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Summary of Contents for Ariston STD 100 DIRECT
- Page 1 UNVENTED CYLINDER RANGE...
- Page 2 One small box containing; 1) Unvented control pack (Expansion vessel, 2 piece Cold Water Combination Valve, Tun Dish). The Ariston Contract and the Ariston Comfort (Indirect only) floor-standing range (125, 150, 200 litre models). The Contract is supplied with the following;...
- Page 3 The Comfort is supplied with the following; Hot and cold water are both drawn off the same source of supply. Remember, there will not be a storage tank to help compensate for variations in the demand on the system. One large box containing; 1) The unit with factory fitted Temperature &...
- Page 4 Pipe Thermostat to circulate the hot water (both not supplied). FITTING IMMERSION HEATER(S) (CONTRACT RANGE ONLY) These are supplied but not fitted with the Ariston Contract range. A Sealing Gasket is supplied with each element and must DISCHARGE PIPEWORK be used to ensure a correct seal.
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Page 5: Fault Finding
3) Close taps in turn after having purged the system of air. FAULT FINDING 4) Check for leaks around the controls and Immersion Heaters and again after the unit has heated up. FAULT POSSIBLE CAUSES REMEDY 5) Check that no water is passing to waste through the relief valves. 1) Mains Cold Water Check and open Isolating 6) Test the operation of the Temperature &... - Page 6 FIG. 1 TECHNICAL DATA MODELS CONTRACT For the full specification of each unit pleae consult the labels atteched to the side of the unit. Max Water supply Pressure 12.0 bar STD 100-125-150-210 DIRECT Operating Pressure 3.5 bar Expansion Vessel Charge Pressure 3.5 bar Expansion Valve Setting 6.0 bar...
- Page 7 FIG. 2 FIG. 3 MODELS CONTRACT - COMFORT MODELS ST 50 - 80 - 100 STI 125 - 150 - 210 INDIRECT PRESSURE + TEMPERATURE RELIEF VALVE COLD MAINS-IN 22 mm (15 mm ST 50) EXPANSION VESSEL SUPPLY 22mm (15 mm ST 50) COMBINATION EXPANSION VALVE...
- Page 8 FIG. 3 FIG. 3 MODEL STDI 300 DIRECT MODEL STT 300 INDIRECT MAX. 100 mm MAX. 100 mm - 14 - - 15 -...
- Page 9 FIG. 3 FIG. 3 MODEL 500 ST6 DIRECT MODEL 500 STT6 INDIRECT MAX. 100MM MAX. 100MM - 16 - - 17 -...
- Page 10 FIG. 4 FIG. 5 COLD WATER COMBINATION VALVE 3/4” COLD WATER COMBINATION VALVE 1/2” 3/4” B.S.P. CONNECTION SERVICEABLE 1/2 PRESSURE FOR EXPANSION VESSEL REDUCING CARTRIDCE AND LINE STRAINER EXPANSION RELIEF VALVE (SET AT 6 BAR) NON-RETURN VALVE (WITHIN HOUSING) 22 mm COLD 6 BAR 22 mm TO WATER HEATER MAINS IN...
- Page 11 FIG. 6 FIG. 7 300L AND 500LONLY SUGGESTED WAYS OF TERMINATING DISCHARGING PIPES SAFETY Temperature & pressure Metal discharge pipe (D1) from relief valve temperature & pressure relief valve. to tundish. Tundish 500 mm Max. FROM BRONZE 300 mm PUMP Min.
- Page 12 FIG. 8 FIG. 9 RECOMMENDED ECONOMY 7 SYSTEMS a) SINGLE ELEMENT RECOMMENDED ECONOMY 7 SYSTEMS SYSTEM A THERMAL THERMOSTAT CUT-OUT ELEMENT 3 KW 240 V THE IMMERSION HEATER SHALL BE INSTALLED WITH 85°C RUBBER INSULATED HOFR-SHEATHED FLEXIBLE CORDS COMPLYING WITH TABLE 8 OF BS 6141 : 1981 THE FOLLOWING DRAWING MUST BE REFERRED TO BEFORE THE SIDE MOUNTED IMMERSION HEATER IS REPLACED.
- Page 13 FIG. 10 FIG. 11 For 300 L modles only SCHEME OF ELECTRICAL CONNECTIONS WITH 2 MOTORISED VALVES 2 WAY a) SINGLE ELEMENT RECOMMENDED ECONOMY 7 SYSTEMS T6360B ROOM CM 41 THERMOSTAT CM 51 TYPICAL BROWN THERMAL THERMOSTAT JUNCTION BOX CUT-OUT BLUE •...
- Page 14 FIG. 12 Basic Boiler List SCHEME OF ELECTRICAL CONNECTIONS WITH MOTORISED VALVE 3 WAY Baxi Bermuda range Boston RS and OF range Glowworm Complheat Hideaway range 65 - 80 Ultimate 40 - 80 T6360B ROOM CM 41 30B - 80B, 30CF - 60CF THERMOSTAT CM 51 TYPICAL...
- Page 15 Guarantee We, MTS, guarantee that should this water heater prove to be defective by reason of faulty workmanship or material during the periods stated below, we will replace the defective parts (or product) free of charge on the condition that : •...
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