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2.1

Information

1. The unit is designed for installation in

external walls with a thickness of up to 280mm

(Fig. 3). For wall thicknesses above 280mm, an

extension kit (Ref. EXT100) must be used.

2. The unit must be sited and connected by a

suitably qualified person and be in accordance

with current U.K. Building Regulations and

I.E.E. Wiring Regulations (BS 7671).

3. The unit is intended for permanent

connection to the mains electrical supply.

4. The unit is intended for fixed wiring

installation.

5. Ensure that the mains electrical supply is

compatible with the product’s rating label.

6. The unit must be sited away from direct

sources of heat in excess of 40°C.

7. Do not site the appliance in the vicinity of

excessive levels of airborne oil or grease.

8. If the unit is installed in a room containing a

fuel burning appliance, the installer must ensure

that air replacement is adequate for both

appliances.

9. The internal grille surround must be sited a

minimum of 125mm away from any wall or

projecting surface (Fig. 2).

10. The external cowl of the unit must be sited a

minimum of 500mm away from the flue of gas

or open fire appliances. This is to avoid back

flow of gases entering the room.

11. All safety regulations and requirements

must be strictly followed to prevent hazards to

life and property both during and after

installation and during subsequent maintenance

or servicing.

12. Ensure the mains electrical supply is

isolated before commencing installation, or

maintenance.

2.0 Site Requirements

5

Fig. 2

270mm

Fig. 3

195mm

500mm

Min

125mm 

Min

125mm 

Min

220mm - 280mm

adjustable

370mm

22

Summary of Contents for HR100W

Page 1: ...HR100W HR100WH HR30W Through The Wall Heat Recovery Ventilators Installation and Servicing Instructions Please leave these instructions with the user...

Page 2: ...spur fitted with a 3A fuse having a contact separation of at least 3mm 5 These units must be earthed 6 Precautions must be taken to avoid the back flow of gases into the building from the open flue o...

Page 3: ...rictly followed to prevent hazards to life and property both during and after installation and during any subsequent servicing and maintenance 3 Certain applications may require the installation of so...

Page 4: ...3 1 0 Introduction 4 2 0 Site Requirements 5 3 0 Installation 6 4 0 Electrical 8 5 0 Maintenance 9 6 0 Additional Information 1 7 0 Fixing Template 1 Section Page Contents T O P...

Page 5: ...extract air while transferring heat from the stale exhaust airflow to the fresh intake airflow This provides up to 70 heat recovery from the stale extracted air A boost speed facility is available for...

Page 6: ...icinity of excessive levels of airborne oil or grease 8 If the unit is installed in a room containing a fuel burning appliance the installer must ensure that air replacement is adequate for both appli...

Page 7: ...age 5 select a suitable site for the unit and controllers and work out the cable runs WARNING Before deciding on the final position for the unit check there are no buried cables pipes or obstructions...

Page 8: ...he unit in place with the two fixing screws provided Fig 7 4 Make good around the case From outside 1 With the cowl removed slide the collar flange first on to the unit and press the flange firm again...

Page 9: ...to the front of the unit and secure with the two screws provided Fig 11 8 Switch on the mains electrical supply and check the operation of the unit Fig 10 T O P Fig 11 Terminal Block Cover Heat Excha...

Page 10: ...Fig 12 5 Pull the four tubular inserts out of the rear of the grille and remove the filter Fig 13 6 Slide out the heat exchanger Fig 14 7 Wash the grille filter and heat exchanger in warm water using...

Page 11: ...months Clean cell replace filters the new filters will be supplied with 4 additional Timestrip indicators Note The above is the minimum requirement more frequent cleaning intervals may be needed depe...

Page 12: ...tomatically switch to BOOST speed at approximately 70 Relative Humidity at 20 C 3 To adjust this setting remove the grille and slide out the heat exchanger see page 9 4 The adjustment spindle is posit...

Page 13: ...12 HR100W HR100WH HR30W Template This Way Up 240mm 160mm Set this line true with spirit level 125mm minimum distance from ceiling 500mm minimum distance from floor Cable Entry...

Page 14: ...NOTES 13...

Page 15: ...NOTES 14...

Page 16: ...A Division of Vent Axia Limited Fleming Way Crawley West Sussex RH10 9YX Technical support 01293 526062 Fax 01293 539209 Internet site at www vent axia com 0918 370662 D...

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