6.0 Installation (cont`d)
Contents
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3. 24 9 0 WIRING DIAGRAM NMRRRRRRRREHRRNRMERRMMRAREAM 25 10 0 AIR FLOW BALANCING cccccscccccccccecsssscceccecceseessereceeeeeees 26 27 11 0 OVERALL VERIFICATION errem nennen 28 11 1 Main Controls 28 ieEecucbedunsMemm 28 12 0 MAINTENANCE INSTRUCTIONS FOR USER m8 29 13 0 TROUBLESHOOTING pa icc eda ese 30 31 14 0 IDA e 32 15 0 FRREFERENCES ccccccccccccsccccccccsssesssccccccesessucceccccessstssuececeeeenseceeeeeess 32 About this Manual This manual uses the following symbols to emphasize particular information AN WARNING Identifies an instruction which if not followed might cause serious personal injuries including possibility of death CAUTION Denotes an instruction which if not followed may severely damage the unit and or its components NOTE Indicates supplementary information needed to fully complete an instruction 11 3 0 DRAWING 77 2 2 DAMPER ASSEMBLY REAR VIEW 1 0 Service cont d 1 2 PARTS ORDERING CHART 150 150 210 210 Description HRV ERV HRV ERV Double collar port 2 00866 00866 00866 00866 Wing nut 10 32 00874 00874 00874 00874 Balancing double collar port 02256 02256 02256 02256 Inlet ring 12913 12913 12913 12913 Motor assembly 13504 13555 13556 13506 Electronic board V99 13507 13507 13507 13507 Square balancing damper
4. VC0028 11 2 OPTIONAL CONTROL First turn OFF the main control device Basic or Electronic before checking the remote optional control 20 40 60 MINUTE PUSH BUTTON TIMER Activate the push button Within 2 seconds push one time for 20 minutes two times for 40 minutes or three times for a 60 minute activation e Results expected 5 1 Motor speed high for 20 40 60 minutes 2 Indicator light goes ON and flashes every 5 seconds one time to indicate a 20 minute operation two times for a 40 minute and three times for a 60 minute operation 3 Air exchange indicator light goes ON Electronic wall control only 20 min OO OOO comin lo VC0046 NOTE To stop activation push one more time 28 12 0 Maintenance Instructic AN WARNING Risk of electrical shocks Before performing any maintenance or servicing always disconnect the unit from its power source e Review with the user the steps required for the regular maintenance of her his ventilation system These steps are described in details in the user manual FOUR TIMES A YEAR Inspect the intake hood and clean if needed Clean the filters Clean the interior of the cabinet and clean the door Clean the condensation tray and inspect the drain tubing ONCE A YEAR e Clean the recovery core Clean the blades of the blower wheels if needed Warn the user of the necessity to rebalance the sys
5. O ON o 226 ib tv TWNOILAO 5 o 5 ILON HOLIMS Nivou JOU1NOO TIYM uns 7908 4021 S SILON TVM 5 5 x38 X oz 2c 5 OGL AYH 0S1L Ad3 519 25 10 0 Air Flow Balancing WHAT YOU NEED TO BALANCE THE UNIT Amagnehelic gauge capable of measuring 0 to 0 25 inch of water 0 to 62 5 Pa and 2 plastic tubes Two Flow Measuring Stations or two flow collars the size will vary depending on the duct SS diameter Flow collar Flow measuring station PRELIMINARY STAGES TO BALANCE THE UNIT Seal all the unit ductwork with tape Close all windows and doors Turn off all exhaust devices such as range hood dryer and bathroom fans Make sure all filters are clean if it is not the first time you balance the unit e sure the balancing dampers are fully open F and in figure 20 Choose appropriate locations for the 2 flow collars or flow measuring stations according to figure 20 On the exhaust air duct first measuring location A Onthe fresh air distribution duct second measuring location B At least 36 away from the unit at least 12 before or after a 90 elbow at least 12 away from a register VP0012A Figure 20 INSTALLATION OF FLOW COLLARS OR FLOW MEASURING STATIONS If you are using Flow Collars Insert the
6. OLZ AHH OSL A8H STAGOW AHH 012 0SL NHH 579000 AY HH Ayjenb 1 apiseq NOLL23T3S 2 INOZ y 101 z g uonoes oi 0190 199 Ie noried s3uerp NOK Buipio29e JO AHH 2 3NOZ SAHH V INOZ NOILO10S WOLdINAS 1 N0IL9313S 9 3102 ZOOONA VINVS S NHOP LS YOG 1VA IWLLNOSIHD 1 m AHVOTVO WhvwvonogsiHO OH NOOLV3ISVS LI D yh yedny coud 3 NOLNOWGS giuivHd Li Unit Type and Defrost Setting vs Geogr HUWS 1803 B SSINHMOTISA 3 0 4 0 Technical Data 4 1 AIR DISTRIBUTION NORMAL OPERATION Applicable to all model numbers STALE AIR FRESH AIR TO OUTSIDE FROM OUTSIDE SS SS NS 7 Q FRESH AIR STALE AIR TO BUILDING FROM BUILDING VF0013 4 2 AIR DISTRIBUTION DEFROST MODE Defrost Mode 1 Applicable to model numbers HRV 150 HRV 210 FRESH AIR STALE AIR TO BUILDING FROM ner BUILDING Defrost Mode 2 Applicable to model numbers ERV 150 STALE AIR ERV 210 TO OUTSIDE FRESH AIR STALE AIR BUILDING FROM VF0012 BUILDING For defrost cycles
