Ariston Contract STI 300 indirect Instructions For Installation Manual Download Page 17 | Manualshive

Page: 17 / 24

background image

17

WARNING : THE APPLIANCE MUST BE EARTHED.
The ear th continuity conductor of the electrical installation must be
effectively connected to all exposed parts of other appliances and services
in the room in which the water heater is to be installed, conformity with the
I.E.E. wiring regulations.

N

OTE

: Do not switch on the immersion heater or fire the boiler until the

cylinder is full of water.

B

ASIC

B

OILER

L

IST

Baxi

Bermuda range
Boston RS and OF range

Glowworm

Complheat
Hideaway range

65 - 80

Ultimate

40 - 80
30B - 80B, 30CF - 60CF

Halstead

Buckingham range

Potterton

Kingfisher range
Statesman range (oil fired)

Caradon Ideal

Classic range
Mexico Ssper range
Mexico Slimline range

Newflame Boilers

Backboiler range

Condensing Boiler List

CARADON IDEAL

Minimiser FF30 - FF80

L

E N

GLOWWORM

Energysaver (Remove link SL-9)

PL SL E N L

KESTON

L

E N

POTTERTON

Envoy 30F - 80F

PL SL E N L

refer to

VAILLANT

VU 186, 226

manufacturers

instructions

Boiler Connections

2 Motorised valves 2 way (see F

IG

. 2.14)

9 10 3

2 1

2 Motorised valves 3 way + 2 way (see F

IG

. 2.15)

9

8 3

2 1

Pump Connections

2 Motorised valves 2 way (see F

IG

. 2.14)

9 3 2

2 Motorised valves 3 way + 2 way (see F

IG

. 2.15)

9 3 2

«
...
15
16
17
18
19
...
»

Summary of Contents for Contract STI 300 indirect

Page 1: ...Instructions for Installation Servicing and Use LEAVE THESE INSTRUCTIONS WITH THE END USER Unvented Hot Water Storage Cylinders ...

Page 2: ... AND FIXING 2 7 CONNECTION OF MAINS WATER SUPPLY 2 8 COLD WATER COMBINATION VALVE 2 9 CONNECTION TO SERVICES 2 10 SECONDARY RETURN 2 11 DISCHARGE PIPEWORK 2 12 ELECTRICAL DIAGRAMS 3 COMMISSIONING 4 MAINTENANCE 4 1 MAGNESIUM ANTI CORROSION ANODES 4 2 PROTECH ANTI CORROSION SYSTEM 4 3 THERMAL CUT OUT S 4 4 IMMERSION HEATER S 4 5 UNVENTED CONTROLS 4 6 THERMOSTATS 5 FAULT FINDING 6 TECHNICAL INFORMATI...

Page 3: ... pressure relief valve 2 Immersion heater s and thermostat s with thermal cut out s not fitted 3 Cylinder thermostat with thermal cut out indirect only 4 Feet x 3 One small box containing 1 Unvented control pack expansion vessel 2 piece cold water combination valve tundish and separate motorised valve indirect only The Comfort is supplied with the following One large box containing 1 The cylinder ...

Page 4: ...ling the indirect circuit Again the thermal cut out operates if the cylinder thermostat fails by disconnecting the live feed call for hot water from the programmer High Capacity 500 litre models have magnesium anodes provided to prevent corrosion of the water cylinder tank Wall hung units have a single magnesium anode The Contract and Comfort Floor standing models utilise the ProTech anti corrosio...

Page 5: ...demand on the system A minimum pressure of approximately 1 5 bar and 20 litres per minute is required for satisfactory operation 85 of UK dwellings have a mains pressure above 2 0 bar NOTE THE MAINS WATER SUPPLY MUST NOT EXCEED 16 BAR The cylinder should be left packed until it is time to install When unpacking the appliance follow the guidelines within the packaging and take care not to damage th...

Page 6: ...d that all mains cold water supply pipe work is a minimum of 22mm with the exception of model ST50 where 15mm can be used For 500 litre models the supply should be 28mm An isolating valve should be installed between the cold water supply and the cylinder for servicing ALL PIPEWORK MUST BE FLUSHED TO AVOID DAMAGE TO THE CONTROL VALVES Please refer to FIGS 2 1 2 2 2 3 2 4 2 5 for a suggested install...

