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AFTER INSTALLING THIS UNIT,

PLEASE PASS ONTO END USER

DO NOT THROW AWAY

Front Cover Removal

1.  ISOLATE the unit from mains power 

supply and allow sufficient time for all 

moving parts to stop.

2.  Loosen the two corner screws located on 

the bottom front of the unit.

3.  Completely remove the centre screw.
4.  Completely remove the front cover by 

pulling it away from the unit at the bottom 

and lifting.

Cover replacement is the reverse of the 

above steps. Ensure it is securely located 

at the top before tightening screws.

Cleaning Interior
For best results:

1.  Slide out filter frames fitted either side of 

heat exchanger.

2.  Carefully remove any dust from face of 

heat exchanger, interior of the unit and 

the bypass (if fitted) using a vacuum 

cleaner.

Do not use water or any other fluids

Cleaning Exterior

For best results use a clean damp cloth. Do 

not use abrasive cleaners, solvents or any 

other fluids.

Condensate Tray

If the condensate tray is split a replacement 

must be ordered and fitted.

Maintenance

Routine Maintenance

All ventilation units require periodic maintenance. Routine maintenance, apart from filter 

changes, must only be carried out by a suitably qualified and competent person.

WARNING: The unit uses a 230V~ supply and contains rotating mechanical parts. ISOLATE 

the unit from mains power supply and allow sufficient time for all moving parts to stop 

before undergoing any servicing or maintenance.

100mm 

MAX

1

2

Summary of Contents for energiSava 325

Page 1: ...energiSava 325 INSTALLATION GUIDE FOR ENGINEER INSTALLER...

Page 2: ...24AWG Stranded Tinned Copper 11 Control and communication cables should not be placed within 50mm or on the same metal cable tray as any 230V lighting or power cables 12 Ensure all cable glands are fu...

Page 3: ...ust below roof level 5 Ducts within the building heated envelope between the external terminals and the unit s From Atmosphere and To Atmosphere ports should be insulated and wrapped additionally with...

Page 4: ...eed 7 Boost Speed with Overrun Timer 7 Status Indicator Boost Alert 8 Summer Bypass 8 Summer Kick Up Mode 8 Auto Setback Speed 8 Automatic Frost Protection 8 Integrated Humidity Sensor 8 Wiring Diagra...

Page 5: ...o 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 Packaging Contents Inspect the unit when ta...

Page 6: ...ont to back and side to side 1 Mark a horizontal line on the wall using a spirit level This line will be approximately 95mm below the location of the top face of the unit when fitted excluding duct po...

Page 7: ...that ducting is connected to the correct ports in line with the icons below EXTRACT FROM DWELLING This duct port is connected to the ducting that carries waste air from the Wet Rooms to the unit TO AT...

Page 8: ...errun Timer Boost speed increases the extract and supply air flow Boost speed is configured with step less independent fan controls and includes an overrun timer variable between 0 and 60 minutes The...

Page 9: ...r kick up mode is trigged by summer bypass the increased fan speed can be prevented either manually or automatically Manual This is by means of a volt free switch wired directly into the controller PC...

Page 10: ...ng and Controls Status Indicator Mains cable must be separate from the communication cables See Important Information Supply wiring diagram 230V Connection at unit L N 12V A B 0V 12V A B 0V L N Fuse D...

Page 11: ...be used To Boost using switch live a relay is required SWHT BOXRELAY Volt free setback switch or normally open relay contacts 1 1 23 23 Volt free sensor Volt free Setback switching of MVHR controller...

Page 12: ...inuous speed and boost speed are programmed by placing the controller into program mode via the program run switch and changing the position of the rotary potentiometers When applying power for the fi...

Page 13: ...n program run switch to centre position to exit commissioning For the commissioning settings to be stored the unit needs to be powered up Continuous Supply Extract Speeds Move program run switch to co...

Page 14: ...rom the run position to the continuous position from the continuous position to the boost position and back to the run position To ensure that the reset switch movements are registered by the controll...

Page 15: ...hanger 2 Carefully remove any dust from face of heat exchanger interior of the unit and the bypass if fitted using a vacuum cleaner Do not use water or any other fluids Cleaning Exterior For best resu...

Page 16: ...G4 ES325 How to Change Filters 1 Remove front cover or filter covers 2 Slide out filters 3 The energiSava 325 filters uses unequal filters Make a note of which side of the unit the filter with the sho...

Page 17: ...out charges may apply if a fault cannot be identified Supply Only If your product has been supplied by EnviroVent and installed by a third party it is covered by a two year parts only warranty If you...

Page 18: ...17 energiSava 325 SHOULD YOU ENCOUNTER ANY PROBLEMS INSTALLING THIS UNIT CALL US ON 0345 27 27 810 Serviced By Company Date Notes Service Record...

Page 19: ...it or the package indicates that disposal of this unit after its lifecycle could harm the environment Do not dispose the unit as unsorted municipal waste it should be disposed by a specialized company...

Page 20: ...read carefully to ensure simple installation and a long trouble free life for the user Delivering innovative and sustainable ventilation solutions worldwide EnviroVent Ltd EnviroVent House Hornbeam B...

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