7. nspect the interior of the unit for damage Ensure that the fan motor assembly recovery core insulation dampers damper actuator and drain pan are all intact f the unit was damaged during shipping contact your local distributor Claim must be made within 24 hours after delivery e Use checklist included with the unit to ensure that no parts are missing 6 1 ADJUSTING THE DAMPER FOR ERVS INSTALLED IN WARM REGIONS Refer to Section 4 2 and observe the difference in the damper position at the right in diagrams Defrost Mode 1 and Defrost Mode 2 for Defrost Mode 1 the damper is completely closed whereas for Defrost Mode 2 the damper is half closed At the factory all ERVs are assembled for defrost Mode 2 Therefore if your installation is for an ERV in a warm region zone D as defined in Section 3 the rod must be moved to position 1 see figure 5 NOTE Before attempting to change the position of the damper rod place the unit on a table for easy access and remove the recovery core figure 5 CAUTION This is a delicate operation to avoid injury proceed carefully and use the appropriate tools 6 2 LOCATING AND MOUNTING THE UNIT Choose an appropriate location for the unit e Within an area of the house where the temperature is above 10 C 50 F basement attic furnace room laundry room etc e Away from living areas dining room living room bedroom if possible So as to provide easy
8. 12645 12645 12645 12645 Door latches latch 00886 00886 00886 00886 Drain connector 02418 02418 02418 02418 Drain gasket 0 625 DI 02419 02419 02419 02419 Washer 5 8 ID x 1 OD 03117 03117 03117 03117 Nut 5 8 18 02420 02420 02420 02420 Recovery core 03132 03136 03133 03137 Door assembly 15958 15958 15958 15958 Door latches keeper 00887 00887 00887 00887 Hinge assembly 00672 00672 00672 00672 Filter 03096 _ 03096 03097 03097 Switch E69 10 01825 01825 01825 01825 Damper assembly 2 12643 12643 12649 12649 Plastic balancing damper 02253 02253 02253 02253 Damper rod 12620 12620 12620 12620 Double collar port 5 02021 02021 02021 02021 Damper 1 12459 12459 12459 12459 Damper actuator assembly 03124 03124 03124 03124 Electronic box cover 15710 15710 15710 15710 Thermistor kit 12895 12895 12895 12895 4 p Item 26 not shown Please take note that parts not listed are not available those parts require assembly knowledge that only manufacturer can guarantee TO ORDER PARTS Contact your local distributor 1 3 Technical Support for assistance For assistance call on week days 8 00 AM to 4 30 PM Cental Standard Time Technical Support Department tel 1 800 4AC HEAT These are the two most common methods used to evaluate the ventilation needs of a house CSA F326 and Canadian Building Code High speed 10 cfm per
9. Recovery Temperature Airflow Power Efficiency Effectiveness Moisture Transfer F V s cfm Watts 0 32 51 109 92 70 77 0 01 HEATING 0 32 73 155 128 65 72 0 02 0 32 102 215 191 62 70 0 01 25 13 52 110 104 60 94 0 05 Total Recovery Efficiency COOLING 35 95 Not tested 10 4 0 Technical Data contd 4 4 DIMENSIONS Model numbers 9 592 30 1 4 768mm 13 34 349mm ERV 150 E HRV 150 O 20 508mm VK0040 2 5 63mm Model numbers 152mm 30 1 4 768mm ERV 210 HRV 210 e 20 508mm VK0039 2 5 63mm 4 5 CONTROLS AND FURNACE LINK OPTION Main controls Optional control Link option Basic Wall Control 20 40 60 minute push button Furnace interlock use with Electronic Wall Control forced air systems 4 6 SPECIFICATIONS Model numbers ERV 150 HRV 150 ERV 210 HRV 210 72 12 mm 1 2 12 mm Installation Chains springs and hooks provided with the unit 11 5 0 Typical Installation There are three 3 common installation methods 5 1 FULLY DUCTED SYSTEM Primarily for homes with radiant hot water or electric baseboard heating See figure 1 Moist stale air is exhausted from the high humidity areas in the home such as bathrooms kitchen and laundry room Fresh air is supplied to bedrooms and principal living areas The use of bathroom fans and a range hood is suggest
10. access to the interior cabinet and to the control panel on the right hand side of the unit e Close to an exterior wall so as to limit the length of the insulated flexible duct to and from the unit Close to a drain If no drain is close by use a pail to collect run off Away from hot chimneys electrical panel and other fire haz ards CAUTION Make sure the unit is level Allow for a power source 110 V standard outlet Hang the unit to ceiling joists with the 4 chains and figure 7 springs provided see figures 6 and 7 VD0038 13 6 0 installation 6 3 PLANNING OF THE DUCTWORK a Follow the instructions in Section 6 4 below to determine the appropriate duct diameters for your system b Keep it simple Plan for a minimum number of bends and joints Keep the length of insulated duct to a minimum c Do not use wall cavities as ducts Do not use branch lines smaller than 4 102 mm d Do not ventilate crawl spaces or cold rooms Do not attempt to recover the exhaust air from a dryer or a range hood This would cause clogging of the recovery module Use sheet metal for the kitchen exhaust duct e Be sure to plan for at least one exhaust register on the highest lived in level of the house if it has 2 floors or more 6 4 CALCULATING THE DUCT SIZE Use the table below to ensure that the ducts you intend to install will be carrying air flows at or under the recommended values Avo
