Zehnder Rittling ComfoAir 350 Installer Manual Download Page 36

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Zehnder Group Nederland B.V.
Lingenstraat 2 ∙ 8028 PM ∙ Postbus 621 ∙ 8000 AP Zwolle
T +31 38 429 69 11 ∙ F +31 38 422 56 94
[email protected] ∙ www.zehnder.nl

ZGNL-Manual_40010995, V0117, EN, Subject to change

Summary of Contents for ComfoAir 350

Page 1: ...ComfoAir 350 Installer manual Cooling Fresh Air Clean Air Heating...

Page 2: ...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 dis putes the Dutch version o...

Page 3: ...ain 8 2 7 Commissioning the ComfoAir 9 2 7 1Display on the unit 9 2 7 2 P menus for the user 10 2 7 3 P menus for the installer 12 2 8 Programming air specifications 15 2 9 Maintenance by the installe...

Page 4: ...EN 4...

Page 5: ...warranty for a period of 24 months after fitting up to a maximum of 30 months after the date of manufacture Warranty claims may only be submitted for material faults and or construction faults arising...

Page 6: ...e ComfoAir throughout its life Instructions with regard to cleaning or replacing the filters of the intake and exhaust valves must be carefully observed The specifications stated in this document may...

Page 7: ...ent fan HE High efficient heat exchanger F Control circuit board H1 with connections for the fans the bypass the Preheater element temperature sensors T1 to T4 the 3 position switch with or without ma...

Page 8: ...325 m3 h at 235 Pa 1 77 A Electricity Power supply 230 50 V Hz Cos phi 0 50 0 60 Connecting Power 1 59 kW Maximum Power Pre heater 1 35 kW Leakage current 1mA Supply fan noise level at 0 m Position Ve...

Page 9: ...50 0 60 Connecting Power 1 59 kW Maximum Power Pre heater 1 35 kW Leakage current 1mA Supply fan noise level at 0 m Position Ventilation capacity Sound power Low Setting 125 m3 h at 25 Pa 54 dB A Med...

Page 10: ...10 2 3 Dimension sketch 801 35 214 761 180 851 845 702 160 151 354 348 264 161 572 625 269 172 172 CONDENSATION DRAIN LEFT HAND VERSION CONDENSATION DRAIN RIGHT HAND VERSION CONDENSATION DRAIN 32 OUTS...

Page 11: ...g and unpacking the ComfoAir Make sure the packing material is disposed of in an environmentally friendly manner 2 5 2 Checking the delivery Contact your supplier immediately in case of damage or an i...

Page 12: ...balanced ventilation system We recommend that the ventilation system is fitted with intake and exhaust valves made by Zehnder Outside air Exhaust air Supply air Return air ComfoAir 350 LEFT Return ai...

Page 13: ...o P8 are intended solely for the installer The ComfoAir s bypass valve will not work for the first 4 minutes after a power cut unless the programme mode is activated 2 7 1 Display on the unit The Comf...

Page 14: ...or x minutes and then automatically returns to the normal setting If any 3 position switch is operated during this lagging time the ComfoAir will instantly revert to the ventilation position as set at...

Page 15: ...P35 Setting the capacity in of the supply fan in low position 16 98 nL HL 35 40 P36 Setting the capacity in of the supply fan in medium position 17 99 nL HL 50 70 P37 Setting the capacity in of the su...

Page 16: ...ypass 0 No 1 Yes 1 The standard ComfoAir configuration includes a bypass Therefore leave the value at 1 P56 Setting the required air volume in the house nL normal air volume HL high air volume nL HL H...

Page 17: ...P57 settings Following a general reset all settings and programmes need to be checked and set to the right value P76 Self testing the ComfoAir 0 1 activate 0 The LED s on the display will start blinki...

Page 18: ...e house If no data are known Install the valves and open them as far as possible Measure the air volumes starting with the intake air and then the exhaust air If the measured air volumes deviate from...

Page 19: ...2 Remove the handles B from the ComfoAir 3 Remove the filters from the ComfoAir 4 Release the front panel by unscrewing the screws C 5 Slide the front panel upwards and remove the front panel from th...

Page 20: ...trol circuit board panel and fully remove the cables including the two grommets K 4 Remove the entire scroll casing by pressing the click fasteners L 5 Remove the inflow nozzle by pressing the click f...

Page 21: ...ve supply air temperature A3 NTC sensor T3 is defective return air temperature A4 NTC sensor T4 is defective exhaust air temperature A5 Malfunction in the bypass motor A6 Malfunction in the Preheater...

Page 22: ...screws Remove the cover panel Reconnect the NTC sensor Reconnect the power to the ComfoAir Yes No Yes No Is the resistance of the NTC sensor correct Replace the NTC sensor Replace the control circuit...

Page 23: ...c panel in front of the control circuit board by unscrewing the two screws Activate the self test P76 on 1 Remove the cover panel Did the bypass motor preheater element motor run Yes Disconnect the po...

Page 24: ...ol circuit board Replace the NTC sensor Yes No Is the resistance of the preheater element cable infinite Replace preheater element cable Yes No Are the connections at the preheater element correct Rep...

Page 25: ...c panel in front of the control circuit board by unscrewing the two screws Remove the cover panel Activate the self test P76 on 1 Check the following Fan settings to low Supply valve s to far closed S...

Page 26: ...e unit P74 on 1 Fil tEr Internal Filter is dirt y Press OK on the display for at least 4 seconds until the filter warning disappears Disconnect the power from the ComfoAir Remove the handles from the...

Page 27: ...all plastic panel in front of the control circuit board by unscrewing the two screws Is there 230 VAC power present on the fan Yes No Disconnect the power from the ComfoAir Replace the control circuit...

Page 28: ...frost protection operation Wait until the weather warms up Too noisy Fan bearings defective Replace the fan bearings Fan settings to high Change the fan settings Slurping noise Siphon is empty Siphon...

Page 29: ...10 2 ComfoAir PCB 400300010 3 Temperature sensor T2 T4 in scroll casing of both fans 400300040 4 Temperature sensor T1 T3 in top of unit near the electronic carriage 400100030 5 Servo motor cable for...

Page 30: ...n Black Grey Preheater Supply Exhaust White Yellow Blue Brown White Brown White Red Black Blue Yellow White Brown White Brown White Black Red Bypass valve Preheater valve Green Yellow Green Yellow Gre...

Page 31: ...volt free contact T1 T4 T3 T2 Bypass valve Green Yellow Brown Blue Blue Brown Red Black White Brown White Brown White Yellow 0 10V Blue L1 Grey L2 Black L3 Brown N Blue CASING EXHAUST SUPPLY RJ45 VEN...

Page 32: ...4 Company register Zwolle 05022293 EEC declaration of conformity Machine description Heat recovery units ComfoAir 350 series Complies with the following directives Machinery Directive 2006 42 EEC Low...

Page 33: ...33 EN...

Page 34: ...EN 34...

Page 35: ...35 EN...

Page 36: ...Zehnder Group Nederland B V Lingenstraat 2 8028 PM Postbus 621 8000 AP Zwolle T 31 38 429 69 11 F 31 38 422 56 94 ventilatie zehnder nl www zehnder nl ZGNL Manual_40010995 V0117 EN Subject to change...

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