Kohler rada Thermotap-3 Product Manual Download Page 14 | Manualshive

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1058907-W2-J

The Rada Thermotap-3 has a single lever that provides sequential operation from

OFF through COLD and

WARM 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 given in

section:

Commissioning'

.

OPERATION

Principle of Operation

Off

Warm

Cold

Preset

Maximum Blend

Temperature

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Summary of Contents for rada Thermotap-3

Page 1: ...1 1058907 W2 J Thermotap 3 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: ...the Thermostat 11 Maximum Temperature 11 Flow Shut Off Setting 12 Maximum Temperature Setting 13 Operation 14 Fault Diagnosis 15 Maintenance 16 General 16 Maintenance Procedures 17 Spare Parts 22 Cust...

Page 3: ...mechanism it cannot be considered as being functionally infallible Provided that the thermostatic mixing valve is installed commissioned operated within the specification limits and maintained accordi...

Page 4: ...l Designation Code Rada Thermotap 3 HP WE LP WE Guarantee We guarantee this product against any defect in materials or workmanship for a period of one year from the date of purchase For terms and cond...

Page 5: ...ONS All 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 Flex...

Page 6: ...differentials of 15 35 C between the blend setting and either supply daily usage of 1 6 hours installation and usage environment not subject to extremes of temperature unauthorised tampering or wilfu...

Page 7: ...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 safety hot...

Page 8: ...m maximum 3 The Thermotap 3 should be positioned for easy access during use and maintenance All routine maintenance procedures can be conducted with the Thermotap 3 body in place 4 Inlet pressure tapp...

Page 9: ...by unscrewing 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 scr...

Page 10: ...ull the 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 ta...

Page 11: ...erature obtainable 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 de...

Page 12: ...to the 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 re...

Page 13: ...ximum 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 ad...

Page 14: ...and WARM 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 informatio...

Page 15: ...efer to 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 o...

Page 16: ...assembly worn renew seals or head assembly 9 Flow rate too high or too low a Too low Refer symptom 2 a e above b Too low Supply pressure low make sure flow regulators are not fitted c Too high Supply...

Page 17: ...used For other commercial installations it is recommended that the correct blend setting is checked every 6 months and that the In Service Test procedure is followed every 12 months Maintenance Proced...

Page 18: ...Non rising Spindle Rising Spindle O Seal Follower Follower Shuttle Thermostat Assembly Includes Overload Spring Grub Screw Internal Seal Location Applied recommended lubricants for dynamic seals compo...

Page 19: ...r 3 Pull 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 spin...

Page 20: ...er screens 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...

Page 21: ...ure 2 Use 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 asse...

Page 22: ...xible 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 Fixing Kit 936 23 Serv...

Page 23: ...23 1058907 W2 J 455 01 1555 074 455 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 1555 072...

Page 24: ...the product is us or our appointed representative Routine maintenance or replacement parts to comply with the requirements of the TMV2 or TMV3 healthcare schemes Accidental or wilful damage Products...

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