Zehnder Comfosystems
Unit 1Brookside AvenueRustingtonWest SussexBN16 3LF
© J
.E. Stork
V
entilator
en B
.V
. 849050683-0509
Page 1: ...ComfoAir 350 Manual...
Page 2: ...II All rights reserved This manual 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...
Page 3: ...3 2 1 3 Bypass for free cooling 3 2 1 4 Frost protection 3 2 1 5 Chimney sweep programme 3 2 2 Available operating devices 4 2 2 1 Display 4 2 2 2 3 position switch 4 2 2 3 Bathroom switch 4 2 3 Main...
Page 4: ...sioning the ComfoAir 16 3 7 1 Display on the unit 16 3 8 Programming air specifications 20 3 9 Maintenance by the installer 20 3 9 1 Inspecting the heat exchanger and fans 21 3 10 Malfunctions 22 3 10...
Page 5: ...r is covered by a manufacturer s war ranty for a period of 24 months after fitting up to a maximum of 30 months after the date of manu facture Warranty claims may only be submitted for material faults...
Page 6: ...gulations warnings com ments and instructions as prescribed in this manual at all times Keep this manual with the ComfoAir throughout its life Instructions with regard to cleaning or replacing the fil...
Page 7: ...E 2 1 2 Heat recovery Besides ensuring a healthy balance between in coming and outgoing air the ComfoAir also pro vides the benefits of heat recovery Heat recovery means that heat from the extracted...
Page 8: ...witches can be fitted in the house e g in the kitchen The following types of switches can be used Type 1 J Standard 3 position switch Type 2 J 3 position switch with LED for malfunction and filter ale...
Page 9: ...ures that the ComfoAir does not switch back to the default or preprogrammed setting when de activated but first waits for the overrun timer to run its course Once the programmed overrun timer is compl...
Page 10: ...the HIGH SETTING 0 Min 15 Min 0 Min P22 Optional Note Only applies to systems fit ted with a corded switch and a second switch in the bathroom Low voltage input Overrun timer for the bathroom switch t...
Page 11: ...to systems fit ted with an RF switch Overrun timer for ventilation setting 3 After pressing for LONGER 2 sec the ComfoAir runs at the HIGH setting for x minutes and then automatically returns to the...
Page 12: ...nstruction phase the ventilation system could have be come dirty with building dust Replace the filters at least once a year 2 3 2 Cleaning the valves in your dwelling The ventilation system may be fi...
Page 13: ...filter dirty alert both indicators will flash red 3 times After that both indicators will light up green once more The malfunction indicator on the 3 position switch will not light up in the event of...
Page 14: ...xchanger F PCB panel H with connections for the fans the bypass temperature sensors T1 to T4 the 3 position switch with or without malfunction and filter indication optional and the bathroom switch op...
Page 15: ...A HIGH SETTING 260 m3 h at 140 Pa 0 81 A MAXIMUM 350 m3 h at 240 Pa 1 77 A Electricity Power supply 230 50 V Hz Cos phi 0 50 0 60 Supply fan noise level at 0 m Position Ventilation capacity Value ABSE...
Page 16: ...A Electricity Power supply 230 50 V Hz Cos phi 0 50 0 60 Supply fan noise level at 0 m Position Ventilation capacity Value ABSENT SETTING 40 m3 h at 4 Pa 36 db A LOW SETTING 140 m3 h at 40 Pa 54 db A...
Page 17: ...ctions 3 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 CABLE CONDENSATION DRA...
Page 18: ...the exhaust connections of the ComfoAir with si lencers located directly against the unit For fur ther information please contact Zehnder A 10mm gap should be left under the in side doors in order to...
Page 19: ...ir Exhaust air Supply air Return air Return air Supply air Exhaust air Outside air 3 6 2 Connection of the condensation drain ComfoAir 350 LEFT ComfoAir 350 RIGHT Warm exhaust air is cooled by the out...
Page 20: ...staller The ComfoAir s bypass valve will not work for the first 4 minutes after a power cut un less the programme mode is activated 3 7 1 Display on the unit select menu up OK down supply off supply o...
