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09

 Maintenance 

 

Recommended maintenance schedule

The following checks are recommended to ensure that this heat recovery system operates 

at its optimum level.

Yearly checks

To be carried out by the user or maintenance company.

• 

Check there is sufficient airflow coming through the diffusers.

• 

Change filters x 2 (see illustrations on page 24)

Clearing filter indication

• To clear the filter indication light press plus 

(+) and  minus (-) on the switch panel for 

4 seconds.

•  When all the LEDs light up press SET for 

1 second.

This will reset the filter counter and no more action is required. Filter indicator is set to 12 

months as standard.

Filter maintenance is required for the proper function of the unit, not doing so may 

invalidate the warranty.

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Summary of Contents for energisava 380

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Page 3: ...e building If the unit is mishandled you might break it This invalidates the warranty And remember if you have any problems please call our dedicated Technical Team We are always pleased to help and in an emergency will come out to site quickly completely free of charge Thank you for choosing EnviroVent The fastest growing ventilation company in the UK HOTLINE 0345 27 27 810 Due to our policy of c...

Page 4: ...ses through a high efficiency counter flow heat exchanger before being ducted to the outside Fresh air is drawn into the unit from outside which is warmed by the heat exchange cell and delivered into the living dining and bedroom areas The unit can be installed in a loft space or utility area Humidity sensing This unit is fitted with humidity tracking as standard to maintain the required ventilati...

Page 5: ...er Sales Service We recommend you do not dismantle or remove any other parts than those mentioned as any tampering would automatically cancel the guarantee If you detect any fault please contact EnviroVent Left Hand Mounting Right Hand Mounting Switch live Boost 230V 3 core power cable 230V Wire to 3A fuse spur For summer bypass connect to SBP Switch live Boost 230V 3 core power cable 230V Wire to...

Page 6: ...ation Capacity Supply Airflow 105 l s 100 pa Max 125 l s Extract Airflow 105 l s 100 pa Max 125 l s RH LH This product shall be installed according to EnviroVent instructions and other relevant industry standards and regulations EMC testing Electromagnetic Compatibility Emissions EN55014 2006 A1 2009 EN61000 3 2 2006 A1 2009 EN61000 3 3 2008 Immunity EN55014 2 1997 A1 2001 A2 2008 LVD testing Low ...

Page 7: ... USER DO NOT THROW AWAY 06 04 Technical Specifications Product Dimensions mm Heat Exchange Block Fan Module LH Mount Fan Module RH Mount The energiSava 380 unit should be situated so that access for maintenance is possible Fixing centres LH RH Mount ...

Page 8: ...n 4 Steel mount Fan Tower 5 Extraction connection between Heat Exchanger and Fan Tower 6 Steel mount Heat Recovery Cell 7 Drain fitting 8 Heat Recovery Cell 9 Filter Supply 10 Ø150mm inside diameter spigot from atmosphere to deliver fresh air into property 11 Ø150mm inside diameter spigot from dwelling 12 Filter Extract 13 Supply connection between Heat Exchanger and Fan Tower ...

Page 9: ...f disconnection from the mains supply must be incorporated in the fixed wiring in accordance with the wiring rules If the supply cord is damaged it must be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid a hazard Precautions must be taken to avoid the back flow of gases into the dwelling from the open flue of gas or other fuel burning appliances Make...

Page 10: ...g the summer months It is an automatic function and operates when the supply air temperature to the property is above 25ºC Humidity Tracking When the energiSava 380 unit senses a rise in humidity caused by increased moisture generation such as through cooking or showering the extract and supply airflows will slowly begin to increase in direct proportion to the increase in humidity It will then aut...

Page 11: ...ty Item Box 1 Heat Exchange Block Cell Housing Unit 1x Mounting Bracket 2x 30mm Screw 6x Box 2 Fan Module 1x LH Mount Bracket 1x RH Mount Bracket 2x M5 x 16mm Screw 4x Spare Strain Relief Block 1x Boost Switch 1x Fixing Kit Sealing Strip 4x Foam Pad 16x Penny Washer 8x 50mm Screw 8x 05 Installation Instructions ...

Page 12: ...m insulated within loft space with 1 5 2m of acoustic ducting attached to unit 3 Extract duct to atmosphere Ø150mm insulated flexible ducting recommended 4 Recommended location ventilation air output 5 Position the unit on wooden battens not supplied laid across the joists 6 Supply duct from atmosphere to draw fresh air to dwelling Ø150mm 7 Recommended fresh air inlet 4 4 7 7 2 3 3 1 5 6 ...

