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EN - 5

1  Introduction and safety

The unit is a balanced ventilation system with 
heat recovery in order to create energy-efficient 
ventilation in houses. Balanced ventilation means 
that pollutants from the kitchen, bathroom, wc(s) 
and possibly the utility room are extracted, while the 
same amount of fresh air is supplied into the living 
room and bedrooms. Gaps under or near doors 
ensure a good through-flow in the dwelling.

 

Ensure that the gaps under or 
near doors are never obstructed. 
For example by furniture, draught 
excluders or deep-pile carpet.

A balanced ventilation system consists of:

  The unit (A);

  Duct system for the intake of outdoor air (B);

  Duct system for the exhaust of indoor air (C);

  Supply valves and/or grilles in the living room and 

bedrooms (D);

  Extract valves and/or grilles in the kitchen, 

bathroom, wc and (if present) the utility room (E). 

E

E

C

A

D

B

Safety instructions

 Always obey the safety regulations, 

warnings, comments and instructions 
given in this document. When 
the safety regulations, warnings, 
comments and instructions in this 
document are not obeyed personal 
injury or damage to the unit can occur.

 Do not open the casing. The installer 

makes sure that all parts that can 
cause personal injury are behind the 
casing;

 The installation, commissioning and 

maintenance must be carried out 
by a certified engineer unless the 
instructions state otherwise. A non-
certified engineer can cause personal 
injury or damage the performance of 
the ventilation system;

 Do not modify the unit or the 

specifications given in this document. 
A modification can cause personal 
injury or damage the performance of 
the ventilation system;

 Do not disconnect the power to the 

unit, unless instructed otherwise in the 
manual. This can lead to a build-up of 
moisture and result in problems with 
mould;

 Clean any grille present in and outside 

your home at least every six months;

 Clean any valve present in your home 

at least every six months;

 Replace the filters at least every six 

months. This will insure a comfortable 
and healthy air quality and will protect 
the unit from pollution.

Use during disasters

If a disaster calls for you to close all 
doors and windows you must also stop 
the unit. You can do this in one of the 
following ways:

■ 

Switch off the power supply group 
at the fuse box to which the unit is 
connected;

■ 

Pull out the power supply cable 
from the outlet to which the unit is 
connected.

Summary of Contents for ComfoAir Q

Page 1: ...Cooling Fresh Air Clean Air Heating Ventilation system Zehnder ComfoAir Q Manual for the user ComfoAir Q TR ComfoAir Q ST...

Page 2: ...age of this document Use of the unit The unit may only be used when it is properly installed according to the instructions and guidelines in the installer manual of the unit The unit can be used by ch...

Page 3: ...tting the comfort options 15 3 5 1 Temperature profile 15 3 5 2 Scheduler 16 3 5 3 Bypass heat recovery for a specific duration 18 3 5 4 Stop ComfoCool Q for a specific duration 18 3 6 Checking the st...

Page 4: ...g the internal filters 28 5 5 1 View filter status 28 5 5 2 Postponing filter warning 28 5 5 3 Replacement instruction 29 6 Malfunctions 30 6 1 Airflow is not as expected 31 6 2 Condensation on the ou...

Page 5: ...to the unit can occur Do not open the casing The installer makes sure that all parts that can cause personal injury are behind the casing The installation commissioning and maintenance must be carried...

Page 6: ...receiver Zehnder ComfoSwitch C 55 For basic remote manual and automatic control of the unit The automatic control is based on the unit settings This is a wired control Zehnder ComfoSwitch C 67 For ba...

Page 7: ...KNX connectivity options Zehnder ComfoConnect LAN C Provides LAN connectivity options for remote control with the ComfoControl app Zehnder ComfoCool Q600 Decreases the temperature and pre conditions...

Page 8: ...light On The unit is operating correctly Off The unit has no power or the display is in use Slowly flashing every second Warning Change filters or SERVICE MODE active Rapidly flashing four times a se...

Page 9: ...d control G Current ventilation mode AUTO the airflow is set by the scheduler MANUAL the airflow is set by the user H Temporary override of the SCHEDULER VENTILATION I Current fan mode no icon both fa...

Page 10: ...FROST PREHEATER3 SEASON DETECTION2 BYPASS RF SETTINGS2 8 COMFOCOOL3 ANALOG INPUT3 SUBSOIL HEAT EXCH 3 COMFOCOOL3 SEASON DETECTION FANS ENERGY INSTALLER DEFAULT2 TASK MENU 1 This menu is only visible...

Page 11: ...Access the unit display To save energy the unit display screen will be off most of the time The display will automatically turn off after 15 minutes of no activity The following actions will make the...

Page 12: ...hapter How to navigate through the unit menu 2 Navigate to AUTO MANUAL 3 Navigate to MANUAL 4 Select the desired airflow with the up and down button A away if the house will be empty 1 low if you want...