11. and level Record the readings 4 Move tubing to FRESH air flow on the other side of the unit location B and note readings Adjust the fresh air balancing damper F until the reading at B is approximately the same as the reading at A If the reading at B is less than the reading at A then go back and adjust the exhaust balancing damper G to equal the fresh air flow 5 Secure both dampers in place with tape or with a fastening screw VD0052 6 If you are using flow collars remove them reconnect the duct and seal with duct tape If you are using Flow Measuring Stations remove them and seal the holes with duct tape Write the required air flow information on a label and stick it near the unit for future reference date maximum speed air flows your name phone number and business address NOTES Most flow collar kits provide a conversion chart located on the collar which enables you to convert magnehelic gauge readings to equivalent cfm values The unit is considered balanced even if there is a difference of 10 cfm 0 015 inch w g between the two air flow readings If you are only using one flow collar or one Flow Measuring Station then after completing the first reading transfer this measuring device to the other side of the unit and take the second reading 27 11 0 Overall Verification 11 1 MAIN CONTROLS This procedure allows the installer to verify that all modes of operation are fully functiona
12. If the velocity is high er than 400 ft min 122 m min then the register type is too small Replace with a larger one Fresh air distribution ductwork Install registers in bedrooms dining room living room and basement e Install registers either in the ceiling or high on the walls with air flow directed towards the ceiling The cooler air will then cross the upper part of the room and mix with room air before descending to occupant level must be floor installed direct the air flow up the wall 15 6 0 installation 6 5 Installing the Ductwork and Registers contd 6 5 2 Exhaust Ducted System Source Point Ventilation as illustrated in Section 5 2 Stale air exhaust ductwork same as for Fully Ducted System described on page 15 Fresh air distribution AN WARNING When performing duct connection to the furnace installation must be done in accordance with all applicable codes and standards Please refer to your local building code CAUTION When performing connection to the furnace supply duct this duct must be sized to support the additional airflow produced by the HRV ERV Also use a steel duct with a backdraft damper to pre vent the risk of overheating the HRV ERV There are two methods for connecting the unit to the furnace Steel duct with Method 1 supply side connection backdraft damper Cut an opening into the furnace supply duct at least 18 inches 0 5 m
13. Q 25 25 01 84 177 88 186 90 190 p 50 0 2 80 169 84 178 86 182 t 2 75 0 3 77 163 81 171 81 171 pu a2 100 0 4 69 146 72 153 76 161 28 125 05 61 _ 130 65 137 66 139 S s 150 0 6 46 98 49 103 52 110 ui 175 07 38 81 40 85 31 67 25 Note Unit operating at maximum speed 08 0 25 50 75 100 125 150 Airflow 47 V s 1 cf ENERGY PERFORMANCE T d c Supply Average Sensible Recovery Apparent Sensible Latent Recovery Temperature Airflow Power Efficiency Effectiveness Moisture Transfer C F Vs cfm Watts 0 32 30 64 54 75 83 0 03 HEATING 0 32 46 97 78 67 74 0 01 0 32 65 138 124 64 72 0 02 25 13 26 55 62 67 89 0 05 Total Recovery Efficiency COOLING 35 95 Not tested Electrical requirements 120 volts 1 9 Amps Exhaust Air Transfer Ratio 0 042 MODEL NUMBER HRV 210 VENTILATION PERFORMANCE 2 25 External Static Net Supply Gross Air Flow 5 Pressure Air Flow Supply Exhaust 55 Pa in wg Vs cfm ls ls Br 50 0 2 120 253 124 264 126 268 8 75 03 118 250 123 262 119 251 58 100 04 111 235 116 245 114 241 ae 125 0 5 102 216 106 224 107 226 EN 150 0 6 87 185 91 193 96 204 175 0 7 75 _ 160 78 167 81 172 200 0 8 57 120 59 124 57 121 Note Unit operating at maximum speed Manca 25 50 75 100 125 150 Gross Airflow I s 0 47 L s 1 cfm ENERGY PERFORMANCE Supply Net Average Sensible Recovery Apparent Sensible Latent
14. cont d 4 Connect the wires to the main control See figure 17 5 Make sure the instruction pull out is in the occupant s language If not turn it to the other side See figure 18 6 Reinstall the cover plate and the button s re figure 18 7 Connect the wires to their corresponding position inside the electrical compartment Make sure the connections of the unit and of the wall control correspond exactly See figure 19 v2 figure 19 8 Connect the optional control if applicable by referring to Section 8 3 9 Do the appropriate connection to the furnace if applicable by referring to Section 8 4 10 NOTE If the unit is installed in a cold region Zone A as defined in Section 3 0 set up extended defrost by removing jumper JU1F on the main circuit board inside the electrical compartment see Section 9 0 11 Plug in the unit and do the overall verification of the system as described in Section 11 0 23 8 0 8 3 ELECTRICAL CONNECTION TO OPTIONAL CONTROLS Installation of the Controls MAIN PC BOARD PUSH BUTTON SWITCHES VE0036A 5 switches maximum 8 4 ELECTRICAL CONNECTION TO THE FURNACE Z WARNING Never connect a 120 volt AC circuit to the terminals of the furnace interlock standard wiring Only use the low voltage class 2 circuit of the furnace blower control For a furnace connected to cooling system On some old