Page 13: ...crews as shown Apply self adhesive rubber mounts to the underside of the brackets over the four mounting holes 05 Installation Instructions EXHAUST ATMOSPHERE SUPPLY EXTRACT Installation Example FIRST FIX 1 Duct within house use Ø150mm or 204 x 54mm where necessary also see points 3 4 second fix 2 Power to the unit locate a 3 amp fused spur within 1m of the unit GROUND FLOOR FIRST FLOOR BEDROOM 1 ...

Page 14: ... over the four mounting holes On RH mount units only the fan signal connectors should be swapped over on the PCB control board to ensure proper function of the unit Units are configured for LH mounting as standard For RH mount reverse fan signal connections The extract fan is always located at the bottom of the fan tower The bottom fan must always be positioned on fan connector 2 indicated as FAN ...

Page 15: ...ounting holes b Condense pipe Fix the required length of condense pipe into the drain with solvent 3 Mounting a Position the energiSava 380 fan unit and heat cell on a plywood sheet or battens b The unit must be mounted so that the feet are facing down and the units are level c Push the two sections together so that the Ø150 spigots on the fan unit are fully located inside the heat cell spigot d U...

Page 16: ...t and heat cell are airtight 4 Connecting to the unit a Connect the three sensor cables so that the colours match The sensors are located behind the rear panel on the fan unit and tapped to the spigot on the heat cell b Connect to the volt free boost if required non remote control versions only The connectionislocatedbehindtherearpanel on the fan unit See fig 2 Orientation not important Closed to ...

Page 17: ...te When the rear cover panel is replaced stain relief blocks should be located within the unit to be effect Sensor cables should run underneath the fan tower 5 Ductwork in loft space Make the ductwork runs as short as possible Having the most direct route and using as few bends as possible will reduce air resistance and improve the efficiency of the unit Any ducting that is situated in an unheated...

Page 18: ...that the connection is airtight and that there is a mechanical fixing for strength e Adjust if necessary f Fix the diffuser in position using plasterboard plugs and screws g Remember to adjust the vent opening 7 Drain connection The drainage from the unit may be connected to a foul drain Alternatively it may be connected to an internal waste water system via a non return device and insulated if it...

Page 19: ... the remote switch when required For remote control switches press the button once to see the current status of your unit and again to boost the unit The boost LED will light and the unit will go to boost for 20 minutes Indications To view the current status of your unit press the button once The functions currently in operation will be indicated with a lit LED If the filter light is on the filter...

Page 20: ...ADF of the Building Regulations Open ceiling wall valves Measure all extract points summing the individual room rates Measurements to be carried out with an appropriate anemometer Adjust using and buttons press up or down until the total extract rate is met See the individual product s instruction guide for method See page 20 When the desired overall extract rate is achieved the individual valves ...

Page 21: ...back to status mode after an hour Note Settings will be retained if the power supply is interrupted Please note the supply fan is always located at the top of the fan tower If the extract supply flows appear to be reversed the fan connections on the PCB control may need to be reversed see instruction 1b In Status Mode the LEDs may indicate the following information Setup guide for the energiSava 3...

Page 22: ...fter commissioning the strain relief blocks on the power and sensor cables should be located within the unit to be effect The wires should exit the rear of the unit through slots in the rear cover panel They need to be cut out by the installer when the mounting orientation has been decide Note the control panel LEDs should always be visible through the rear panel 07 Commissioning Part 2 ...

Page 23: ...itable location and has been water tested On LH Mounted Units ensure the fan signal connectors located on the control PCB have been swapped over All major building works have been completed prior to commissioning Supply and extract have been commissioned to meet Part F of the Building Regulations with a calibrated anemometer Commissioning data has been recorded Inform building owner user on how to...

Page 24: ...there is sufficient airflow coming through the diffusers Change filters x 2 see illustrations on page 24 Clearing filter indication To clear the filter indication light press plus and minus on the switch panel for 4 seconds When all the LEDs light up press SET for 1 second This will reset the filter counter and no more action is required Filter indicator is set to 12 months as standard Filter main...

Page 25: ...eck humidity and temperature sensors 4 Clean inline filter if fitted 5 Check external inlets and outlets 6 Condense drain to be checked and cleaned if required 7 Check summer bypass function if fitted 8 The unit should also undergo a commissioning check to ensure airflows The end user does not need to remove the covers from the unit any repair work should be carried out by a qualified person to av...

Page 26: ...s bought from an unapproved source including but not limited to Ebay will render the guarantee invalid Serial number of the unit We appreciate you choosing this quality EnviroVent product which is designed and manufactured to the highest specification in Harrogate North Yorkshire We are confident that you will be delighted with the performance of the system and the resulting improvement in air qua...

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Page 28: ...nviroVent House Hornbeam Business Park Harrogate HG2 8PA 01423 810 810 info envirovent com www envirovent com Due to our policy of continuous innovation and improvement EnviroVent reserves the right to alter products specification and appearance without notice E OE MKT ENV255 V5 19 02 16 ...

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