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
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...
Page 2: ...neral 8 Flow Regulator Removal 9 Installation 10 Commissioning 11 Exercising the Thermostat 11 Maximum Temperature 11 Flow Shut Off Setting 12 Maximum Temperature Setting 13 Operation 14 Fault Diagnos...
Page 3: ...sioned operated within the specification limits and maintained according to this Manual the risk of malfunction if not eliminated is considerably reduced Malfunction of thermostatic mixing valves is a...
Page 4: ...RT TMV3 scheme For Healthcare installation refer to section Type 3 Valves The Rada Thermotap 3 is a lever operated sequential mixing tap for basins employing a temperature sensor to provide water at s...
Page 5: ...Dimensions and Angles are Approximate 26 36 mm Short Lever 100 mm Long Lever 150 mm Short Lever 135 mm Long Lever 140 mm 110 mm Max 30 mm 450 mm 180 15 mm Compression Fitting 1 2 BSP Male Flexible Ta...
Page 6: ...me at service interval frequency Such procedures must be conducted strictly in accordance with the information supplied with the disinfectant and with all relevant Guidelines Approved Codes of Practic...
Page 7: ...ure 65 C Note The Thermotap 3 can accept temporary temperature excursions up to 85 C without damage however operation at such elevated supply temperatures is not recommended For reasons of general saf...
Page 8: ...for easy access during use and maintenance All routine maintenance procedures can be conducted with the Thermotap 3 body in place 4 Inlet pressure tappings which allow measurement of the inlet pressur...
Page 9: ...rewing the union nuts Retain the sealing washer or replace if necessary 3 Unscrew the checkvalve housing from the isolating valve Remove the flow regulator using long nose pliers or a small screwdrive...
Page 10: ...e backplate over the fixing studs 6 Working underneath the basin locate other inlet tail blue coloured flexible hose through backplate then screw and tighten into remaining hole in tap spread tails ap...
Page 11: ...btainable by the user should be limited to prevent accidental selection of a temperature that is too hot Note For Type 3 valves in healthcare installations the maximum blend temperature is determined...
Page 12: ...e off position so the flow just stops then rotate a further 10 20 degrees to make sure of a tight shut off 5 Remove the lever and refit the stop ring with the arrow aligned with the tap spout refer to...
Page 13: ...temperature stop Refer to illustration 2 Let the water run until the temperature stabilizes 3 Check the water temperature which is factory preset to 41 C 4 If the maximum temperature requires adjustme...
Page 14: ...RM to a preset maximum blend temperature The maximum temperature is preset to approximately 41 C under ideal installation conditions at the factory To change this setting refer to the information give...
Page 15: ...o symptom 9 b below c Make sure that dynamic inlet pressures are nominally balanced and sufficient d Make sure that inlet temperature differentials are sufficient e Subsequent to rectification of supp...
Page 16: ...Flow does not cease fully when lever is in off position a Check flow shut off setting see Commissioning Section b Hot seat damaged obtain service pack and renew Cold seat O seal can not be renewed re...
Page 17: ...ount of silicone only based lubricants on this product Do not use oil based or other lubricant types as these may cause rapid deterioration of seals grease sachet is included in Service Pack Maintenan...
Page 18: ...sing Spindle Rising Spindle O Seal Follower Follower Shuttle Thermostat Assembly Includes Overload Spring Grub Screw Internal Seal Location Applied recommended lubricants for dynamic seals components...
Page 19: ...l the collar and stop ring off the head assembly 4 Use a suitable spanner to remove the head assembly 5 Remove the circlip and screw from the head assembly 6 Push the rising and non rising spindles ou...
Page 20: ...ens that may be necessary for renewal during maintenance or servicing Refer to section Spare Parts 17 Lightly coat all seals with a silicone only based lubricant included in the Service Pack to assist...
Page 21: ...se a suitable spanner to remove the flexible or rigid inlet tails as applicable from the checkvalve assemblies Retain the sealing washers 3 Use a suitable spanner to unscrew the checkvalve assemblies...
Page 22: ...3 standard shown in the table below Note that both hot and cold supply pressures must lie within the same pressure range Table 1 Normal Conditions of use for Type 3 valves Supply Conditions High Press...
Page 23: ...temperature of the mixed water in accordance with the instructions in section Operation and the requirement of the application and then carry out the following sequence a record the temperature of th...
Page 24: ...g 1 C record the change and before re adjusting the mixed water temperature check a that any in line or integral filters are clean b that any in line or integral non return valves or other anti back s...
Page 25: ...t service interval 1 C 1 C 9 12 weeks 1 C 1 C 9 12 weeks 1 C 1 C 9 12 weeks 1 C 1 C 6 9 weeks The subsequent in service test results should be used as a guide in conjunction with a suitable risk asses...
Page 26: ...ver Assembly 455 04 Flexible Tail Cold 455 05 Flexible Tail Hot 455 07 Aerator 455 10 Checkvalve Assembly single 916 59 Flow Straightener 925 72 Shuttle Thermostat Assembly 928 49 Head Assembly 936 13...
Page 27: ...27 455 01 455 02 925 72 455 07 916 59 936 13 Flexible Tails 455 04 455 05 928 49 066 66 455 10 Rigid Tails 1555 063...
Page 28: ...28 1058907 W2 D H72A H72B 1555 Kohler Mira Limited March 2009 Customer Care...
