LAB1199R, Issue 4, Apr 2017
Page 24
5.15 Default interface factory settings
P1
t3 - 20°C
t4 - 10°C
Humidity – 60%
Filter – 3000 hours
Fan 1 – Low 20%
Fan 1 – Boost 50%
Fan 1 – Max 80%
Fan 2 – Low 20%
Fan 2 – Boost 50%
Fan 2 – Max 80%
Bypass temp – off
T5
Delay-on – off
Delay-off – off
Hum - on
LAB1199R, Issue 4, Apr 2017
Page 9
Filter access
2.0 Installation
2.1 Overview
2.1.1 The following instructions are intended to help prevent hazards. Installation should only be
carried out by a qualified electrician and competent persons in clean, dry conditions where
dust and humidity are at minimum levels
Note: we advise installers to fix all mains, switch and sensor wiring (in accordance with the
latest edition of the Wiring Regulations) prior to fixing the HRX-aQ unit in position
2.2 Preparation
2.2.1 When accepting delivery of the appliance, inspect for transit damage. If in doubt, call our
Customer Service Team on 03443 715523
2.2.2 The HRX-aQ appliance can be fitted directly to a concrete ceiling or suitable horizontal
timber support
2.2.3 Appropriate screw fixings to suit the support medium will need to be supplied by the
installer. The built-in mounts suit 4 x 4mm (No.8) pan head screws
2.2.4
Important:
Ensure that there is sufficient space for access to the wiring centre (cover
removal), the condensation fittings and ductwork
2.2.5 Ensure that there is sufficient space below the appliance to access the filters and for
carrying out any future maintenance on the appliance
2.2.6
When viewed from below, the filter access and duct configuration is as shown on the
diagram below:
V E N T I L A T I O N
V E N T I L A T I O N
LAB1306R, Issue 1, March 2018
Page 12
