ComfoAir 155 CM
Mechanical Ventilation with Heat Recovery
Installation Instructions
CA155CM-GB
Страница 1: ...ComfoAir 155 CM Mechanical Ventilation with Heat Recovery Installation Instructions CA155CM GB...
Страница 2: ...2 0 Installation Instructions 4 General Preparation 4 Configuration 5 Mounting 6 Access for Maintenance 7 Condensate Drain 7 Ducting Guidelines 8 Electrical 9 Wiring the Unit 10 Connecting to the BMS...
Страница 3: ...ow and high option ZGRC1 Hardwired boost and system status controller switching between low and high option ZGS1 Hardwired switch providing switching between low AUX and high option 1 1 5 Packaging in...
Страница 4: ...ired 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...
Страница 5: ...on 2 5 Access for Maintenance 2 2 4 The unit can be configured for right and left hand installation at a touch of a button by following the steps within the Commissioning Wizard See Section 3 1 4 Comm...
Страница 6: ...e 1 and loosely fit four screws within each slot at the inner nearside point This will allow the bracket to be slotted inwards to secure the unit 2 4 3 The unit fixes to the ceiling bracket by slottin...
Страница 7: ...k of mechanical damage to the drainage pipe work IMPORTANT NOTE The condensate drain must incorporate a waterless trap or U bend to create an air block and avoid leakage of smells back into the unit I...
Страница 8: ...must be insulated with at least 25mm of insulation 2 7 5 If applicable Fire Dampers MUST BE FITTED in accordance with Part B of the Building Regulations 2 7 6 Rigid Ducting Install using the fewest nu...
Страница 9: ...ch having a minimum contact separation of 3 0mm must be used to provide isolation for the unit 2 8 5 The recommended switches for use with this product are the Zehnder ZGS2 Optional 2 position hardwir...
Страница 10: ...speed control via a light switch 2 9 2 Two speed control via ZGS2 switch 2 9 3 Three speed control via ZGS1 switch 2 9 4 Three speed control via a light switch for trickle boost speeds and an AUX spee...
Страница 11: ...a minimum separation distance of 35mm between the mains power and controller cables BMS Connector Pre wired supply cord connector DO NOT DISCONNECT ComfoAir 155 CM Figure 9 Top View Cable grommet for...
Страница 12: ...e normally closed contact 5 N O Volt Free normally open contact 6 Common Relay common Figure 11 ZGRC1 Controller Figure 12 BMS Wiring Diagram 1 2 3 4 5 6 1 2 6 5 4 3 N C N O COM ELECTRICAL CONNECTION...
Страница 13: ...le clamp down with screw fixings 2 9 9 Refit electrical cover taking care gasket seal underneath is seated correctly and cable is not trapped 13 1 2 3 4 5 Pre wired supply cord not shown Figure 13 Sec...
Страница 14: ...Bottom line flashing cursor indicating next action to be reviewed changed P O R T C O N F I G R H d w f c k a b Example 2 Re confirmation screen Top line function statement Bottom line three selectab...
Страница 15: ...steps of the wizard are as follows 15 P O R T C O N F I G R H E X T R A C T H I G H 6 6 S U P P L Y H I G H 6 6 E X T R A C T L O W 3 3 S U P P L Y L O W 3 3 Port Configuration Set up Rotate button t...
Страница 16: ...hoose either ON or OFF Default setting ON Smart Timer Rotate button to choose either ON or OFF Default setting ON Setup Complete Rotate button to EXIT and press button to select Installer Settings 3 1...
Страница 17: ...r indicators are NOT reset 3 1 8 Performance Graph Airflow Characteristics S E T U P M E N U p a s s w o r d e n t r y P A S S W O R D X X X X 3 1 9 To Re activate Commissioning Set up Wizard In the e...
Страница 18: ...ly Low Wizard airflow setting will be shown rotate button to required airflow Wizard airflow setting will be shown rotate button to required airflow Wizard airflow setting will be shown rotate button...
Страница 19: ...Setup Menu Press button to select Enter Password 1010 by rotating the button to the respective number and press to select this has to be completed for each number prior to continuing Rotate button to...
Страница 20: ...g 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...