15. ed so that it will run simultaneously with the ERV or HRV to ensure proper distribution of fresh air throughout the house see table section 7 4 to see if it is available on your unit PERMANENT MEMORY Our electronic controls have a default memory feature in the event of a power outage Even the date of the last service reminder is maintained as a convenience to the homeowner CONTROL UPGRADES All controls can be used on any ERV so a Basic control can be upgraded to the Electronic in the future see table in Section 7 4 below for control availability according to the units 7 4 MAIN AND OPTIONAL CONTROLS AVAILABLE FOR YOUR UNIT MAIN CONTROLS OPTIONAL CONTROL Model number BASIC ELECTRONIC 20 40 60 min push button timer Furnace Interlock ERV 150 Integrated HRV 150 Integrated ERV 210 Integrated HRV 210 Integrated 7 5 SPECIAL COLD WEATHER TBI MODE ERVS The enthalpic core installed in ERVs requires extra protection when the outside temperature drops below 15 C 5 F A special operating mode called TBI Time Based Intermittent is activated under these conditions Characteristics of cold weather TBI mode activated when the outside temperature drops below 15 C 5 F 20 40 cycle 20 minutes LOW speed followed by 40 minutes OFF usual control of air supply via the main wall control is suspended except for the OFF position optional control 20 40 60 minute push button retain its tempo
16. ed to better exhaust stale air Homes with more than one level require at least one exhaust register at the highest level 5 2 EXHAUST DUCTED SYSTEM SOURCE POINT VENTILATION For homes with forced air heating See figure 2 Moist stale air is exhausted from the high humidity areas in the home such as bathrooms kitchen and laundry room Fresh air is supplied to the cold air return or the supply duct of the furnace The use of bathroom fans and a range hood is suggested to better exhaust stale air Homes with more than one level require at least one exhaust register at the highest level NOTE For this type of installation it is not essential that the furnace blower runs when the unit is in operation but we recommend it ones 6M See 6 5 2 figure 2 for details 5 3 SIMPLIFIED VOLUME VENTILATION For homes with forced air heating See figure 3 or 4 Fresh air and exhaust air flow through the furnace ducts wich simplifies the installation The use of bathroom fans and a range hood is suggested to better exhaust stale air NOTE For the installation type shown in figure 4 furnace blower should be running when the unit is in operation figure 3 2 6 0 installation INSPECT THE CONTENTS OF THE Box Inspect the exterior of the unit for shipping damage Ensure that there is no damage to the door door latches door hinges dampers duct collars cabinet etc
17. er thermostats energizing the and terminals at the furnace has the effect of energizing Y at the thermostat and thereby turning on the cooling system If you identify this type of thermostat you must use the alternate furnace interlock wiring An additional control relay will then have to be installed Standard furnace interlock wiring Alternate furnace interlock wiring 9 voee 0 70 tees Ss HRV CONTROL CONNECTOR 4 WIRES ES TWO WIRES a nuts I J3 2wo2o0 0co 2 WIRES BEO Gi eeooooooo BROWN lY areen 4 F eS eee 52 NC NO l BLUE GOM IN __ 1 h FURNACE INTERLOCK RELAY FURNACE PA 24 VOLT TERMINAL BLOCK V TERMINAL BLOCK 2 WIRES COOLING SYSTEM COOLING SYSTEM FURNACE INTERLOCK RELAY PART 12658 VE0010A VEOO09A 24 2 2 lt q E o uo Z ssep eq eu
18. flow collars in the duct at each location Make sure their arrows are pointing in the direction of the airflow Tape collars in place temporarily If you are using Flow Measuring Stations Cut a 1 25 4mm diameter hole in the duct at each location Insert the Flow Measuring Stations Make sure their arrows are pointing in the direction of the airflow Tape the Flow Measuring Stations in place temporarily 26 10 0 Air Flow Balancing cont d BALANCING PROCEDURE 1 Setthe unit to high speed Make sure that the furnace blower is ON if the installation is in any way connected to the ductwork of the cold air return If not leave furnace blower OFF If the outside temperature is below 0 C 32 F make sure the unit is not running in defrost while balancing By waiting 10 minutes after plugging the unit in you are assured that the unit is not in a defrost cycle 2 Place the magnehelic gauge on a level surface and adjust it to zero 3 Connect tubing from gauge to flow collar or Flow Measuring Station in exhaust air stream at location A Be sure to connect the tubes to their appropriate high low fittings If the gauge drops below zero reverse the tubing connections NOTE It is suggested to start with the exhaust air flow reading because the exhaust has typically more restriction than the fresh air especially in cases of fully ducted installations and exhaust ducted installation Place the magnehelic gauge upright
