Drain connections
The condensate pipe should be attached with a worm drive clip to a 22 mm vertical pipe.
Fit a ‘U’ bend condensate drain having a minimum of a 60mm water seal or a HepVo valve to the building’s foul water drain-
age system and ensure there is a minimum 3 degree fall to allow condensate drainage.
Always insulate condensate pipe if installing in a cold void.
Full details on the various condensation drain options are given in the installation, operation and maintenance instructions
that
MUST
be downloaded from:-
https://www.vent-axia.com/residential-systems-manuals
Electrical connections
Electrical wiring diagrams are given in the installation, operation and maintenance instructions that
MUST
be downloaded
from:-
https://www.vent-axia.com/residential-systems-manuals
1. MAINS SUPPLY VOLTAGES (220-240 V AC) ARE PRESENT IN THIS EQUIPMENT WHICH MAY CAUSE DEATH
OR SERIOUS INJURY BY ELECTRIC SHOCK. ONLY A QUALIFIED ELECTRICIAN OR INSTALLER SHOULD CON-
NECT THE POWER SUPPLY TO THIS UNIT.
2. THIS UNIT MUST BE CORRECTLY EARTHED.
3. TO ALLOW DISCONNECTION OF THE SUPPLY AFTER INSTALLATION. THE INSTALLATION IS TO INCLUDE A
SWITCH IN THE FIXED WIRING IN ACCORDANCE WITH THE WIRING REGULATIONS.
Connect switches and sensors
The unit can be switched to boost by a variety of methods:-
Applying 240V to the LS input.
Switching across 1 of 5 pairs of switch terminals (S/W1-5)
Applying between 0 and 10V as a proportional input to two input terminals (P1,P2)
Connection on Rear
