rada V12 Product Manual
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rada V12 Product Manual

Thermostatic shower valve
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V12 THERMOSTATIC
SHOWER VALVE
PRODUCT MANUAL
IMPORTANT
Installer: This Manual is the property of the
customer and must be retained with the product
for maintenance and operational purposes.
1145094-W2-D
1

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  • Page 1 V12 THERMOSTATIC SHOWER VALVE PRODUCT MANUAL IMPORTANT Installer: This Manual is the property of the customer and must be retained with the product for maintenance and operational purposes. 1145094-W2-D...
  • Page 2 1145094-W2-D...

  • Page 3: Table Of Contents

    Installation ..................... 12 General ....................12 Installation Methods ................13 Rada V12 Exposed Shower Valve ............. 14 Rear Entry Supplies (rising or falling concealed pipework) ....14 Rising or Falling Supplies ..............16 Rada V12 Concealed Shower Valve ..........18 Commissioning ..................

  • Page 4: Introduction

    INTRODUCTION The Rada V12 Shower Valve is a Thermostatic Shower Control with a single control lever for on/off and temperature control. There is no adjustable flow control. A 9 l/ min flow regulator is supplied for high pressure systems to reduce excessive shower force.

  • Page 5: Safety : Warnings

    SAFETY : WARNINGS Rada thermostatic mixing valves are precision engineered and should give continued safe and controlled performance, provided: They are installed, commissioned, operated and maintained in accordance with the recommendations in this guide. For Type 3 installations, valves are only to be used for applications covered by their approved designations, refer to the TMV3 Requirements Manual.

  • Page 6: Pack Contents

    PACK CONTENTS Tick the appropriate boxes to familiarize yourself with the part names and to confirm that the parts are included. Rada V12 Exposed Shower Valve 1 x Rada V12 Exposed Shower Valve 2 x Wall Plugs 2 x Concealing Plates 2 x No 8 x 1 ¼”...
  • Page 7 Rada V12 Concealed Shower Valve 1 x Lever Assembly 1 x Rada V12 Concealed Shower Valve 1 x Concealing Plate (attached to the Building-in Shroud) 3 x Flat Faced Inserts 3 x Compression Nuts 1 x ‘O’ Key 3 x Olives...
  • Page 8 Rada V12 130 Centres Shower Valve 1 x Rada V12 130 Centres Shower Valve 2 x Wall Plugs 2 x Concealing Plates 2 x No 8 x 1 ¼” Securing Screws 1 x 2.5 mm Hexagon Key 2 x Compression Nuts 1 x ‘O’...

  • Page 9: Dimensions

    35 mm Rada V12 Concealed Shower Valve 111 mm 30 mm 20 mm 108 mm Ø 183 mm 60-84 mm 47-71 mm Building-in Depth Rada V12 130 Centres Shower Valve 130 mm 122 mm Ø 56 mm 35 mm 1145094-W2-D...

  • Page 10: Specifications

    SPECIFICATIONS Operating Parameters For Type 3 installations, the supply conditions specified in the TMV3 Requirements Manual take precedence over the operating parameters which follow. Pressures Maximum Static Pressure: 10 Bar. Maximum Maintained Pressure: 5 Bar. Minimum Maintained Pressure (Gas Water Heater): 1.0 Bar. (for optimum performance supplies should be nominally equal).
  • Page 11 Flow Rates Typical Flow Rates on Low Pressure Systems (0.1 Bar to 1 Bar) - Rada V12 Shower Valve only: V12 mixer only ( no flow regulators) with 9 l/min flow regulator with 6 l/min flow regulator Pressure Loss (bar) *...

  • Page 12: Installation

    For stud partitions alternative fixings may be required. Isolating valves must be installed close to the Mixer for ease of maintenance (Included with the Rada V12 Concealed Model). Pipework must be rigidly supported and avoid any strain on the connections.

