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rada 215-t3 Series, Product Manual

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rada 215-t3 Series Product Manual Download Page 24

24

OPERATION

For models with standard temperature knob fitted, adjustment of blend temperature
from preset maximum to cold is achieved by clockwise rotation of the knob.

For models with locked temperature control, no user adjustment is intended.

Control of flow is via separate outlet valve(s), refer to 

SPECIFICATION

.

Summary of Contents for 215-t3 Series

Page 1: ...1 IMPORTANT Installer This Manual is the property of the customer and must be retained with the product for maintenance and operational purposes PRODUCT MANUAL 215 t3 222 t3 SERIES...

Page 2: ...OPERATION 24 FAULT DIAGNOSIS 25 MAINTENANCE 26 SPAREPARTS 42 CUSTOMER CARE Back Cover If you experience any difficulty with the installation or operation of your new mixing valve then please refer to...

Page 3: ...as being functionally infallible Provided that the thermostatic mixing valve is installed commissioned operated within the specification limits and maintained according to this Manual the risk of mal...

Page 4: ...DESCRIPTION Rada 215 t3 c Exposed model surface mounted all chrome finish 15 mm compression 1 2 BSP connections Rada 215 t3 bc Semi concealed model built in mounting chrome and polished stainless ste...

Page 5: ...ed k locked temperature control requires wrench key to adjust st st concealing plate on built in models is polished stainless steel Product Selector 215 t3c 215 t3bc Format Built in Exposed 9 215 t3dk...

Page 6: ...5 17 15 50 108 254 121 180 162 212 All dimensions are nominal and in mm Rada 215 t3 c DIMENSIONS 113 65 33 153 185 17 121 65 Rada 215 t3 bc14150 672 1 5 1 7 1 5 1 7 5 0 1 0 8 2 5 4 1 2 1 1 8 0 1 2 1 6...

Page 7: ...7 Rada 215 t3 dk Rada 222 t3 dk 65 153 65 179 108 82 33 86 37 29 29 108 65 65...

Page 8: ...y Such procedures must be conducted strictly in accordance with the information supplied with the disinfectant and with all relevant Guidelines Approved Codes of Practice If in any doubt as to the sui...

Page 9: ...the resistance to flow of the outlet pipeworkandoutletfittings generallyknownas backpressure andmeasuredatthe outletofthemixingvalve fromthedynamicpressuresofthehotandcoldwaterateach inlet of the mixi...

Page 10: ...temperatures should ideally be maintained at between 60 65o C where serving ablutionary applications Flow Control Rada 215 t3 222 t3 series mixing valves do not have integral flow control appropriate...

Page 11: ...p can be altered to bottom outlet as required refer to INSTALLATION Note Should the supplies be reversed then the mixing valve will not be able to control temperature This can be corrected by reversin...

Page 12: ...rrespond with the red and blue markings on the Thermostatic cartridge Should the existing hot and cold pipework make this configuration inconvenient or a bottom outlet position be required the valve i...

Page 13: ...e stickers from the valve body 7 Carefully align and then tighten the head nut do not over tighten max torque 2 5 N m 1 85 lbf ft 8 Complete INSTALLATION if appropriate 9 If the mixing valve body has...

Page 14: ...ull off backplate 408 73 4 For 15 mm compression pipework inlet or outlet connections fit compression nuts and olives supplied For 1 2 BSP union inlet or outlet connections fit flat faced inserts supp...

Page 15: ...roud is supplied which protects the mixing valve during plastering finishing and provides a reference for the building in depth 1 This mixing valve is supplied with outlet to top should the installati...

Page 16: ...ter and tile or finish as appropriate up to edge of shroud Final wall surface must fall between 2 lines on building in shroud see Figure 3 7 When wall surface is finished remove the building in shroud...

Page 17: ...face of panels of 2 15 mm finished thickness see below for thicker panels The rear clearance requirement is 50 mm 1 Cut a hole in the panel measuring 180 x 117 mm 2 Drill 2 fixing holes of 4 mm diame...

Page 18: ...er finishing layer of 2 17 mm thickness If this further finishing layer is not to be provided the ends of the mounting bracket must be recessed 2 mm depth into the panel face until flush 1 Cut a hole...

Page 19: ...ing this process 9 Follow Rada 215 t3 bc instructions 7 10 for wall recess installation Refer to COMMISSIONING Installation Rada 215 t3 dk and 222 t3 dk 1 The mixing valve is supported by its inlet an...

Page 20: ...approximately 43o C under ideal installation conditions at the factory Site conditions and personal preference may dictate that the maximum temperature has to be reset following installation For Type...

Page 21: ...he metal knob is aligned to the left of the red markings approximately in the 9 O clock position Figure1 Locked Temperature Setting MaximumTemperature Setting 3 mm For Adjustable Temperature 1 Remove...

Page 22: ...w rate is sufficient for purpose 2 Temperature s obtainable are acceptable 3 All connections and mixer body are water tight It is advisable to establish a performance check at this time which should b...

Page 23: ...perature Note The final mixed water temperature should not exceed the values shown in Table 1 below Any higher temperatures should only occur briefly f record the date equipment thermometer etc used f...