Page 21: ...the capacity in of the sup ply fan in HIGH POSITION 18 100 nL HL 70 90 P38 Current capacity in of the exhaust fan Current P39 Current capacity in of the supply fan Current Menu P4 Reading the tempera...
Page 22: ...r fitted 1 Enthalpy exchanger with RH sensor 2 Enthalpy exchanger without RH sensor 0 No 2 Yes 0 Note If an enthalpy exchanger without a sensor is selected then the enthalpy pro gramme will not be act...
Page 23: ...ting the self test the ComfoAir will run at maximum RPM Immedi ately after activating the self test the bypass valve opens and closes P77 Resetting filter dirty counter 0 1 0 Note This resets the coun...
Page 24: ...whether both fans function in the three speed settings Switch the ComfoAir to high speed Install all valves and set the valves according to the settings Change the fan settings in P menus P30 to P37 o...
Page 25: ...e tray F E F G Left hand E F G Right hand Remove the heat exchanger from the leakage tray F The heat exchanger may contain some re sidual water Clean the heat exchanger if so required Submerge the hea...
Page 26: ...s a malfunction alert will appear on the screen of the digital operating device However malfunction alerts may not appear on the digital operating device in all cases even though there is a malfunctio...
Page 27: ...fan malfunction Remove filters front and metal cover Does the fan connection on the PCB register 230 VAC Yes Activate self test P76 op 1 Is fan control voltage detectable on PCB 1 5 10 VDC Yes Discon...
Page 28: ...13 071 13 237 20 12 339 12 491 12 644 21 11 801 11 941 12 082 22 11 291 11 420 11 550 25 9 900 10 000 10 100 30 7 959 8 057 8 155 Temperature C A5 Malfunction of bypass motor Remove filters front and...
Page 29: ...entilation ducts Too noisy Fan bearings defective Replace the fan bearings Fan settings Change the fan settings Slurping noise Siphon is empty Siphon does not seal properly Reconnect the siphon Whistl...
Page 30: ...rt Article number 1 Fans left and right 400200010 2 ComfoAir PCB 400300010 3 Temperature sensor T2 T4 in scroll casing of both fans 400300022 4 Temperature sensor T1 T3 in top of unit near the electro...
Page 31: ...own Brown Blue Blue Brown Black Grey Forst free Supply Exhaust White Yellow Blue Brown White Brown White Red Black Blue Yellow White Brown White Brown White Black Red Bypass valve Forst free element v...
Page 32: ...own Brown Blue Blue Brown Black Grey Forst free Exhaust Supply White Yellow Blue Brown White Brown White Red Black Blue Yellow White Brown White Brown White Black Red Bypass valve Forst free element v...
Page 33: ...l number where available Location of fan units 1 2 3 4 5 1 3 Installation Engineer s Details Engineer s Name Company Address Line 1 Address Line 2 Telephone Number Post Code 1 4 Commissioning Engineer...
Page 34: ...relevant system installation clauses been followed as details in Tables 1 3 5 and 7 as applicable Yes No If any deviation from Tables 1 3 5 and 7 these should be detailed here Description of installe...
Page 35: ...Has all protection packaging been removed including background ventila tors such that system is fully functional Yes No For ducted systems has the ductwork installation been installed in such manner t...
Page 36: ...s Refer to Table 5 1a in ADF Extract Fan 1 Extract Fan 2 Extract Fan 3 Extract Fan 4 Extract Fan 5 For kitchen extract canopies only the highest setting needs to be recorded 3 3 Air Flow Measurements...
Page 37: ...w High Rate l s Refer to Table 5 1b ADF Measured Air Flow Low Rate l s Design Air Flow Low Rate l s Refer to Table 5 1b in ADF Living Room 1 Living Room 2 Dining Room Bedroom 1 Bedroom 2 Bedroom 3 Bed...
Page 38: ...Company register Zwolle 05022293 EG declaration of conformity Machine description Heat recovery units ComfoAir 350 series Complies with the following directives Machinery Directive 98 37 EG Low Volta...
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Page 40: ...Zehnder Comfosystems Unit 1 Brookside Avenue Rustington West Sussex BN16 3LF J E Stork Ventilatoren B V 849050683 0509...