  • Page 13: Installation Methods

    Installation Methods The Rada V12 Exposed Shower Valve can be installed with rear, rising or falling supply inlets, top or bottom outlet. The hot water supply must always be connected to the hot inlet (marked with a red sticker) to ensure the correct operation of the ‘Insutech Technology’.

  • Page 14: Rada V12 Exposed Shower Valve

    Use the Installation Template to mark the positions of the holes for the backplate and the pipe centres (Not applicable for the V12 130 Centres Model). Note! Allow a minimum of 150 mm either side of the mixer, to allow access to the hot and cold Inlet filters for servicing.
  • Page 15 Loosen the grubscrews with the 2.5 mm hexagon key (supplied) and remove the backplate from the mixer. Secure the backplate to the wall using the screws (supplied). Fit the concealing plates. Note! Apply silicone sealant to the back face of the flange. Caution! It is essential at this point that the supply pipework is thoroughly flushed through before connection to the mixer.

  • Page 16: Rising Or Falling Supplies

    Rising or Falling Supplies 35 mm Loosen the grubscrew on each elbow using the 2.5 mm hexagon key (supplied) and rotate the elbow 90° as required. Retighten the grubscrews. Use the Installation Template to mark the positions of the fixing holes for the backplate.
  • Page 17 Fit the supply pipework (Hot - Left, Cold - Right). Cold Loosen the grubscrew with the 2.5 mm hexagon key (supplied) and remove the backplate from the mixer. Secure the backplate to the wall using the screws (supplied). Caution! It is essential at this point that the supply pipework is thoroughly flushed through before connection to the mixer.

  • Page 18: Rada V12 Concealed Shower Valve

    Rada V12 Concealed Shower Valve Solid Wall or Stud Partition (Using Securing Brackets - Mounting off Front Face of Wall) Determine the route for the hot and cold supply pipework and for the outlet pipework. When connecting to the BIV Shower Fittings it is...
  • Page 19 Fit the securing brackets to the mixer Countersunk Fixing Hole with the bracket securing screws. Important! Make sure that the Rotate for Suitable correct holes are used, otherwise the Fixing Point chrome trim cannot be fitted. Chrome Trim Securing Hole Note! The securing brackets can be rotated for suitable fixing points.
  • Page 20 14. Attach the building-in shroud to the mixer using the two shroud screws Minimum finished removed earlier. wall surface 15. Using the ‘Finished Wall Indicator’ Finished Wall F9802 on the building-in shroud as a guide, finish the wall, e.g. tiles. Caution! Make sure that the finished Maximum finished wall is within the maximum and...
  • Page 21 Solid Wall or Stud Partition (Using Rear Fixing Points on the Thermostatic Mixer) Refer to section: ‘Solid Wall or Stud Minimum Building-in Partition (Using Securing Brackets Depth 60 mm - Mounting off Front Face of Wall)’ and follow steps 1. to 4. Finished Wall Surface Cut away the plasterboard and/or...
  • Page 22 Make sure that the mixer is level and Outlet Pipe to Fittings central in the hole, and square to the finished wall surface (or the control components will not fit correctly), then mark the positions of the fixing screw holes on the wall. For solid walls drill two 6 mm holes for the wall plugs.
  • Page 23 Carefully cut a hole in the laminated panel to a diameter of 150 mm. M5 Fixing Hole Chrome Trim Securing Hole Fit the securing brackets to the mixer. Important! The securing brackets Filter Plug must be fixed vertically. Important! Make sure that the correct holes are used, otherwise the chrome trim cannot be fitted.
  • Page 24 Fit the outlet pipework, leaving enough pipe through the wall to Outlet Pipe temporarily cap off. to Fittings 10. Turn on the water supplies and check for leaks. Note! Fully open the integral isolating valves on the inlet elbows. 11. Refit the chrome trim and secure in position with the two screws (supplied).
  • Page 25 Flat Chrome Trim Bearing Control Lever Backplate Concealing Plate Fit the backplate over the mixer and mark the positions of the four fixing holes in the orientation shown. The upper screw hole should be located vertically above the valve. For solid walls drill four 6 mm holes for the wall plugs. for other types of wall structure alternative fixings may be required (not supplied).
  • Page 26 Cutout Control Lever The Rada V12 Concealed Shower Valve is supplied with inlet connections Hot - Left, Cold - Right as standard. If the hot and cold water supply pipes have been reversed during installation the thermostatic cartridge must be removed and rotated 180°.

