Instruction/ maintenance manual of the product Discovery Kohler
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1 These instructions are to be left with the user Installation and User Guide SHOWER VALVE BUILT IN DUAL CONTROL.
2 CONTENTS Introduction ............................................................................................. 3 Safety : Warnings .................................................................................... 3 Pack Contents ............
3 This Discovery Thermostatic Shower Control is precision engineered and should give continued safe and controlled performance, provided: 1. It is installed, commissioned, operated and maintained in accordance with manufacturers recommendations. 2. Periodic attention is given, when necessary, to maintain the product in good functional order.
4 1 x Control Assembly Tick the appropriate boxes to familiarize yourself with the Discovery Thermostatic Shower Control part names and to confirm that the parts are included.
5 DIMENSIONS Note! All Dimensions are Nominal Pipe Centres 186 mm 47 mm 64 - 82 mm 108 mm 231 mm 27 mm.
6 SPECIFICATIONS Pressures Maximum Static Pressure: 10 Bar . Minimum Maintained Pressure (Gas Water Heater): 1.0 Bar . (for optimum performance initial supplies should be nominally equal). Minimum Maintained Pressure (Gravity System): 0.1 Bar . (0.1 bar = 1 Metre head from base of cold tank to the outlet of the shower handset).
7 Connections Standard connections are: Hot-Left, Cold-Right, Top-Outlet, if reversed inlets are required refer to sections: ‘Installation’ and ‘Reversed Supplies’ . Inlets: 15 mm Compression. Outlet: 15 mm Compression. Thermostatic Shut-down Thermostat will shut off Hot Supply Within 2 Seconds if Cold Supply Fails.
8 Flow Regulator Recommended INSTALLATION REQUIREMENTS Isolating valve Mixing Valve Twin Impeller Pump Tempering Valve Pressure Reducing Valve Single Impeller Pump Overflow Indicator Mini Expansion Vessel Gas heated system The shower MUST be installed with a gas water heater or combination boiler of a fully modulating design.
9 Flow Regulator Recommended Flow Regulator Recommended Unvented mains pressure system The shower can be installed with a unvented, stored hot water cylinder. Pumped system The shower can be installed with an inlet pump (twin impeller). The pump must be installed on the floor next to the hot water cylinder.
10 INSTALLATION General Installation must be carried out in accordance with these instructions, and must be conducted by designated, qualified and competent personnel.
11 Installation Methods The Discovery Thermostatic Shower Control can be installed using Rear Fixing Points on the Body, or by using the Securing Brackets (supplied) on the Front Face of a Solid Wall or Stud Partition, or on the Rear Face of a Laminated Panel.
12 1. Solid Wall or Stud Partition (Using Securing Brackets - Mounting off Front Face) 1.1 Remove the three securing screws and remove the shower valve from the building-in shroud (retain the screws for later use). 1.2 Mark the position of the shower valve, a cut out 150 x 170 mm (Max) is required.
13 1.7 Fit the three securing brackets to the shower valve. Important! Make sure that the correct holes are used, otherwise the backplate will not fit (refer to illustration). Note! The brackets can be rotated for suitable fixing points. 1.8 Mark the positions of the countersunk fixing holes on the wall.
14 1.14 Re-fit the building-in shroud to the shower valve using the three fixing screws. 1.15 Using the building-in shroud as a guide for the finished wall thickness, finish the wall. Caution! Make sure that the finished wall is within the minimum and maximum limits otherwise the control components will not fit correctly.
15 2. Solid Wall or Stud Partition (Using Rear Fixing Points on Shower Control) 2.1 Refer to section: ‘1. Solid Wall or Stud Partition Installation (Using Securing Brackets - Mounting off Front Face)’ and follow instructions 1 to 4. 2.2 Cut away the plasterboard or brick work to the required depth.
16 2.3 Mark the positions of the fixing screw holes on the wall. 2.4 For solid walls drill two 6 mm holes for the wall plugs. 2.5 Fit the wall plugs (supplied) and fix the shower valve to the wall with the securing screws (supplied).
17 Note! For laminated panels the shower valve must be positioned from the rear of the panel. Panel thickness must be between 4 and 22 mm (if a thicker panel is used it will be necessary to recess the securing brackets into the rear of the panel).
18 3.6 To assist in marking the positions of the fixing holes, reverse the shower valve and fit the building in shroud through the cutout in the front of the panel. Mark the positions of the M5 fixing holes in the two top brackets only . Important! Make sure that the correct holes are used (refer to illustration).
19 Control Assembly 1. Pull off the temperature knob. 2. Carefully separate the concealing plate from the backplate. Note! Use a screwdriver in the cutout to assist separation. 3 . Fit the backplate to the shower control and secure with the three securing screws (removed from the building-in shroud).
20 Push up and Latch over the Top of the Backplate Align Flow Lever as Shown ‘Click’ into Position 5. Align the flow control lever so that the lever is pointing up (refer to illustration). 6. Slide the flow control lever and concealing plate over the flow control hub.
21 Reversed Supplies The Discovery Dual Control is supplied with inlet connections Hot-Left , Cold-Right and Top-Outlet as standard. If the hot and cold water supply pipes have been reversed during installation the following procedure must be performed.
22 COMMISSIONING Maximum Temperature Setting The Thermostatic Shower Controls are preset at approximately 43 °C at the factory. If adjustment is required, set the maximum temperature as follows: Note! Make sure that the hot water temperature is at least 10 °C above the required maximum showering temperature.
23 OPERATION Note! If excessive flow rate is experienced from the Shower Control, install the supplied Flow Regulator, refer to the Discovery Fittings Installation and User Guide.
24 FAULT DIAGNOSIS SYMPTOM 1. Only hot or cold water from the control outlet. 2. Fluctuating or reduced flow rate. 3. No flow rate from the control outlet. 4. Blend temperature drift. 5. Maximum blend temperature setting too hot or too cold. 6. Water leaking from the shower control fitting.
25 ‘O’ Key Supply Filter MAINTENANCE General This Product is precision engineered and should give continued safe and controlled performance, provided: 1. It is installed, commissioned, operated and maintained in accordance with manufacturers recommendations.
26 SPARE PARTS 1609.040 (A) Thermostatic Cartridge Assembly 1609.041 (B) Elbow Pack (2 off) 1609.042 (C) Flow Control Assembly 1609.043 (D) Flow Control Housing 1609.044 (E) Non-Return Valve (2 off) 1609.045 (F) Screw Pack (not illustrated) 1609.046 (G) Filter Pack (2 off) 1609.
27 J A B C C, K, J D D D E G I L K, J.
28 7 - # 5 1058366-W2-A (1609) © Kohler Mira Limited, February 2006 CUSTOMER SERVICE.
An important point after buying a device Kohler Discovery (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Kohler Discovery yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Kohler Discovery - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Kohler Discovery you will learn all the available features of the product, as well as information on its operation. The information that you get Kohler Discovery will certainly help you make a decision on the purchase.
If you already are a holder of Kohler Discovery, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Kohler Discovery.
However, one of the most important roles played by the user manual is to help in solving problems with Kohler Discovery. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Kohler Discovery along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
