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ST XL Cylinder

Cylinder range storage tanks

Indirect 400ltr 500ltr 800ltr 1000ltr 1250ltr 1450ltr 2000ltr 2500ltr

INSTALLATION AND SERVICE MANUAL

Andrews. Built to perform.

Please read and understand these instructions before commencing installation and leave this manual with the customer for future reference.

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Содержание ST XL Cylinder 1000

Страница 1: ...tr 500ltr 800ltr 1000ltr 1250ltr 1450ltr 2000ltr 2500ltr INSTALLATION AND SERVICE MANUAL Andrews Built to perform Please read and understand these instructions before commencing installation and leave...

Страница 2: ...data 9 10 Element allocation 11 Wiring schematics 13 Limitations 14 Water supply 14 Installation commissioning 15 Secondary circulation 18 Discharge pipework 19 21 Indirect system 22 Commissioning 26...

Страница 3: ...PORTANT Please read and understand this product guide before installing the Andrews Water Heaters STXL cylinder Incorrect installation may invalidate the guarantee The Andrews water heater must be ins...

Страница 4: ...bar or 5 10 bar 1 25 x 1 5 8 bar or 13 bar 2 Table 2 Expansion vessel as below Commercial cylinder volume ltr Expansion vessel size ltr Mounting kit Weights 400 500 60 Floor mounted 12kg 800 100 Floor...

Страница 5: ...use damaged equipment Safe working practices are adopted for manual handling of appliances parts Correct PPE to be worn The Andrews water heater must be vertically floor mounted It can be placed anyw...

Страница 6: ...relief valve setting high pressure system 1 3MPa 13 bar Rated pressure low pressure system 0 80MPa 8 bar Rated pressure high pressure system 1 3MPa 13 bar T P relief valve setting 1 0MPa 90 C 10 bar...

Страница 7: ...f life Indirect Model s 400 500 800 1000 1250 1450 2000 Storage volume V in litres 400 0 500 0 800 0 1000 0 1250 0 1450 0 2000 0 Standing loss in W 72 0 89 0 114 0 139 0 150 0 174 0 179 0 The water he...

Страница 8: ...7 779 779 1008 1108 1183 1433 1172 1373 1225 1474 1 1 4 BSP 1 1 4 BSP 1 1 2 BSP 2 BSP 1 1 2 BSP 1 1 2 BSP 1 1 2 BSP 1 1 2 BSP 1 1 4 BSP 1 1 2 BSP N A N A N A N A 1 BSP 1 BSP 1 BSP 1 BSP Table 3 Indire...

Страница 9: ...essure drop across coils 1000 1450 2000 400 500 800 NOMINAL CAPACITY LITRES 1250 2500 PRIMARY FLOW RATE l min 15 30 60 0 02bar 0 04bar 0 32bar 0 01bar 0 08bar 0 44bar 0 02bar 0 04bar 0 32bar 0 01bar 0...

Страница 10: ...800 NOMINAL CAPACITY LITRES 1250 2500 Maximum kW ratings Upper boss 36 45 45 45 54 54 54 54 Table 10 Water delivered to 40 C Indirect cylinders only 1000 400 500 800 NOMINAL CAPACITY litres Water del...

Страница 11: ...allocation table Upper Lower Upper Lower Upper Lower Upper Lower Upper Lower Upper Lower Upper Lower Upper Lower Upper Lower 400 500 800 1000 1250 1450 2000 2500 94110302 94110301 12 18 Indirect 94110...

Страница 12: ...F In very hard water areas limit to 60 65 C 140 150 F For optimal working conditions the thermal cut out is factory set to 80 C and the thermostat should be set to 65 C To set the thermostat to 65 C...

Страница 13: ...at and at least 30 for the contactor controlled by the non self resetting thermal cut out Line terminal marked L1 Earth Neutral terminal marked N Line terminal marked L3 Typical head layout for a thre...

Страница 14: ...water requirements simultaneously It is recommended that the maximum water demand be assessed and the water supply checked to ensure this demand can be met NOTE A high mains water pressure will not a...

Страница 15: ...orrect flow direction Check the flow arrows on the side of the body The expansion valve should be installed with the discharge form the expansion valve either horizontal or upright if fitted inverted...

Страница 16: ...vention Device may include check valves a water meter or an additional PRV T P relief valve Element controls housing Primary flow Primary return Secondary return To hot outlets Expansion vessel Pressu...

Страница 17: ...rate a check valve to prevent backflow A suitable WRAS approved circulation pump will be required On large systems due to the increase in system water content it may be necessary to fit additional exp...