  • Page 27: Commissioning

    Tighten the nut by turning the ‘O’ Key clockwise. Refit the components in reverse order. Before using the shower, refer to section: ‘Commissioning’. COMMISSIONING Maximum Temperature Setting Before using the Shower the maximum temperature must be checked to make sure that it is at a safe level.

  • Page 28: Reversed Inlet Supplies

    Note! it is important that the hot supply is connected to the inlet marked with a red label. OPERATION The Rada V12 Shower Valve is a Thermostatic Shower Control with a Single Sequential Control Lever for on/off and temperature control. The Control Lever operates anti-clockwise in the following sequence:...

  • Page 29: Fault Diagnosis

    FAULT DIAGNOSIS Symptom Cause / Rectification Only hot or cold Inlets reversed (hot supply to cold supply). Refer wa t e r fr o m the to section: ‘Reversed Supplies’. Mixer outlet. No hot water reaching the Mixer. Check the Filters for any blockage. Installation conditions outside operating parameters: refer to sections: ‘Specifications’...

  • Page 30: Maintenance

    Periodic attention is given, when necessary, to maintain the product in good functional order. The Rada V12 Shower Valve is designed for the minimum of maintenance in normal use. The only serviceable parts are the inlet filters which should be checked and cleaned every 12 months.
  • Page 31 Inlet Filters The Inlet Filters should be checked and cleaned as necessary every 12 months. Note! The Inlet Filters must not be removed except for cleaning. If the Thermostatic Mixer is operated without the Inlet Filters fitted the Warranty on the product will be void.
  • Page 32 Built-in Models Note! Refer to illustrations in section: ‘Control Assembly (Built-in Models)’. Loosen the Grubscrew and pull off the Control Lever and Bearing. Carefully unclip the Concealing Plate from the Backplate. Note! Use a screwdriver in the cutout to assist separation. Isolate the hot and cold water supplies with the integral ball valves and operate the control lever to drain any residual water.

  • Page 33: Spare Parts

    SPARE PARTS Rada V12 Exposed Shower Valve 1651.148 1651.144 1651.143 147.48 (x2) 1656.113 1651.146 1651.142 1651.149 1651.141 1656.115 1651.133 1656.121 1651.140 1651.118 1595.231 1651.142 Insutech Cold Inlet Assy 147.48 Check Valve (x 2) 1651.144 Inlet Connector Pack 1595.231 ‘O’ Key 1651.145...
  • Page 34 Rada V12 Concealed Shower Valve 1595.149 1651.136 1651.149 147.48 (x2) 1651.134 1651.135 1595.231 1651.133 1656.165 1651.155 1656.118 147.48 Checkvalve (x 2) 1651.138 Seal Pack (identified ‘A’) 1595.231 ‘O’ Key 1651.139 Screw Pack (identified ‘B’) 1595.149 Outlet Connector Pack 1651.149 Cartridge Assembly 1651.133...
  • Page 35 Rada V12 - 130 Centres Shower Valve 1651.148 1651.143 1656.117 1656.113 1651.146 1656.114 1651.150 1651.149 1656.115 1651.133 1656.121 1651.140 1595.231 1656.118 1595.231 ‘O’ Key 1651.149 Cartridge Assembly 1651.121 Component Pack 1651.150 Elbow Assembly 1651.133 Control Lever Pack Assy 1656.113 Backplate 1651.137...

  • Page 36: Customer Service

    Water or electrical supply, waste and isolation issues. You have the assurance of a fully trained Technician, Compensation for loss of use of the product or genuine Rada spare parts and a 12 month guarantee on consequential loss of any kind. any chargeable work done.

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