Zehnder Rittling ComfoAir Q TR Manual
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Zehnder Rittling ComfoAir Q TR Manual

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See also: User Manual
Ventilation system Zehnder ComfoAir Q
Manual for the service engineer
Heating
Cooling
Fresh Air
Clean Air
ComfoAir Q TR
ComfoAir Q ST

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Summary of Contents for Zehnder Rittling ComfoAir Q TR

  • Page 1 Ventilation system Zehnder ComfoAir Q Manual for the service engineer Heating Cooling Fresh Air Clean Air ComfoAir Q TR ComfoAir Q ST...

  • Page 2: Foreword

    Foreword Information found in the installer manual Read this document carefully before use. Installation conditions Information about transport and unpacking With this document you can commission and Installation procedures perform the maintenance of the ComfoAir Q in a safe Available operating devices and optimal manner.

  • Page 3: Table Of Contents

    Table of Contents Foreword ..................................2 Safety instructions ................................ 5 Technical specifications ..............................6 2.1 Overview of the unit ............................. 10 2.2 Service parts ..............................11 2.3 Wiring diagram main board ........................... 12 Commissioning procedure ............................13 3.1 Commissioning the unit ............................13 3.2 Programming the RF controls ..........................
  • Page 4 Maintenance procedures ............................. 26 5.1 Procedure for opening the unit ..........................26 5.2 Maintenance of the casing ........................... 27 5.3 Maintenance of the heat exchanger ........................27 5.4 Maintenance of the fans ............................28 5.5 Maintenance of the modulating bypass valves ....................... 29 5.6 Maintenance of the pre-heater ..........................

  • Page 5: Safety Instructions

    1 Safety instructions ■ Always take ESD-inhibiting measures ■ Always obey the safety regulations, when dealing with electronics, such as warnings, comments and instructions CHANGED wearing an antistatic wristband. The given in this document. When SAME electronics can be damaged by static the safety regulations, warnings, charges;...

  • Page 6: Technical Specifications

    2 Technical specifications Q 350 Q 450 Q 600 Performance Minimal airflow when preheater is off Minimal airflow when preheater is on 100m 100m 100m Maximal airflow 350m 450m 600m Thermal Efficiency (According to EN 13141-7:2010) Electrical data Maximal power including pre-heater 1850W 10.00A 2240W...
  • Page 7 ComfoAir Q350 GB ST ComfoAir Q 350 ComfoAir Q350 PL VV TR 0.35 0.25 Qv (m³/h) Qv (m³/h) intended work area SFP (W/l/s) SFP (Wh/m³) Lw (dB[A]) Lw (dB[A]) cos φ Lw, supply Lw, extract Lw, casing m³/h Wh/l/s dB(A) dB(A) dB(A) 0.41 0.37 0.45 0.57 0.47 0.64 0.49 0.85...
  • Page 8 ComfoAir Q350 GB ST ComfoAir Q450 PL VV ST ComfoAir Q 450 0.35 0.25 Qv (m³/h) Qv (m³/h) SFP (Wh/m³) Lw (dB[A]) intended work area SFP (W/l/s) Lw (dB[A]) cos φ Lw, supply Lw, extract Lw, casing m³/h Wh/l/s dB(A) dB(A) dB(A) 0.40 0.33 0.46 0.54 0.48 0.64 0.49 0.67...
  • Page 9 ComfoAir Q600 GB ST ComfoAir Q 600 1.50 1.25 1.00 0.75 Qv (m³/h) intended work area SFP (W/l/s) Lw (dB[A]) cos φ Lw, supply Lw, extract Lw, casing m³/h Wh/l/s dB(A) dB(A) dB(A) 0.48 0.40 0.51 0.53 0.54 0.74 0.55 0.87 0.56 0.92...

  • Page 10: Overview Of The Unit

    2.1 Overview of the unit Position Part Semi-transparent visor for access to the display and the filter caps. 2 filter caps for easy access to the filters. 2 filters for air filtering. Display to operate the unit. Cable tray cover for cover and protection of the connected cables. Front cover for an air tight seal.