Страница 18: ...ure reducing cartridge Locking screw Adjuster Figure 5 Pressure reducing valve for 800ltr above Figure 6 Secondary circulation and de stratification schematic Secondary return WRAS approved pump not s...

Страница 19: ...t size of the safety device between 18 and 27m at least 3 sizes larger and so on bends must be taken into account in calculating the flow resistance See Diagram 1 Table 1 and the worked example Note A...

Страница 20: ...emove lime deposits and to verify that it is not blocked G3 Requirement there shall be precautions to ensure that the hot water discharged from safety devices is safely conveyed to where it is visible...

Страница 21: ...temperature relief valve to tundish Tundish Discharge below fixed grating building regulation G3 section 3 61 gives alternative points of discharge Fixed grating Trapped gully Discharge pipe D2 from...

Страница 22: ...mperature to primary heat exchanger 89 C The boiler cannot be vented through the cylinder Indirect thermal cut out and 2 port motorised valve To comply with building regulations and to prevent the And...

Страница 23: ...TER HTG HEATING 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Bl Br G O GY PROGRAMMER ROOM STAT 3 PORT MID POSITION VALVE BOILER PUMP 1 3 2 BI W G O 1 GY N L N L 1 2 N 3 L HTG ON DHW ON DHW OFF L N G GY CYLI...

Страница 24: ...n heater gasket face is clean and if necessary replace the gasket spare part number 95607396 Replace the Immersion heater and make sure the 8 nuts or bolts are correctly torqued 20Nm or 14 75 ft lbf a...

Страница 25: ...he unit to heat up Check that the thermostat operates correctly A storage temperature of approx 60 C is recommended Check that no water is discharged from either the expansion valve or temperature and...

Страница 26: ...Open the lowest hot tap in the system to relieve the system pressure Using a spanner unscrew the pressure reducing cartridge and remove the moulded housing The strainer will be removed with the cartri...

Страница 27: ...luding the strainer can be removed Clean the filter mesh and cartridge ensuring that the strainer is correctly located and reassemble the unit Expansion Valve Isolate cold water supply Unscrew expansi...

Страница 28: ...nstructions Indirect thermal cut out has operated Check reset by pushing button on thermal cut out Check operation of indirect thermostat Indirect motorised valve not connected correctly Check wiring...

Страница 29: ...SSEL 200L 6 BAR 95612723 9 EXPANSION VESSEL 300L 6 BAR 95612724 10 1 INTEGRATED INLET CONTROL VALVE 5 10BAR 95605176 11 ISOLATING BALL VALVE 1 95605178 12 ISOLATING BALL VALVE 1 1 4 95605179 13 ISOLAT...

Страница 30: ...9 OVER TEMPERATURE ROD THERMOSTAT 95980009 50 PUMP ISOLATION VALVE 28mm COMPRESSION TO 1 1 2 95605110 ACCESSORIES 6kW Commercial Immersion Single phase 94110301 9kW Commercial Immersion Single phase 9...

Страница 31: ...31 1 Part No 95 611 025 2 Part No 95 607 396 4 9 43 47 Part No 95 607 _ _ _ 15 Part No 95 605 182 11 14 Part No 95 605 _ _ _ 17 22 Part No 95 605 _ _ _ 10 48 Part No 95 605 _ _ _ 16 Part No 95 607 452...

Страница 32: ...2 26 29 Part No 95 605 _ _ _ 23 25 Part No 95 605 _ _ _ 30 31 Part No 7033371 32 Part No 95 612 650 35 36 Part No 7031564 7031565 33 Part No 95 612 652 37 38 Part No 95 607 _ _ _ 34 Part No 95 980 053...

Страница 33: ...33 39 Part No 95 605 177 40 Part No 95 607 690 41 Part No 95 607 438 50 Part No 95 605 110 49 Part No 95 980 009...

Страница 34: ...34...

Страница 35: ...35 Notes...

Страница 36: ...36 33...

Страница 37: ...37...

Страница 38: ...other than by approved engineers The Andrews water heater unit has only been used for the storage of wholesome sanitary water max 250mg l chloride Only stainless steel dummy plugs are to be used The A...

Страница 39: ...your other household waste Instead it is your responsibility to dispose of your waste equipment by handing it over to a designated collection point for the recycling of waste electrical equipment The...

Страница 40: ...gham RG41 2FD Register now to activate your warranty www andrewswaterheaters co uk register a warranty Please make sure you attach proof of purchase for your warranty to be monitored All descriptions...

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