19. from the furnace Connect this opening to the fresh air distribution port of the HRV ERV use steel duct see figure 10 Make sure that the HRV ERV duct forms an elbow inside the furnace ductwork If desired interlock synchronize the furnace blower operation with the HRV ERV operation See Section 8 4 Method 2 return side connection Cut an opening into the furnace return duct not less than 10 feet 3 1 m from the furnace A B Connect this opening to the fresh air distribution port of the HRV ERV see figure 11 NOTE For Method 2 it is not essential that the furnace blower runs when the HRV ERV is in operation but we recommend it If desired synchronize the furnace blower operation see Section 8 4 than 10 3 1 m figure 11 VD0041 16 6 0 installation 6 5 Installing the Ductwork and Registers contd 6 5 3 Simplified installation Volume Ventilation as illustrated in Section 5 3 AN WARNING When performing duct connection to the furnace installation must be done in accordance with all applicable codes and standards Please refer to your local building code CAUTION When performing connection to the furnace ducts Method 1 these ducts must be sized to support the additional airflow produced by the HRV ERV Also the supply duct must be a steel duct with a backdraft damper to prevent the risk of overheating HRV ERV There are two methods figures 12 and 13 for connecti
20. he OL and OC terminals Plug the unit If the unit switches to high speed replace the switch 5 The defrost cycle Ice deposits may be hindering Remove the ice does not work the damper operation the fresh air duct is frozen OR the fresh aire The damper rod or the port Inspect these parts and replace if necessary distributed is very cold damper itself may be broken OR the AIR EXCHANGE light flashes The damper actuator Plug in the unit and select MIN MAX may be defective Press the door switch and see if the port damper opens If it doesn t open feed 120V directly to the damper actuator If the port damper still does not open replace the damper actuator The circuit board may Unplug the unit Unplug the defrost sensor wire be defective see J4 on electrical diagrams Section 9 0 Plug the unit back in Select MIN and make sure the unit is adjusted for low speed operation turn all dehumidistats maximum counterclockwise Wait 3 minutes The unit should switch to high speed and the damper at the fresh air intake port should close defrost mode If this does not happen then replace the circuit board The thermistor may If the defrost mode works well after having be defective disconnecting the thermistor wire above test this means the thermistor is probably defective You should replace it 31 14 0 Warranty The standard warranty for the HRV or ERV unit is one yea
21. id installing ducts that will have to carry air flows near the maximum values and never install a duct if its air flow exceeds the maximum value Duct Recommended Maximum branches Diameter Air Flow Air Flow E 8 203 mm 260 cfm 123 l s 442 m h 380 cfm 179 l s 645 m h NOTE Examples 6 4 1 and 6 4 2 use imperial measures VI0003 6 4 1 end 19 68 mh 60 28 l s 102 mh 35 5 127 110 52 5 187 mh 120 cfm 57 Vs 204 mh 180 85 s 306 60 140 cfm 185 87 1314 m h 270 cfm 127 5 459 min The same calculation applies to metric measures figure 8 Example of calculation Problem My installation requires two exhaust registers one for the kitchen one for the bathroom will connect these registers to a main duct which will connect to the unit high speed performance value of 140 cfm What size of duct should use for the main exhaust duct and for the two end branches leading to the registers See figure 8 Solution Simplified method For a more detailed method of calculating duct size refer to the ASHRAE or HRAI HANDBOOK Main duct Table above indicates a 6 duct recommended air flow 120 cfm maximum air flow 180 cfm The high speed air flow of 140 cfm is close enough to the recommended value 120 and far enough away from the maximum value 180 Therefore a 6 O duct or larger is an appropriate choice for the main exhau
22. inches 457 mm from the ground Make sure the intake hood is at least 6 feet 1 8 m away from any of the following dryer exhaust high efficiency furnace vent central vacuum vent Optional duct 457 mm e gas meter exhaust gas barbecue grill T location exhaust from a combustion source eee garbage bin and any other source of Caulking contamination Refer to figure 15 for connecting the insulat R ed duct to the hoods Place the FRESH AIR INTAKE sticker provided in the instal lation kit on corresponding hood An Anti AER Gust Intake Hood should be installed in SUI N regions where a lot of snow is expected to fall N VD0028 figure 15 6 8 CONNECTING THE DRAIN T 1 1 12 305 mm t Ede 2 3 Attach the 2 plastic drain fittings Cut 2 sections of plastic tubing to the unit using the gaskets about 12 305 mm long and washers and nuts as shown attach them to each drain fitting Join the 2 short sections to the T junction and main tube as shown Make a water trap loop in the tube to prevent the unit from drawing Ke unpleasant odors from the drain source Make sure this loop is situated BELOW the T as shown This will prevent water from Tie wrap H being drawn back up into the unit in case of negative pressure Run the tube to the floor drain o