Page 13: ...the chapter How to navigate through the unit menu 2 Navigate to VENTILATION 3 Navigate to SUPPLY ONLY if you would like to stop extracting air EXTRACT ONLY if you would like to stop supplying air if a...

Page 14: ...you will come home to a comfortable and fresh house e g after a long holiday 1 Navigate to TASK MENU as instructed in the chapter How to navigate through the unit menu 2 Navigate to AWAY 3 Navigate t...

Page 15: ...unit are set to provide a comfort level desired by the average person 3 5 1 Temperature profile The amount of heat recovery is controlled automatically based on the set temperature profile The effect...

Page 16: ...ram is the leading program and overrules any longer program If both overlapping programs have an equally long period the program with the highest airflow PRESET will be the leading program When no sch...

Page 17: ...program will end the next day 10 Select CONFIRM after each number 11 Navigate to your desired preset for the defined timeslot AWAY airflow if the house will be empty 1 airflow if you want low ventilat...

Page 18: ...IVATED if you would like to maximise the heat recovery as much of the heat from the extracted air will be transferred back to the supply air as possible 4 Select the desired duration with the up and d...

Page 19: ...BYPASS The unit is running at a lower airflow rate than normal due to a request from the bypass See chapter Heat recovery control bypass for a specific duration for more information about the bypass c...

Page 20: ...fans PREHEATER view the current electrical consumption of the preheater YEAR TO DATE view the energy consumption of the fans since the beginning of the year TOTAL view the total energy consumption of...

Page 21: ...Navigate to the desired language 3 9 Setting the unit display brightness 1 Navigate to BASIC OPTIONS as instructed in the chapter How to navigate through the unit menu 2 Navigate to BRIGHTNESS 3 Navi...

Page 22: ...all settings in the TASK MENU excluding the set scheduler s will be returned to the default factory settings RESET INCL SCHEDULE You can find this menu under RESET ALL TASKS When this menu is activat...

Page 23: ...etting ON For AUTO mode setting AUTO ONLY or ON It is cooling season The indoor temperature is significantly higher than the temperature outside The bypass control is in AUTO mode The ComfoCool is tur...

Page 24: ...it is equipped with a function to detect the current season The detection is based on the RMOT5 In the menu SEASON DETECTION2 you can set the RMOT5 temperature on which the HEATING SEASON2 and COOLING...

Page 25: ...d manufactured for use in balanced ventilation systems incorporating Zehnder heat recovery systems Any other application is seen as inappropriate use and can result in damage to the unit or personal i...

Page 26: ...to be compromised Keep a clearance in front of the unit of at least 1m This room is needed to carry out the maintenance activities 1m 5 1 Fill the condensation drain The condensation drain is connecte...

Page 27: ...ce 3 Remove the filter behind the valve if present 4 Clean the valve with a soft brush vacuum cleaner or soapy water 5 Rinse the valve and then dry 6 Replace the filter behind the valve if present 7 P...

Page 28: ...Navigate to FILTERS as instructed in the chapter How to navigate through the unit menu 2 Navigate to FILTER STATUS 5 5 2 Postponing filter warning When the unit is displaying the message EXPECT FILTER...

Page 29: ...new supply filter with the arrow pointing up into the unit Insert new extract filter with the arrow pointing up into the unit Insert filter caps Place the click connection of the filter caps on top of...

Page 30: ...ow to navigate through the unit menu 2 Wait for 2 minutes If the error reoccurs 3 Navigate to STATUS 4 Navigate to ERRORS 5 Write down all the malfunction code s Select NEXT to view more errors 6 Sele...

Page 31: ...unit 6 2 Condensation on the outside of the unit and or air ducts When the unit is installed in an area with a higher average humidity such as bathroom or wc the probability of condensation on the out...

Page 32: ...type Measured by Unit type Return Room Position Required m3 h Tested m3 h Type valve Settings valve Kitchen Bathroom Toilet Total Supply Room Position Required m3 h Tested m3 h Type valve Settings va...

Page 33: ...tivity Y1 Y2 Y3 Y4 Y5 Y6 Y7 Replace the filters Clean the valves Clean the grilles Clean the valves and grilles Clean the operating device Fill the condensation drain of the domestic waste water syste...

Page 34: ...Y9 Y10 Y11 Y12 Y13 Y14 Replace the filters Clean the valves Clean the grilles Clean the valves and grilles Clean the operating device Fill the condensation drain of the domestic waste water system Ins...

Page 35: ...EN 35 Data Activity Initials...

Page 36: ...hland GmbH Sales International Almweg 34 77933 Lahr Germany T 49 78 21 586 392 F 49 78 21 586 406 sales international zehndergroup com www international zehnder systems com ZGNL_Manual_40015974 V0118...

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