Zehnder Rittling ComfoAir 155 WMe User/Homeowner Manual Download Page 1 | Manualshive

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ComfoAir 155 WMe

Mechanical Ventilation with Heat Recovery

User / Homeowner Guide

CA155WMe-GB

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Summary of Contents for ComfoAir 155 WMe

Page 1: ...ComfoAir 155 WMe Mechanical Ventilation with Heat Recovery User Homeowner Guide CA155WMe GB ...

Page 2: ... Your Home 1 1 Your home has a Heat Recovery Ventilation System installed This consists of a continuously running Supply and Extract System with Heat Recovery that is linked by a network of ducts to extract air on a continual basis from the following areas referred to as wet rooms in residential dwellings Kitchen Utility Room WC Cloakroom Ensuite Bath Shower Room And supply air continually to Livi...

Page 3: ... way and understand the hazards involved Children shall not play with the appliance Cleaning and user maintenance shall not be made by children without supervision 2 1 4 Where an open flued oil or gas fuelled appliance is installed precautions must be taken to avoid a back flow of gases into the room 2 1 5 If the supply cord is damaged it must be replaced by a special cord assembly available from ...

Page 4: ...Warning message always indicated by flashing text and exclamation marks Please note that this message will time out and return to the previous screen S U M M E R B Y P A S S M A N Example 2 Function Selection Screen Top line function statement Bottom line shows you what the function setting is Text within angular brackets indicates an editable changeable value M H U I D I T Y B O O S T 3 9 Example...

Page 5: ...30 seconds Steps of the User Menu Status Log Humidismart TimerSmart Summer Bypass User Menu User Settings V GRC1 Boost EXIT Optional Controller Service Log H Exch Change Runtime Days Software EXIT Filter Change Filter Change H Exch Change Fan Failure Bypass Failure Reset Filter Reset H EX Setup Menu Service Menu Installer Only Low Speed On Switch Live On Humidity Boost Overrun Boost OFF ON BMS Boo...

Page 6: ...Auto Manual Off Frost protection monitors the internal and external temperature and automatically identifies when the frost protection needs to be activated protecting your unit from freezing Smart Humidity Smart Summer Bypass Frost Protection T I M E R S M A R T O N H U M I D I S M A R T O F F Press control button to activate panel Scroll to User Menu option and press button to enter Scroll to Ti...

Page 7: ...d to switch between low and high speeds as well as provide system status updates Press control button to activate panel Scroll to User Menu option and press button to enter Scroll to Summer Bypass option and press button The current setting status will flash Rotate button to desired outcome Press to confirm Screen will time out after 30 seconds Note If manual option selected the option will be ava...

Page 8: ...ften as each year See Section 4 1 9 Periodic inspection and or cleaning of the heat exchanger should be carried out The filters should help to protect the heat exchanger but over time dirt in the atmosphere can penetrate the filters and gain access to the heat exchanger The system s airflow can be reduced if the heat exchanger is not cleaned and this can affect overall system performance For this ...

Page 9: ...1 10 Press control button to activate panel Scroll to Service Menu option and press button to enter First option is the Service Log which indicates the number of logs for review press button to enter Scroll through each log and press button to return back to main options within the Service Menu S E R V I C E L O G 0 3 Press control button to activate panel Scroll to Service Menu option and press b...

Page 10: ...0 Press control button to activate panel Scroll to Service Menu option and press button to enter Scroll to Software option to review Screen will time out after 30 seconds S O F T W A R E v 1 9 1 2 2 1 Step 1 Isolate the unit from the Mains Supply Pull down the top part u of the two front panels and lift out v of locating tabs at the bottom Step 2 Remove both filters from the unit by the handles St...

Page 11: ... care not to cause damage 2 1 Step 5 Reposition the panel and secure with the six locating screws Step 6 Locate the front panels in the bottom tabs u and click them back into place at the top v Turn the Mains Supply back on Reset Heat Exchanger Status See Section 4 1 6 Note details on the Service Maintenance Log on page 13 Step 3 Remove the heat exchanger by gently pulling on the nylon strap takin...

Page 12: ...en removing the valve to leave the rubber ring in place Step 1 Mark the location and setting of the valve Do not change the settings of the valve as it would negatively influence the system performance Do not swap the valves with one another as it will negatively influence the system performance Step 2 Remove the filter behind the valve if present Step 3 Clean the valve with a soft brush vacuum cl...

Page 13: ... Activity Initials 12 months after installation Activity Y1 Y2 Y3 Y4 Y5 Clean the valves Fill the condensation drain of the domestic waste water system Replace the filters note filter serial number within activity section Clean the heat exchanger n a n a n a n a Clean the motor impellers n a n a n a n a Filters replaced filter serial number xxxxxxxxxx Example dd mm yy ...

Page 14: ... water system Date Activity Initials 12 months after installation Activity Y6 Y7 Y8 Y9 Y10 Clean the valves Fill the condensation drain of the domestic waste water system Replace the filters note filter serial number within activity section Clean the heat exchanger n a n a n a n a Clean the motor impellers n a n a n a n a ...

Page 15: ...fication System 4 Continuous Mechanical Supply and Extract with Heat Recovery Manufacturer Zehnder Group UK Limited Model Number Serial Number where available Location of MVHR Unit 1 1 Installation Checklist General all Systems Tick as appropriate Has the system been installed in accordance with manufacturer s instructions Yes No Have relevant system installation clauses been followed as detailed ...

Page 16: ...ween rooms Yes No i e 10mm over and above final floor finish Has all protection packaging been removed including from background ventilators Yes No such that system is fully functional For ducted systems has the ductwork installation been installed in such a manner that Yes No air resistance and leakage is kept to a minimum Are the correct number and size of background ventilators provided that sa...

Page 17: ...Inspections General Systems 1 3 and 4 only Schedule of air flow measurement equipment used Date of last UKAS calibration model and serial 1 2 3 Part 3 Airflow measurement test and commissioning details 3 3 Air Flow Measurements Extract Systems 3 and 4 only Room reference location of terminals Kitchen Bathroom En Suite Utility Other Other Other Measured Air Flow High Rate l s Design Air Flow High R...

Page 18: ... Low Rate l s Design Air Flow Low Rate l s Refer to Table 5 1b in ADF If applicable Measured Air Flow AUX Rate l s 3 6 Test Engineer s Details Name Company Address Line 1 Address Line 2 Telephone Number Post Code Signature Competent Person Scheme Registration Number if applicable Date of Test 3 5 Commissioning Systems 3 and 4 only Have controls been set up in accordance with the manufacturer s rec...

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Page 20: ...f going to press E OE All goods are sold according to Zehnder s Standard Conditions of Sale which are available on request All dimensions referred to are in millimetres unless otherwise stated Zehnder Group International Sales reserves the right to change specifications and prices without prior notice Copyright Zehnder Group 2019 Zehnder Group UK Limited Watchmoor Point Camberley Surrey GU15 3AD C...

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