Heatrae Sadia Hotflo 10 Fitting Instructions And User Manual Download Page 2

2

CONTENTS

SECTION 

                  

 

 

 

          PAGE

1.0 INTRODUCTION   

 

 

 

 

 2

2.0 TECHNICAL SPECIFICATION 

 

 

 

 3

3.0 INSTALLATION 

 

 

 

 

 

 4

4.0 COMMISSIONING   

 

 

 

 

 9 

5.0 EXPLANATION TO USER   

 

 

 

 9

6.0 MAINTENANCE 

 

 

 

 

 

10

7.0 FAULT FINDING 

 

 

 

 

 

13

8.0 SPARE PARTS 

 

 

 

 

 

14

9.0 ACCESSORIES 

 

 

 

 

 

14

10.0 GUARANTEE 

 

 

 

 

 

15

11.0 ENVIRONMENTAL INFORMATION  

 

 

15

12.0 SPARES STOCKISTS 

 

 

 

 

16

1.0 INTRODUCTION

Thank you for purchasing a Heatrae Sadia Hotflo unvented water heater. The 

Hotflo water heater is manufactured in the UK to the highest standards and 

has been designed to meet all the latest relevant safety specifications.

This Hotflo water heater must be installed, commissioned and maintained by 

a competent person only. Please read and understand these instructions prior 

to installing your Hotflo unvented water heater. Particular attention should be 

paid to the section headed IMPORTANT INSTALLATION POINTS. 

Following installation and commissioning, the operation of the heater should 

be  explained  to  the  user  and  these  instructions  left  with  them  for  future 

reference.

This appliance is not intended for use by persons (including children) with 

reduced physical, sensory or mental capabilities, or lack of experience and 

knowledge, unless they have been given supervision or instruction

concerning the use of the appliance by a person responsible for their safety.

Children should be supervised to ensure that they do not play with the

appliance.

WARNING: IF WATER FLOWS FROM THE PRESSURE RELIEF VALVE OR 

TEMPERATURE/PRESSURE RELIEF VALVE THE ELECTRICITY SUPPLY 

MUST BE SWITCHED OFF IMMEDIATELY. CONTACT THE 

HEATRAE SADIA SERVICE TEAM (Tel: 0844 8711535) OR AN 

APPROVED INSTALLER.

Summary of Contents for Hotflo 10

Page 1: ...1 HOTFLO 10 15 Fitting Instructions and User Guide...

Page 2: ...alling your Hotflo unvented water heater Particular attention should be paid to the section headed IMPORTANT INSTALLATION POINTS Following installation and commissioning the operation of the heater sh...

Page 3: ...15 litres Weight full 10 litre 16 5kg 15 litre 23 4kg Rated pressure 0 6 MPa 6 bar Minimum supply pressure 0 08 MPa 0 8 bar 15 Litre 10 Litre Dimension 613 457 A 656 500 B 516 360 C NOTE If fitting P...

Page 4: ...be accommodated using an Expansion Vessel To ensure all expansion takes place in the vessel a Check Valve must also be fitted see Fig 03 page 5 Use Accessory Pack U5 code no 95 970 356 3 1 4 If the s...

Page 5: ...IGURE 02 FOR INLET PRESSURES UP TO 0 41 MPa 4 1 BAR FIGURE 03 FOR INLET PRESSURES UP TO 0 41 MPa 4 1BAR WHERE EXPANSION IN MAIN SUPPLY IS NOT POSSIBLE FIGURE 04 FOR INLET PRESSURES ABOVE 0 41 MPa 4 1B...

Page 6: ...age 3 and the Dimensions Table to determine a suitable position for the heater 3 2 3 NOTE Ensure that the wall can support the full weight of the unit see TECHNICAL SPECIFICATIONS and that there are n...

Page 7: ...of the valves 3 5 DISCHARGE 3 5 1 The discharge outlet from the Pressure Expansion Relief Valve and the Temperature Pressure Relief Valve if fitted must be connected to a discharge pipe It is recommen...

Page 8: ...ricity supply should be fused 13 Amp and be via a double pole isolating switch with a contact separation of at least 3mm in both poles Refer to Fig 06 below 3 6 2 The wires are colour coded as follows...

Page 9: ...hed the indicator light will go out 5 0 EXPLANATION TO USER Following Installation and Commissioning of the water heater the operation should be fully explained to the user 5 1 HOT WATER 5 1 1 Indicat...

Page 10: ...ing any work on the water heater Water contained in the water heater may be very hot To ensure the continued safe and efficient operation of the water heater it should be regularly maintained In hard...

Page 11: ...th links to the earthing stud 6 3 4 Remove the element plate assembly by unscrewing the five securing screws tapped jacking points are provided Remove any loose scale from the container Carefully clea...

Page 12: ...60 p s i This can reduce over time and eventually require re charging To do this 6 5 2 Turn off water supply to the unit open a hot tap to relieve system pressure 6 5 3 Remove dust cap from top of Exp...

Page 13: ...lve Discharge of water from INSTALLATION POINTS page 4 1 Fit Pack U2 see IMPORTANT possible 1 Expansion in mains not intermittently Presure Relief Valve Discharge of water from 2 Fit Packs U1 and U2 4...

Page 14: ...12 633 Indicator light 95 607 992 Element plate gasket 95 611 708 Pressure Expansion Relief Valve 95 607 986 Temperature Pressure Relief Valve 95 970 359 Check Valve 95 607 987 Expansion Vessel 95 607...

Page 15: ...tions 4 The unit has been used only for heating potable water The unit is not guaranteed against damage by frost and the inner container with integral immersion heater is not guaranteed against excess...

Page 16: ...Hexagon Business Centre Springfield Road Hayes Middlesex UB40 0TY Tel 020 8606 3567 Parts Centre Tel 0845 2709800 www partscentre co uk Newey Eyre Specialist Products Division Please contact your loc...

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