23. ing the Unit 13 6 3 Planning of the Ductwork nnn 14 6 4 Calculating the Duct 5126 14 15 6 4 1 Example of 14 6 4 2 Example of a Design for a Fully Ducted System 15 6 5 Installing the Ductwork and Registers 15 17 6 5 1 Fully Ducted 15 6 5 2 Exhaust Ducted System Source Point Ventilation 16 6 5 3 Simplified Installation Volume Ventilation 17 6 6 Connecting Duct to the Unit 18 6 7 Installing the Exterior Hoods 19 6 8 Connecting the Drain eet eer cadena 19 CONTROL DEVIOES o aeu e NU oe ae lee dtd 20 7 1 Main Controls eeepc c 20 T2 Optional Cool due 20 As OER me 21 7 4 Main and Optional Controls Available for your Unit 21 7 5 Special Cold Weather TBI Mode for ERVs 21 Table of Contents contd 8 0 INSTALLATION OF THE CONTROLS 22 8 1 Dimensions and Specifications 22 8 2 Installation of the Main Control 22 23 8 3 Electrical Connection to Optional Controls 24 8 4 Electrical Connection to the Furnace
24. installer Manual VB0065 VENTILATION SYSTEMS Model Numbers HRV 150 HRV 210 ERV 150 ERV 210 06787 04 12 22 Table of Contents 1 0 2 0 3 0 4 0 5 0 6 0 7 0 esq 4 DRAWING etl ia abeo e bolt das 4 1 2 Parts Ordering D DET dad eodein 5 1 9 Technical Support zai binden 5 Sl cM MEC EN Oe 6 UNIT TYPE amp DEFROST SETTING VS GEOGRAPHICAL LOCATION 7 TECHNICAL DATA hea cette nada 8 4 1 Air Distribution Normal 8 4 2 Air Distribution Defrost Mode 8 4 3 Performance uta ado neat 9 10 4 4 Dimensions oe Deed sa da 11 4 5 Controls and Furnace Link Option 11 4 6 11 INSTALLATIONS id lito da bebe ee 12 5 1 Fully Ducted SySslelTix ih ote ate ci aee t et et edits 12 5 2 Exhaust Ducted System Source Point Ventilation 12 5 3 Simplified Volume Ventilation 12 INSTALLATION ce o cea dC a bd oda et 13 6 1 Adsjusting the Damper Rod for ERVs installed in warm regions 13 6 2 Locating and Mount
25. l During the verification of a main control make sure that all optional remote controls are inactive BASIC 6 different control scenarios to be tested CONDENSATION CONTROL Set condensation control dial to maximum counterclockwise maximum clockwise maximum counterclockwise maximum clockwise maximum counterclockwise maximum clockwise Set the slider switch to Results expected fan speed motor off motor off low speed high speed high speed high speed N 20 C Q 108 c 23F AIR SUPPLY CONTROL AIR EXCHANGE VC0027 ELECTRONIC 8 different contro scenarios to be tested CONDENSATION CONTROL Results expected Exchange Max speed indicator indicator Set condensation control dial to Set air supply control to Fan speed A B maximum counterclockwise maximum clockwise maximum counterclockwise maximum clockwise maximum counterclockwise Rick A ee 20 C QQ e ko D 41 F ojojo RIR k Min Max high on high on CONDENSATION CONTROL Max maximum ockwi se high on N Intermittent Intermittent maximum c ockwi maximum counterclockwise off 40 min low 20 min off 40 min on 20 min MAXIMUM SPEED AIR EXCHANGE IN PRAGRESS AIR SUPPLY CONTROL
26. nal Static Net Supply Gross Air Flow 150 Pressure Air Flow Supply Exhaust Pa in wg Vs Vs cfm ls 125 25 0 1 109 231 116 245 128 271 50 02 107 228 114 241 123 260 75 03 101 214 107 227 118 249 100 0 4 95 201 101 213 110 233 125 0 5 86 182 91 193 103 217 150 0 6 79 167 83 177 92 195 100 75 250 Pascals 1 of water 50 External Static Pressure Pascals 175 0 7 62 132 66 140 81 172 200 0 8 40 85 43 90 55 116 Note Unit operating at maximum speed VG0042 0 25 50 75 100 125 150 Gross Airflow 1 5 0 47 I s 1 cfm ENERGY PERFORMANCE Supply Net Average Sensible Recovery Apparent Sensible Latent Recovery Temperature Airflow Power Efficiency Effectiveness Moisture Transfer F V s cfm Watts 0 32 52 110 93 69 76 0 45 HEATING 0 32 74 157 130 64 71 0 38 0 32 96 203 193 60 68 0 30 15 5 52 110 122 55 76 0 26 Total Recovery Efficiency COOLING 35 95 50 106 89 41 9 4 0 Technical Data contd 4 3 PERFORMANCE CHARTS conT D MODEL NUMBER HRV 150 Electrical requirements 120 volts 1 3 Amps Exhaust Air Transfer Ratio 0 05 VENTILATION PERFORMANCE 200 175 ae Sa S9 External Static Net Supply Gross Air Flow PR Pressure Air Flow Supply Exhaust Os zl Pa N s cfm l s cfm l s cfm
27. ng the unit to the furnace Method 1 return supply Method 2 return return Steel duct with backdraft damper A B not less than 10 3 1 m lt lt min not less 0 9 m than 10 3 1 m figure 13 figure 12 Stale air intake Cut an opening into the furnace return duct not less than 10 feet 3 1 m from the furnace A B Connect this opening to the stale air intake port on the HRV ERV as shown CAUTION If using Method 2 make sure the furnace blower operation is synchronized with the HRV ERV operation See Section 8 4 Fresh air distribution same instructions as for Method 1 or Method 2 Section 6 5 2 For method 2 return return make sure there is a distance of at least 3 feet 0 9 m between the 2 connections to the furnace NOTE For Method 1 it is not essential to synchronize the furnace blower operation with the HRV ERV operation but we recommend it 17 6 0 installation contd 6 6 CONNECTING DUCTS TO THE UNIT Insulated flexible duct Use the following procedure for connecting the insulated flexible duct to the ports on the unit exhaust to outside and fresh air from outside a Pull back the insulation to expose the flexible duct b Connect the interior flexible duct to the port using a duct tie c Carefully seal the connection with duct tape d Pull the insulation over the joint and tuck it between the inner and outer rings of the double collar e Pull the va
