Zehnder Rittling ComfoAir 350 Basic Series Guide de l'utilisateur
Cooling Fresh Air Clean AirHeating
ComfoAir 350 Basic
Installer manual
EN - II
All rights reserved.
This manual has been compiled with the utmost care. The publisher cannot be held liable for any damage caused as a result
of missing or incorrect information in this manual. In case of disputes the Dutch version of these instructions will be binding.
III - EN
Table of Contents
Preface ............................................................................................................................................................. 1
1 INTRODUCTION ............................................................................................................................................. 1
1.1 Warranty and liability .......................................................................................................................... 1
1.1.1 Guarantee conditions ................................................................................................................ 1
1.1.2 Liability ...................................................................................................................................... 1
1.2 Safety ................................................................................................................................................... 2
1.2.1 Safety regulations...................................................................................................................... 2
1.2.2 Safety provisions and measures ............................................................................................... 2
1.2.3 Pictograms used ....................................................................................................................... 2
2 FOR THE FITTER ............................................................................................................................................ 3
2.1 ComfoAir configuration...................................................................................................................... 3
2.2 Technical specifications ..................................................................................................................... 4
2.3 Dimension sketch ............................................................................................................................... 6
2.4 Installation conditions ........................................................................................................................ 7
2.5 Installation of the ComfoAir ............................................................................................................... 7
2.5.1 Transport and unpacking........................................................................................................... 7
2.5.2 Checking the delivery ................................................................................................................ 7
2.6 Mounting of the ComfoAir.................................................................................................................. 7
2.6.1 Mounting on the wall ................................................................................................................. 7
2.6.2 Connection of the air ducts ....................................................................................................... 8
2.6.3 Connection of the condensation drain ............................................................................................... 8
2.7 Commissioning the ComfoAir............................................................................................................ 9
2.7.1 Display on the unit..................................................................................................................... 9
2.7.2 P menus for the installer.......................................................................................................... 10
2.8 Programming air specifications ...................................................................................................... 13
2.9 Maintenance by the installer............................................................................................................ 14
2.9.1 Inspecting and cleaning the heat exchanger........................................................................... 14
2.9.2 Inspecting and cleaning the fans............................................................................................. 15
2.10 Malfunctions...................................................................................................................................... 16
2.10.1 Malfunction alerts on the digital operating device .................................................................. 16
2.10.2 3-position switch with malfunction indicator........................................................................... 16
2.10.3 What to do in the event of a malfunction / Troubleshooting ................................................... 17
2.10.4 Malfunctions (or problems) without alerts ............................................................................... 21
2.11 Service parts...................................................................................................................................... 22
2.12 Wiring diagram: ComfoAir 350 Basic – LEFT-HAND version......................................................... 23
2.13 Wiring diagram: ComfoAir 350 Basic – RIGHT-HAND version ...................................................... 24
2.14 EEC declaration of conformity......................................................................................................... 25
EN - IV
1 - EN
Preface
Carefully read this manual before use.
This manual provides all the information required for
safe and optimal installation and maintenance of the
ComfoAir 350 Basic. It is also intended as a refer-
ence for servicing, so that this can be carried out in
a responsible manner. The device is subject to con-
tinuous development and improvement. As a result,
the ComfoAir 350 Basic may slightly differ from the
descriptions.
1 Introduction
The device's name is ComfoAir 350 Basic. In the fol-
lowing it will be referred to as ComfoAir.
The ComfoAir is a balanced ventilation system with
heat recovery in order to create healthy, balanced
and energy-efcient ventilation in houses. The Com-
foAir has a CE marking on the identication plate.
The identication plate can be found on top of the
ComfoAir.
1.1 Warranty and liability
1.1.1 Guarantee conditions
The ComfoAir is covered by a manufacturer’s war-
ranty for a period of 24 months after tting up to a
maximum of 30 months after the date of manufac-
ture. Warranty claims may only be submitted for ma-
terial faults and/or construction faults arising during
the warranty period. In the case of a warranty claim,
the ComfoAir must not be dismantled without written
permission from the manufacturer. Spare parts are
only covered by guarantee, if they were supplied by
the manufacturer and have been installed by an ap-
proved installer.
The warranty becomes invalid if:
■The guarantee period has elapsed;
■The device is used without lters;
■Parts are used that have not been supplied by the
manufacturer;
■Non-authorised changes or modications have
been made to the unit.
1.1.2 Liability
The ComfoAir has been designed and manufactured
for use in balanced ventilation systems incorporating
Zehnder heat recovery systems. Any other applica-
tion is seen as inappropriate use and can result in
damage to the ComfoAir or personal injury, for which
the manufacturer cannot be held liable.
The manufacturer is not liable for any damage origi-
nating from:
■Non-compliance with the safety, operating and
maintenance instructions in this manual;
■The use of components not supplied or recom-
mended by the manufacturer.
Responsibility for the use of such components
lies entirely with the installer;
■Normal wear and tear.
EN - 2
1.2 Safety
1.2.1 Safety regulations
Always comply with safety regulations in this manual.
Non-compliance with the safety regulations, warn-
ings, notes and instructions in this manual can cause
personal injury or damage to the ComfoAir.