  • Page 11: Service Parts

    2.2 Service parts The service parts mentioned below can be ordered as a special service set from Zehnder. Each set will be supplied with its own service instruction explaining how to replace the part. Please check the pricelist of the supplier for the article codes and prices of all available sets. Position Part Top-section sensor...

  • Page 12: Wiring Diagram Main Board

    2.3 Wiring diagram main board Legend: Meaning Code Meaning Code Orientation: Right Orientation: Left Green / Yellow DISPLAY Display screen Display screen N / BU Blue Not applicable Not applicable L / BK Brown or Black Pre-heater Pre-heater White Modulating bypass actuator Modulating bypass actuator Exhaust motor Supply motor...

  • Page 13: Commissioning Procedure

    3 Commissioning procedure 3.1 Commissioning the unit Zehnder recommends cleaning the air ducts before commissioning the unit if the dwelling is occupied. This will prevent damage to the furniture from building dust being blown out of the air ducts. Connect the power to the unit. Open the semi-transparent visor.
  • Page 14 Attention point commissioning wizard Example siphon Right Left The password for the installer settings When the unit has a standard heat ■ Right = The supply and extract air is 4210. exchanger a dry siphon must always are on the right side of the unit; ■...

  • Page 15: Programming The Rf Controls

    3.2 Programming the RF controls To enable the use of RF controls, the unit must be fitted with a connected ComfoSense C. As standard, the last signal given takes priority. If the CO RF main control is in the AUTO setting, the highest signal given takes priority.
  • Page 16 ≥ 6 sec. Set the desired settings for all the RF-signals Navigate to menu START on the ComfoSense RFZ: Press button “1” & and button “ ” in the ADVANCED user menu: C display: together for at least 6 sec. 1.

  • Page 17: Operation

    4 Operation You can find a complete explanation about how to use the unit display in the user manual. In this chapter you can find the basic information needed to commission and maintain the unit. 4.1 Access the unit display To save energy the unit display screen will be off most of the time.
  • Page 18 There are two user modes available on the unit: ■ The basic mode provides access to general settings and information on the main screen and in the menu screen. The symbol is displayed in the left top corner of the menus when the basic mode is active. ■...

  • Page 19: Activate/Deactivate The Child Lock

    4.3 Activate/deactivate the child lock To prevent unwanted changes to the settings, the unit display is equipped with a child lock. As long as the child lock is enabled the symbol is visible on the main screen. AUTO Tu 14:02 Select and hold MENU in the main screen for 4 MENU SHIFT...

  • Page 20: Menu Structure

    4.6 Menu structure Installer menu’s INSTALLER SETTINGS Password: 4210 COMMISSIONING MAIN BOARD SETTINGS OPTION BOX SETTINGS VENTILATION PRESETS BATHROOM SWITCH VENTILATION CONTROL 0-10V INPUT 1 FILTER SETTINGS 0-10V INPUT 2 ALTITUDE 0-10V INPUT 3 FIRE PLACE PRESENT 0-10V INPUT 4 UNBALANCE 0-10V FUNCTION HEAT EXCHANGER TYPE...
  • Page 21 User menu’s MENU RESET ERROR TASK MENU STATUS (read only) AUTO/MANUAL CURRENT ERRORS BOOST FLOW RESTRICTIONS VENTILATION UNIT AWAY SCHEDULER TEMPERATURE PROFILE TEMP. AND HUMIDITY SCHEDULER BYPASS STATE BYPASS FROST PROTECTION COMFOCOOL FROST PREHEATER FILTERS ANALOG INPUT BASIC OPTIONS SUBSOIL HEAT EXCH. RESET ALL TASKS COMFOCOOL ADVANCED SETTINGS...

