect loss of any kind...

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