Page 24: ...itted adjustment of blend temperature from preset maximum to cold is achieved by clockwise rotation of the knob For models with locked temperature control no user adjustment is intended Control of flo...

Page 25: ...y temperature fluctuation c Supply pressure fluctuation 5 Hot water in cold supply or vice versa Indicates checkvalves require maintenance refer to MAINTENANCE 6 Maximum blend t e m p e r a t u r e se...

Page 26: ...the risks to the user are too slight to justify the full in service test procedure and maintenance logging process the procedure under Performance check is suggested to cover average duty and site co...

Page 27: ...other checking Where user adjustment of the blend temperature is available the exercising of the thermostat can be achieved as described in COMMISSIONING For valves with locked temperature control it...

Page 28: ...t in no case longer than 12 months Temperature Testing Check and record warm water temperature regularly to confirm correct operating performance of the valve In health care applications such as hospi...

Page 29: ...amage When ordering spare parts please state product type i e Rada 215 t3 or 222 t3 and identify part name and number refer to PARTS LIST A Service pack is available containing all the seals and strai...

Page 30: ...d nut using 35 mm A F wrench this will release the body shroud and also begin to draw the Thermostatic cartridge out of the body see Figure 2 Warning some residual water may be released Note which inl...

Page 31: ...tion should be assessed as part of the performance check refer to Commissioning Checks 7 When renewing Thermostatic cartridge retain removal clip 407 26 27 and head nut 407 64 off the displaced unit a...

Page 32: ...Align and refit the body shroud and temperature knob assembly locking cap so that the markings will be visible to the user 13 Restore hot and cold supplies and check for any leaks 14 The temperature...

Page 33: ...s and thread with a silicone only based lubricant to assist refitting Re assembly into the mixing valve is a reversal of the above procedures Do not overtighten when re inserting cartridges Restore th...

Page 34: ...nre insertingcartridges 6 Restore the water supplies and check for leaks Maintenance Procedure Inlet Strainers Blockage of the inlet strainer screens 208 90 can lead to poor flow performance and reduc...

Page 35: ...tenance instructions Details of in service testing and maintenance Initial commissioning test data Supply pressures and temperatures mixed water temperature flow rate result of cold water isolation te...

Page 36: ...Temperature Setting Is max blend temp 2K above previous recorded value Is final blend temp 2K above set blend temp 11 Replace cartridge see Maintenance Procedure Radatherm Cartridge 8 Ensure supply t...

Page 37: ...e test intervals 6 8 week In service test intervals No No NOTE Mixed water temperature required is that at step 2 3 of In service test procedure Has mixed water temperature changed by more than 1K Has...

Page 38: ...HP T44 5 HP W 5 HP S 5 LP S LP B 2 5 HP T46 5 LP W 2 LP T44 2 LP T46 High Pressure High Pressure High Pressure High Pressure High Pressure Low Pressure Low Pressure Low Pressure Low Pressure Low Press...

Page 39: ...mperatures expected of a Type 3 valve it is essential that the valve is used only for the applications covered by its approved designations with the appropriate water supply pressures and temperatures...

Page 40: ...temperature e record the maximum temperature achieved as a result of d and the final temperature Note The final mixed water temperature should not exceed the values shown in Table 1 below Any higher...

Page 41: ...41 SPARE PARTS...

Page 42: ...7 67 408 70 618 22 630 41 542 10 623 70 636 10 D 408 90 408 71 408 73 407 75 407 60 407 63 442 01 575 09 615 87 407 28 408 72 575 12 542 10 623 70 090 95 408 71 623 70 636 10 630 41 C C C B C C C B C...

Page 43: ...08 71 407 81 636 10 618 22 575 12 408 74 636 10 408 71 407 88 408 78 636 10 408 71 631 61 631 61 408 74 630 41 407 75 407 61 407 83 408 78 408 78 408 78 407 26 442 01 407 64 407 28 615 87 575 09 408 7...

Page 44: ...407 27 407 67 407 46 407 11 407 28 407 29 615 87 575 09 636 10 636 11 408 82 408 85 208 90 407 71 636 10 636 11 631 61 408 83 408 86 408 82 408 85 408 81 408 84 407 62 407 65 215 t3 dk 222 t3 dk 408 5...

Page 45: ...222 t3 dk 2 408 85 Connector Elbow 22 mm 222 t3 dk 2 UK only 408 86 Connector Straight 22 mm 222 t3 dk 1 UK only 408 87 Service and Strainer Pack 222 t3 dk 442 01 Temperature Knob Assembly chrome 215...

Page 46: ...dge 215dk 408 84 Checkvalve cartridge 222dk 2 4 4 2 2 2 2 2 1 2 4 8 8 4 4 4 4 4 2 3 6 12 12 6 6 6 6 6 3 4 8 16 16 8 8 8 8 8 4 408 91 Strainer pack 215 series Part ref c Qty Part no Component 208 90 st...

Page 47: ...47 NOTES...

Page 48: ...48 1057616 W2 A Kohler Mira Limited January 2006 CUSTOMER CARE...

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