  • Page 22: Commissioning Menu

    4.7 COMMISSIONING menu When the unit has never been commissioned the commissioning wizard will automatically start up as soon as the power to the unit is switched on. The first part (basic configuration) of the commissioning wizard must be done immediately after turning on the power.
  • Page 23 The commissioning wizard will ask you to set the following information in the second part: Screen Function MAXIMUM FLOW The unit instructed you to prepare the system for a maximum flow test. When opening all valves also open all grilles and close all windows and doors. ARE ALL VALVES The unit will ask you if the system is ready for the maximum airflow test before starting the COMPLETELY OPEN?

  • Page 24: Main Board Settings Menu

    4.8 MAIN BOARD SETTINGS menu You can choose to replace the filters of all the units in your service contract on the same day. This will probably mean that you are replacing filters for 4.8.1 VENTILATION PRESETS menu units which do not have a filter warning yet. In this If you have gone through the commissioning wizard case you can run the filter wizard by starting user you will have already set the desired ventilation...

  • Page 25: Unbalance Menu

    4.8.6 UNBALANCE menu 4.10 LOG OUT menu If you leave the UNBALANCE menu on 0% the unit You can deactivate the password of the installer will make sure the amount of incoming air is the settings by navigating to this menu. same as the amount of outgoing air.

  • Page 26: Maintenance Procedures

    5 Maintenance procedures Always disconnect the power supply of the unit before you start working Follow all maintenance procedures given in on the ventilation system. The unit this chapter and in the user manual. If the can cause personal injury when it maintenance is not performed periodically is open while running.

  • Page 27: Maintenance Of The Casing

    5.2 Maintenance of the casing Inspect the unit casing at least once every 4 years. Remove the front cover as instructed Perform the next checks: Treat any signs of corrosion and other in the chapter procedure for opening ■ Check the seals for damage; damage directly and appropriately.

  • Page 28: Maintenance Of The Fans

    5.4 Maintenance of the fans Inspect the fans at least once every 4 years. Remove the heat exchanger as Perform the next checks: If necessary, clean the fans and flow instructed in the maintenance ■ Check the flow grid for dirt and grid.

  • Page 29: Maintenance Of The Modulating Bypass Valves

    5.5 Maintenance of the modulating bypass valves Inspect the modulating bypass valves at least once every 4 years. Remove the heat exchanger as Inspect the modulating bypass valves Treat any signs of dirt or damage instructed in the maintenance for dirt and damage. directly and appropriately.

  • Page 30: Maintenance Of The Condensation Drain

    5.7 Maintenance of the condensation drain Inspect the condensation drain at least once every 4 years. Example siphon Example siphon Disconnect the condensation drain. Perform the next checks on the Resolve any observed problems. condensation drain siphon: ■ Check whether the drain is still open by adding water to the siphon;...

  • Page 31: Procedure For Ending The Maintenance

    5.9 Procedure for ending the maintenance Example report Install all parts back in reverse order. Connect the power to the unit. Fill in the maintenance log (if present). You can find an example of a maintenance log in the user manual. During installation: ■...

  • Page 32: Malfunction Procedures

    6. Malfunction procedures Always take ESD-inhibiting measures when dealing with electronics, such as wearing an Always disconnect the power supply antistatic wristband. The electronics can get of the unit before you start working damaged by static charges. on the unit. The unit can cause The device will always try to ensure a comfortable personal injury when it is open while and healthy environment by ventilating.

  • Page 33: Malfunction Alerts On The Display Of The Unit 1

    6.3 Malfunction alerts on the display of the unit Code display of the unit Code ComfoSense C Meaning CCOOL_COMPRESSOR ERROR 1091 The ComfoCool Q600 Compressor has a malfunction. CCOOL_CONNECT ERROR 1075 There is no communication between the ComfoCool Q600 and the unit. CCOOL_TEMP ERROR 1092, 1093, 1094 One or more ComfoCool Q600 temperature sensors have a malfunction.

  • Page 34: How To Gain Access To The Comfonet Connectors On The Unit

    6.3 How to gain access to the ComfoNet connectors on the unit 1 2 3 Disconnect the power to the unit. Pull the cable tray cover forwards. 1 = ComfoNet plug-in connection Open the semi-transparent visor. 2 = ComfoNet plug-in connection 3 = ComfoNet RJ45 connection 6.4 How to gain access to the main board Disconnect the power to the unit.