28. nit If the motor runs on high speed and the damper opens the circuit board is not defective Unplug the unit and check to make sure all the crimp connections are secured Check the damper actuator connections as well Feed 120 V directly to the damper actuator If the problem persists replace the damper actuator Replace the circuit board if the problem is not solved by the above f the outside temperature is below 15 C 5 F and the unit has an enthalpic recovery core energy recovery core then the TBI mode is probably activated See Section 7 5 Ensure that the color coded wires have been connected to their appropriate places Unplug the unit Wait 30 seconds Plug it back in Inspect every wire and replace any that are damaged With the help of a multimeter check for continuity Remove the wall control and test it right beside the unit using another shorter wirer If the wall control works there change the wire If it does not change the wall control f the second wall control does not solve the problem then replace the circuit board 30 13 0 Troubleshooting contd Problems Possible causes You should try this 4 The 20 minute push button The switch or the 20 40 60 minute may be defective push button timer does not workOR its indicator light does not stay on VE0067 Unplug the unit Disconnect the main control and the optional s control s if need be Jump t
29. por barrier over the insulation and over the outer ring of the double collar f Apply duct tape to the joint making an airtight seal Avoid compressing the insulation when you pull the tape tightly around the joint Compressed insulation loses its R value and causes water dripping due to condensation on the exterior surface of the duct CAUTION Make sure that the vapor barrier on the insulated ducts does not tear during installation to avoid condensation within the duct a b d f Q VJ0001 VJ0002 VJ0003 VJ0004 VJ0005 Rigid duct Use duct tape to connect the rigid ducts to the ports CAUTION Do not use screws to connect rigid ducts to the ports Make sure that the 2 balancing dampers are left in a fully open position before connecting the ducts to these ports fresh air distribution port and stale air exhaust port as shown on figure 14 VJ0009 figure 14 18 6 0 installation 6 7 INSTALLING THE EXTERIOR HOODS CAUTION All models require an exhaust hood with a backdraft damper This damper closes when the unit is off and prevents unwanted cold air from entering the house Choose an appropriate location for 6 g installing the exterior hoods e minimum distance of 6 feet 1 8 m edad p between the hoods to avoid cross contamination aminimum distance of 18
30. r parts only If this product was installed with a matched NORDYNE system it carries the system warranty 15 0 References HVI Installation Manual for Heat Recovery Ventilators 1987 edition ASHRAE 1984 Systems Handbook chapter 11 Air Distribution Design for Small Heating and Cooling Systems MADE Ur c bus mur LISTED CERTIFIED Sj ____ A QO T I um 8234 6
31. r to an alternative drain pipe or pail Be sure there is slight slope for the run off To drain VO0011 19 7 0 Control Devices 71 Main Controls CAUTION All models require a main control Basic model Electronic model f CONDENSATION CONTROL CONDENSATION CONTROL Q cS CONDENSATION CONTROL red O MAXIMUM SPEED AIR EXCHANGE IN PROGRESS SUPPLY CONTRO ES eB n ANTEHMIT Y VCO0028 VCO0027 Basic Electronic OFF Position Intermittent exchange TBI 20 ON 40 OFF Low speed continuous exchange High speed continuous exchange Detector Condensation control Temperature scale types Mode indicator Air exchange indicator Condensation Pollutant control max speed indicator Maintenance indicator with flashing intermittent Sliding button Push button ndicators gt o o 7 2 OPTIONAL CONTROL 20 40 60 MINUTE PUSH BUTTON TIMER This remote illuminated switch is typically installed in bathrooms kitchen and laundry room to provide 20 40 or 60 minutes of high speed ventilation at the push of a button The switch is supplied and mounted on a white single gang wall plate 20 7 0 Control Devices contd 7 3 OTHER FEATURES FURNACE INTERLOCK for forced air heating system The furnace fan can be interlock
32. rary high speed activation capability deactivated when the outside temperature warms up higher than 15 C 5 F 21 8 0 Installation of the Controls 8 1 DIMENSIONS AND SPECIFICATIONS MAIN CONTROLS Voltage 12 volts DC 19g Dimensions 5 x 5 x 1 3 8 35 mm 5 127 mm gt 127 mm x 127 mm x 35 mm m 3 3 lt NI xH FRONT VIEW SIDE VIEW 8 2 INSTALLATION OF THE MAIN CONTROL BASIC AND ELECTRONIC CAUTION Never install more than one main control per unit INSTRUCTIONS 1 Determine the location of the control The wall control must be installed in a central location on the main floor Typical locations for these controls are kitchen main hallways and family room 2 Remove the button s and the cover plate of the control VC0026 ELECTRONIC 3 Install the wall control 60 inches 1 5 m from the floor and leave a free space of at least 2 inches 5 cm to the right of the control to allow user to slide out the control instructions Use the template provided in the control box to position the wire hole and the screw holes Use the screws and the plastic anchors provided in the installation kit to secure the control See figure 16 22 VD0025 60 1 5 m figure 16 8 0 Installation of the Controls 8 2 INSTALLATION OF THE MAIN CONTROL
