Maintenance
Routine Maintenance
All ventilation units require periodic maintenance. Routine maintenance, apart from lter changes, must only be carried
out by a suitably qualied and competent person.
WARNING: The unit uses a 230V ~ supply and contains rotating mechanical parts. ISOLATE the unit from mains
power supply and allow sucient time for all moving parts to stop before undergoing any Servicing or Maintenance.
The unit may be supplied with multiple live supply if a Duct Heater is tted or uses switched live for Boost Speed
control.
Front Cover Removal
1. ISOLATE the unit from mains power supply and allow sucient 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 tted either side of heat exchanger
2. Carefully remove any dust from face of heat exchanger, interior of the unit
and the Bypass(if tted) using a vacuum cleaner
Do not use water or any other uids
Cleaning Exterior
For best results use a clean damp cloth. Do not use abrasive cleaners, solvents
or any other uids.
Condensate Tray
If the Condensate Tray is split a replacement must be ordered and tted.
HRV1, 1.25 & 1.35 Q Plus Part No. XP40042/012
HRV1.6 & 1.65 Q Plus Part No. XP4010649/012
HRV 1.75, 2, 2.85 & 3 Q Plus Part No. XP40142/012
100mm MAX
1
2
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