  • Page 35: How To Gain Access To The Top-Section Sensor

    6.6 How to gain access to the top-section sensor Remove the heat exchanger as Remove the filters (and when present Pull the sensor, from the inside of the instructed in the maintenance unit, down. the pre-heater). instruction of the heat exchanger: Then remove the sensor connector.

  • Page 36: How To Remove The Modulating Bypass Valve

    6.8 How to remove the modulating bypass valve Remove the heat exchanger as Pull the clamp, located at the back of While holding the clamp away from the instructed in the maintenance the valve, away from the valve. valve pull the valve towards you. instruction of the heat exchanger: ■...

  • Page 37: What To Do In The Event Of A Malfunction Alert (Troubleshooting)

    6.10 What to do in the event of a malfunction alert (troubleshooting) Malfunction code The ComfoCool Q600 compressor has a malfunction. CCOOL_COMPRESSOR ERROR Question Answer Action Is the ComfoCool 1. Reset the errors as instructed in the chapter “How to reset errors”. Q600 compressor 2.
  • Page 38 Malfunction code The internal filters need to be replaced. CHANGE FILTERS NOW Action Replace the filters right away as instructed in the user manual. Malfunction code The ComfoCool Q600 condenser is overheating. COMFOCOOL_HEAT ERROR Question Answer Action Is the 1. Reset the errors as instructed in the chapter “How to reset errors”. CONDENSER 2.
  • Page 39 Malfunction code The external filter is dirty. EXTERNAL FILTER ALARM. Action 1. Replace or clean the external filter as instructed in its relevant manual. 2. Reset the errors as instructed in the chapter “How to reset errors”. 3. Fill in the maintenance log (if present). Malfunction code The exhaust / supply air fan has a malfunction.
  • Page 40 Malfunction code There is no communication between the ComfoFond-L Q / temperature sensor and the unit. GROUND_HEAT_CONNECT ERROR Question Answer Action Is something 1. Replace the cable. wrong with the 2. Follow the procedure for ending the maintenance. cable? 1. Get a new option box. 2.
  • Page 41 Malfunction code There is no communication between the pre-heater and the unit. PREHEAT_PRES ERROR. ■ When orientation is RIGHT: Preheater is on the left side; ■ When orientation is LEFT: Preheater is on the right side. Question Answer Action Are there also Follow the instructions of the SENSOR_ETA ERROR / SENSOR_ODA ERROR / SENSOR EHA ERROR / sensor errors SENSOR_SUP ERROR table.
  • Page 42 Malfunction code The basic functions of the unit are stopped to enable the required maintenance to be carried SERVICE MODE. out. Question Answer Action Are you Ignore the error and continue the maintenance procedure. performing any Go to the next question. maintenance? Is the standby Open the standby switch.
  • Page 43 Malfunction code The supply air temperature is too low. TEMP_SUP_MIN ERROR the supply fan is switched off for atleast 1 hour, in order to prevent condensation. Question Answer Action Did the modulating 1. Disconnect the power to the unit. bypass valves move? 2.

  • Page 44: What To Do In The Event Of A Malfunction (Or Problem) Without A Malfunction Alert (Troubleshooting)

    6.11 What to do in the event of a malfunction (or problem) without a malfunction alert (troubleshooting) Problem: The display and fans of the unit are off. Question Answer Action Do you have power in the rest of the Check the group switches/fuses in the fuse box. dwelling? Call your power supplier to report a power out.
  • Page 45 Problem: There is too much noise. Question Answer Action Is the noise a whistling noise? Locate the air gap and seal it. Go to the next question. Is the noise a slurping noise? 1. Check the condensation drain. 2. Go to the next question. Go to question 4.
  • Page 48 Zehnder Group Deutschland 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...

This manual is also suitable for:

Comfoair q stComfoair q 350Comfoair q 450Comfoair q 600 stenthalpy

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