Installation Instructions; General Preparation - Zehnder Rittling ComfoAir 155 WM Installation Instructions Manual

WEEE Statement
1.1.12
This product may not be treated as household waste. Instead it should be handed to
an appropriate collection point for the recycling of electrical and electronic equipment.
For more detailed information about the recycling of this product, please
contact your local council office or your household waste disposal service.
1.2 Physical Specifications
ComfoAir 155 WM
2.0

Installation Instructions

2.1

General Preparation

2.1.1 The ComfoAir 155 WM unit is supplied with 4 x 125mm Ø spigots.
•
125mm ducting with connectors can be used (see Ancillary Section page 3) to provide performance levels
required for compliance with local Building Regulations.
2.1.2 Installation of the unit should be in accordance with the current editions of Building Regulations, NHBC
Compliance Guide and BS7671: IEE Wiring Regulations.
2.1.3 The design, material specification and installation must only be carried out by "competent persons". Electrical
installation must be carried out by a qualified Electrician.
IMPORTANT NOTE: Gases from fuel-burning equipment must not be
2.1.4
drawn into any living areas. If any room, where air is extracted, contains
a fuel-burning appliance such as a central heating boiler, then either of
the following should be undertaken:
• The flue must be of the room sealed or balanced flue type or;
• Allowance must be made for an adequate supply of air into the room.
4
546
125
50
594
Front View
298
644
Side View