Page 7: ...ECT SECONDARY RETURN COMBINATION VALVE EXPANSION RELIEF PIPE COLD MAINS IN 28mm DRAIN EXPANSION VESSEL PRESSURE TEMPERATURE RELIEF VALVE HOT SUPPLY 28mm TUNDISH 22mm MAX 100mm FIG 2 4 HIGH CAPACITY 500 STD UK DIRECT RETURN FLOW SECONDARY RETURN COMBINATION VALVE EXPANSION RELIEF PIPE COLD MAINS IN 28mm DRAIN EXPANSION VESSEL PRESSURE TEMPERATURE RELIEF VALVE ZONE VALVE HOT SUPPLY 28mm TUNDISH 22mm...

Page 8: ...res units allowing balanced cold water supply to the rest of the building giving constant results for mixer and shower valves If the facility is not needed a plug is supplied Refer to FIG 2 7 and FIG 2 8 Although this facility is not built into the 15mm valve supplied with model ST50 a tee piece may be inserted between the two components giving the same result Refer to FIG 2 6 2 8 COLD WATER COMBI...

Page 9: ...ELIEF OUTLET TO TUNDISH SERVICEABLE 3 4 PRESSURE REDUCING CARTRIDGE AND LINE STRAINER SET AT 3 5 BAR EXPANSION RELIEF VALVE SET AT 6 BAR 3 5 6 BAR For 500 litre Models 28mm COLD MAINS IN 28mm TO CYLINDER SERVICEABLE 1 PRESSURE REDUCING CARTRIDGE AND LINE STRAINER SET AT 3 5 BAR 3 4 B S P CONNECTION FOR EXPANSION VESSEL EXPANSION RELIEF VALVE SET AT 6 BAR 1 BALANCED COLD WATER TAKE OFF WITH NON RET...

Page 10: ...t be taken into account in calculating the flow resistance See FIG 2 9 and TABLE 2 4 The discharge pipe must have a vertical section of pipe at least 300mm in length below the tundish before any elbows or bends in the pipework 5 The discharge pipe must be installed with a continuous fall 6 The discharge must be visible at both the tundish and the final point of discharge but where this is not poss...

Page 11: ...o 9m Up to 18m Up to 27m 1 0m 1 4m 1 7m G 1 28mm 35mm 42mm 54mm Up to 9m Up to 18m Up to 27m 1 4m 1 7m 2 3m TABLE 2 Sizing of copper discharge pipe D2 for common temperature valve outlet sizes WORKED EXAMPLE The example below is for a G 1 2 temperature pressure relief valve with a discharge pipe D2 having 4 no elbows and length of 7m from the tundish to the point of discharge From TABLE 2 Maximum ...

Page 12: ...c anode Anode circuit N 1 L The ProTech system an exclusive solution is an electronic anti corrosion protection system which ensures maximum longevity of the appliance regardless of water quality The electronic circuit creates a difference in potential between the hot water tank and the titanium electrode thereby guaranteeing optimum protection of the tank and preventing corrosion To ensure the pr...

Page 13: ... Contract floor standing range A sealing gasket is supplied with each element however the use of a suitable sealing compound may be used to ensure a correct seal Care must be taken not to cross thread the immersion heater s when fitting Each immersion heater is supplied with a regulation thermostat and manual reset thermal cut out This will activate if the regulation thermostat fails Under no circ...

Page 14: ...y after the fault has been corrected THERMAL CUT OUT L2 N L1 N THERMOSTAT DAY ELEMENT 3 kW 240V NIGHT ELEMENT 3 kW 240V ECONOMY 7 THERMAL CUT OUT THERMOSTAT THERMAL CUT OUT L1 N THERMOSTAT ELEMENT 3 kW 240V Single Element 2 11 ELECTRICAL DIAGRAM Should the Economy 7 system not to be used a separate 13 amp supply to each element will be required Through a double pole fused isolating switch having a...

Page 15: ...ECT SYSTEMS For models up to 300 litres a mains supply of 240V 3kW 13 amps will be required for the direct immersion heater heat resistant cable round 3 core 2 5mm2 to BS must be used For High Capacity 500 litre models consult the wiring diagram on the reverse of the inspection panel For indirect controls a 240V 3 amp supply is required On Comfort models the indirect thermostat is factory fitted f...

Page 16: ...N ACL LS522 LS722 1 3 4 N L Randall 922 972 1 3 6 E N L Link L 2 5 Randall 3020 P 4 2 E N L and 3060 PROGRAMMER 7 6 4 3 2 1 Basic Boilers see Page 17 L E N L N E Baxi Solo 30PF To 80PF PL SL E N L L N E and 30RS to 60RS Glowworm Economy Plus 7 SL E N L L N E remove link SL 9 Glowworm Spacesaver KFB50 9 12 E N L L N E remove link 12 7 Glowworm Ultimate SS P SL E N L L N E remove link SL 4 Glowworm ...

