Heatstore HSR25 User Instructions

[Page 1] Heatstore HSR25

MULTIPOINT 1 Installation and User Instructions Rectangular Combination Water Heaters Models: HSR25, HSR45, HSR70, HSR115 PACK CONTENTS Heater, Float Valve & Arm, Float, Overflow Fitting, Dip Tube, Screened Breather, Wall Mounting Collars &...

[Page 2] Heatstore HSR25

2 The HSR Series units are designed to supply hot water for handwashing, dishwashing and general purposes to cloakrooms, canteens and kitchen areas. Containing an integral cold water cistern, they are ideal for installations where the cold feed is fr...

[Page 3] Heatstore HSR25

MULTIPOINT 3 3 1.0 IMPORTANT INSTALLATION POINTS 1.1 Ensure that the wall or supporting structure is of adequate strength to support the heater. (Refer to table 1.) 1.2 The Water Regulations require a minimum of 350 mm unobstructed space above the ...

[Page 4] Heatstore HSR25

4 2.1 Decide on the best position for the heater taking account of paragraphs 1.2 and 1.3 and inlet and outlet connections. The float valve and overflow assembly can be fitted on either side of the heater. 2.2 Using the template provided mark the pos...

[Page 5] Heatstore HSR25

MULTIPOINT 5 5 2.6 Make the electrical connection to the heater and set the controls. Do not switch on. See section 3. 2.7 Fit a straight 3/4 BSP female to 22mm compression fitting to the 3/4 BSP outlet boss. 2.8 Locate the heater onto the ...

[Page 6] Heatstore HSR25

6 3.6 Fit the terminal cover and tighten the cable grip screws. 3.7 After fitting the heater to the wall, ensure the electrical supply is off. Connect the supply cable to the connection point. DO NOT SWITCH ON THE ELECTRICAL SUPPLY UNTIL WAT...

[Page 7] Heatstore HSR25

MULTIPOINT 7 7 Control Thermostat : The heater is fitted with an adjustable Cotherm TSD 01105 rod type thermostat. This does not have a calibrated scale. The minimum setting (approximately18°C) is indicated by - and the maximum settting (ap...

[Page 8] Heatstore HSR25

8 5.4 Open the isolating valve on the inlet. Open a hot water tap on the outlet, turn on mains water supply to the heater. 5.5 Allow unit to fill and run the hot tap for a short while to purge any air and flush out the pipework. Close the hot tap. 5....

[Page 9] Heatstore HSR25

MULTIPOINT 9 9 6.1 Isolate the unit from the electrical supply. 6.2 Check the water temperature from a hot tap, and run until cold. 6.3 Turn off the water supply to the unit at the servicing valve. 6.4 Drain the unit by opening a outlet hot tap an...

[Page 10] Heatstore HSR25

10 NOTE: Use only Heatstore approved spare parts. Replacement of any parts with components not recommended by Heatstore will invalidate the guarantee and may render the installation dangerous. 7.0 SPARE PARTS The following spare parts are available f...

[Page 11] Heatstore HSR25

MULTIPOINT 11 Disconnect the electrical supply before removing the terminal cover. It is recommended that any service operations on this Heatstore heater are carried out by a competent person. 11 8.0 FAULT FINDING . ACTIONPOSSIBLE CAUS...

[Page 12] Heatstore HSR25

12 The manufacturer will make good, by repair, or at his option by the supply of a replacement, defects which, after proper installation, appear in the goods, within a period of twenty four calendar months after the goods have been delivered and ari...