■The ComfoAir may only be installed, connected,
rendered operational and maintained by an ap-
propriately approved installer, unless otherwise
indicated in this manual;
■Installation of the ComfoAir must be carried out in
accordance with the general and locally applica-
ble construction, safety and installation instruc-
tions of the local council, electricity and water
boards or other agencies;
■Observe the safety regulations, warnings, com-
ments and instructions as prescribed in this man-
ual at all times;
■Keep this manual with the ComfoAir throughout
its life;
■Instructions with regard to cleaning or replacing
the lters of the intake and exhaust valves must
be carefully observed;
■The specications stated in this document may
not be changed;
■Modifying the ComfoAir is not allowed;
■The ComfoAir is only suitable for connection to
230V 50Hz mains;
■It is recommended to take out a maintenance
contract so that the device is checked on a regu-
lar basis. The supplier can provide a list of regis-
tered installers nearby.
1.2.2 Safety provisions and measures
■The ComfoAir cannot be opened without using
tools;
■It should not be possible to touch the fans, there-
fore ducting must be connected to the ComfoAir
at a minimum duct length of 900mm.
1.2.3 Pictograms used
The following pictograms are used in this manual:
Point of attention.
Risk of:
- damage to the device;
- performance of the device is compro-
mised if instructions are not observed
carefully.
Risk of personal injury for the user or
installer.
3 - EN
2 For the Fitter
2.1 ComfoAir configuration
The standard ComfoAir conguration consists of:
■External casing (A) of coated sheeting;
■Interior (B) of high-quality, expanded polypropylene EPP;
■4 connections (C) for the air ducts;
■ 2 plate lters (D) for air purication. Filter classication: outside air G4, return air G4;
■2 energy-efcient DC motors (E) with high-efcient fan;
■HE (High efcient) heat exchanger (F);
■Control circuit board (H) with connections for the fans, the bypass, temperature sensors (T1 to T4), the 3-posi-
tion switch with or without malfunction indicator (optional) and the bathroom switch (optional);
■Identication plate (I) detailing information on the ComfoAir (not visible);
■Condensation drain (J) to drain the condensation of the warm return air;
■Sticker (K) detailing the air connections (not visible);
■Cable (L) for power supply (not visible).
EN - 4
2.2 Technical specifications
ComfoAir 350 nL (normal air volumes)
Position Ventilation capacity Power
Low Setting 100 m3/h at 20 Pa 21 W
Medium Setting 150 m3/h at 65 Pa 44 W
High Setting 225 m3/h at 150 Pa 105 W
Maximum 325 m3/h at 235 Pa 243 W
Position Ventilation capacity Current
Low Setting 100 m3/h at 20 Pa 0.17 A
Medium Setting 150 m3/h at 65 Pa 0.35 A
High Setting 225 m3/h at 150 Pa 0.81 A
Maximum 325 m3/h at 235 Pa 1.77 A
Electricity
Power supply 230/50 V/Hz
Cos.phi 0,50 - 0,60
Supply fan noise level (at 0 m)
Position Ventilation capacity Sound power
Low Setting 100 m3/h at 20 Pa 49 dB(A)
Medium Setting 150 m3/h at 65 Pa 59 dB(A)
High Setting 225 m3/h at 150 Pa 70 dB(A)
Maximum 325 m3/h at 235 Pa 75 dB(A)
Exhaust fan noise level (at 0 m)
Position Ventilation capacity Sound power
Low Setting 100 m3/h at 20 Pa 43 dB(A)
Medium Setting 150 m3/h at 65 Pa 48 dB(A)
High Setting 225 m3/h at 150 Pa 55 dB(A)
Maximum 325 m3/h at 235 Pa 61 dB(A)
5 - EN
ComfoAir 350 HL (high air volumes)
Position Ventilation capacity Power
Low Setting 125 m3/h at 25 Pa 27 W
Medium Setting 225 m3/h at 150 Pa 105 W
High Setting 300 m3/h at 230 Pa 196 W
Maximum 325 m3/h at 235 Pa 243 W
Position Ventilation capacity Current
Low Setting 125 m3/h at 25 Pa 0.21 A
Medium Setting 225 m3/h at 150 Pa 0.81 A
High Setting 300 m3/h at 230 Pa 1.42 A
Maximum 325 m3/h at 235 Pa 1.77 A
Electricity
Power supply 230/50 V/Hz
Cos.phi 0,50 - 0,60
Supply fan noise level (at 0 m)
Position Ventilation capacity Sound power
Low Setting 125 m3/h at 25 Pa 54 dB(A)
Medium Setting 225 m3/h at 150 Pa 67 dB(A)
High Setting 300 m3/h at 230 Pa 73 dB(A)
Maximum 325 m3/h at 235 Pa 75 dB(A)
Exhaust fan noise level (at 0 m)
Position Ventilation capacity Sound power
Low Setting 125 m3/h at 25 Pa 45 dB(A)
Medium Setting 225 m3/h at 150 Pa 55 dB(A)
High Setting 300 m3/h at 230 Pa 59 dB(A)
Maximum 325 m3/h at 235 Pa 61 dB(A)
General Specifications
HE Exchanger Material Polystyrene
Interior Material (E)PP / PA / PC
Thermal Yield 95%
Mass 39 kg
EN - 6
2.3 Dimension sketch
801 35
214
761
ø180
851
845
702
ø160
ø151
354 348
264
161
572
625
269
172 172
CONDENSATION DRAIN
LEFT-HAND VERSION
CONDENSATION DRAIN
RIGHT-HAND VERSION
CONDENSATION DRAIN ø32 (OUTSIDE)
Ce manuel convient aux modèles suivants
2
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