Page 17: ...range 65 80 Ultimate 40 80 30B 80B 30CF 60CF Halstead Buckingham range Potterton Kingfisher range Statesman range oil fired Caradon Ideal Classic range Mexico Ssper range Mexico Slimline range Newflame Boilers Backboiler range Condensing Boiler List CARADON IDEAL Minimiser FF30 FF80 L E N GLOWWORM Energysaver Remove link SL 9 PL SL E N L KESTON L E N POTTERTON Envoy 30F 80F PL SL E N L refer to VA...

Page 18: ...on valves by lifting turning the manually operated test lever cap and observing that water flows through freely and safely to waste 8 Check that the discharge pipe is plumbed so that it falls continuously and that no taps valves or other shut off devices are installed in the pipe 9 Check that all thermostats are set at 60 C 10 DIRECT UNITS Switch on immersion heater s and allow unit to heat up Che...

Page 19: ... B is supplied with electricity if not replace the supply cable Check to see that 230 V electricity is supplied if not ensure that 230 V is supplied If all these checks fail to locate the problem replace the electronic circuit installer 2 The red L E D is on Check to see that the tank is filled with water if not fill it before carrying out the following checks Check to see that the clip on circuit...

Page 20: ... manually by lifting the test lever turning the test knob ensure valve closes after testing 4 Expansion relief valve check manually by turning the test knob ensure valve closes after testing 5 Discharge pipes D1 from both temperature pressure relief and expansion relief valve for obstructions 6 Tundish discharge pipe D2 open either valve gradually to produce a full bore discharge into tundish and ...

Page 21: ... 3 Boiler programmer Check switch on domestic HOT TAPS set to central hot water if necessary IS COLD heating only Indirect models 4 Boiler is not Check boiler operation if functioning fault suspected consult Indirect models manufacturer s instructions 5 Indirect thermal Test thermostat operation cut out has and wiring if faulty operated correct replace Reset cut out 6 Motorised valve Check wiring ...

Page 22: ... 3 5 20 5 0 75 18 2 00 41 12 3 5 3 5 6 7 90 3 5 240 3 350 1 3 175 3 5 26 7 0 90 22 2 20 51 12 3 5 3 5 6 7 90 3 5 240 3 350 1 3 240 3 5 26 7 0 90 26 2 40 56 12 3 5 3 5 6 7 90 3 5 240 3 350 1 3 150 3 5 20 5 0 75 18 2 00 44 12 3 5 3 5 6 7 90 3 5 240 3 350 1 3 350 3 5 26 7 0 90 40 2 85 95 12 3 5 3 5 6 7 90 3 5 240 3 350 1 3 175 3 5 26 7 0 90 22 2 20 53 12 3 5 3 5 6 7 90 3 5 240 3 350 1 3 240 3 5 26 7 ...

Page 23: ...23 NOTES ...

Page 24: ...Commercial subsidiary MTS GB LIMITED MTS Building Hughenden Avenue High Wycombe Bucks HP13 5FT Telephone 01494 755600 Fax 01494 459775 Internet http www mtsgb ltd uk E mail info mtsgb ltd uk Technical Service Hot Line 01494 539579 928 270 01 ...

Reviews:

No comments

Related manuals for Contract STI 300 indirect

Brand: Quantec Pages: 44

TURBOmax Plus SERIES

Brand: Vaillant Pages: 12

Brand: Main Heating Pages: 83

Brand: Zip Pages: 16

Brand: Easylife Pages: 4

Brand: Immergas Pages: 96

Lambdatronic S 3200

Brand: Fröling Pages: 104

Brand: U.S. Boiler Company Pages: 176

Ethos 28 Series

Brand: Mikrofill Pages: 66

Luna Duo-Tec MP Plus 1.35

Brand: Baxi Pages: 34

Cleveland 24CGP10

Brand: Welbilt Pages: 42

Brand: Camus Hydronics Pages: 66

Brand: Marco Pages: 1

Brand: Wunda Pages: 16

EVG - 24 Series

Brand: EUROPEAN FINISHING EQUIPMENT Pages: 26

Brand: THERMO 2OOO Pages: 69

Brand: Rinnai Pages: 122

Brand: CR Remeha Pages: 110

Brands by name

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Popular brands

Load more brands