33. room 20 cfm for the master bedroom and the basement Low speed 40 60 of high speed ASHRAE Standard 62 2001 0 35 air change per hour Refer to ventilation code of your area to determine which method to use Example Second floor Main floor Bedroom Master 2 Bedroom Kitchen Dining room 1320 ft Living room Bedroom 3 Bedroom 1 Family room 1320 ft Basement Basement 1320 ft VH0021A CSA F326 ASHRAE Standard 62 2001 Kitchen 10 cfm Volume of basement 10560 ft Dining room 10 cfm Volume of main floor 10560 ft Living room 10 cfm Volume of second floor 10560 ft Family room 10 cfm Master bedroom 20 cfm Total volume 31680 ft Bedroom 1 10 cfm ___ 5 Bedroom 2 10 cfm 11090 tt h Bedroom 3 10 cfm 60 min h Bathroom 1 10 cfm Bathroom 2 10 cfm Bathroom 3 10 cfm Laundry room 10 cfm Basement 20 cfm Total 150 cfm Total 185 high speed high speed AY H n s ow ssaoxe jueuodui 20 pue 9 01095 0 Duipioooe L 150490 195 SAHA 012 081 51300 01 091 STAGOW AHF es eid sula INOZ 1s0Jjep peunbei Jou 150 pepuerxa H 1 5 0 SS99X3 20 pug SAYH 3402 0LC Ad3 OS 1 Ad3 579000 AHF
34. st duct End branches Each end branch will have to transport an air flow of 70 cfm 140 divided by 2 Table above indicates a 5 duct recommended air flow 75 cfm maximum air flow 110 cfm The high speed air flow of 70 cfm is close enough to the recommended value 75 and far enough away from the maximum value 110 Therefore 5 O duct or larger is an appropriate choice for the 2 end branches NOTE 4 duct would have been too small because the maximum acceptable value for a 4 duct is 60 cfm 14 6 0 installation contd 6 4 CALCULATING THE DUCT SIZE 6 4 2 Example of a design for a fully ducted system for a unit having a high speed performance of 222 cfm See figure 9 129 0 93 VI0004 7 222 figure 9 6 5 INSTALLING THE DUCTWORK AND REGISTERS Z WARNING Never install a stale air exhaust register in a room where a combustion device is such as a gas furnace a gas water heater or a fireplace 6 5 1 Fully Ducted System as illustrated in Section 5 1 Stale air exhaust ductwork Install registers in areas where contaminants are produced kitchen bathrooms laundry room etc e Install registers 6 to 12 inches 152 to 305 mm from the ceiling on an interior wall OR install them in the ceiling e Install the kitchen register at least 4 feet 1 2 m from the range top f possible measure the velocity of the air flowing through the registers
35. tables refer to Section 9 0 Wiring Diagram 4 0 Technical Data contd 4 3 PERFORMANCE CHARTS MODEL NUMBER ERV 150 Electrical requirements 120 volts 1 3 Amps 225 Exhaust Air Transfer Ratio 0 06 200 VENTILATION PERFORMANCE 175 0 I 35 External Static Net Supply Gross Air Flow us Pressure Air Flow Supply Exhaust 05 2 Pa in wg ls cfm 1 5 cfm 1 5 cfm OT 9 25 0 1 81 173 87 184 93 197 zo Supply 50 0 2 78 165 83 175 86 182 58 7 7 is 75 03 72 152 76 162 80 169 ae Exhaus 100 0 4 67___142 71 151__77__163 Ew Vs 125 0 5 55 117 59 124 67 143 7 150 0 66 46 98 49 104 56 118 175 0 7 36 77 39 82 41 87 25 200 0 8 30 63 32 67 24 51 t Note Unit operating at maximum speed VG0041 0 26 m qm m 155 ENERGY PERFORMANCE Gross Airflow 1 5 0 47 1 5 1 cfm Supply Net Average Sensible Recovery Apparent Sensible Latent Recovery Temperature Airflow Power Efficiency Effectiveness Moisture Transfer F V s cfm Watts 0 32 29 60 56 71 79 0 53 HEATING 0 32 47 100 80 64 73 0 41 0 32 65 137 126 60 68 0 36 15 5 31 65 64 56 81 0 41 Total Recovery Efficiency COOLING 35 95 28 59 52 45 MODEL NUMBER ERV 210 Electrical requirements 120 volts 1 9 Amps 225 Exhaust Air Transfer Ratio 0 06 200 VENTILATION PERFORMANCE 175 Exter
36. tem following a major house renovation or following the installation of any extra registers Make sure the user understands how to use the main control as described in the user manual Ifthe unit being installed is an ERV then make sure the user understands the characteristics of the special cold weather TBI mode The user should understand that his unit will not obey the settings on the main wall control when the temperature drops below 15 C 5 F See Section 7 5 CAUTION Do not oil the motor It is already permanently lubricated 29 13 0 Troubleshooting NOTE Inspect the unit before proceeding with these steps Start up troubleshooting Problems Possible causes 1 Unit does not work The circuit board may be defective 2 The damper actuator does not work The 9 pin connector may have a loose connection The damper actuator may be defective The circuit board may be defective The wall control does TBI mode is activated not work OR the indicators flashes every 8 seconds The wires may be in reverse position Erratic operation of the control every 8 seconds The wires may be broken There may be a short circuit The wire in the wall OR the wall control may be defective The circuit board may be defective You should try this VEO0082 Unplug the unit Disconnect the main control and the optional s control s if need be Jump B and G terminals Plug the u
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