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User Manual - J&A Heating and Plumbing

1. eo OoOjo o joG o o we ma ojo 4 BIS 9 9 s o O Co N s N D pe ojo N N 5 6 Butterfly Damper 6 Butterfly Damper 7 Insulated Flexible Ducting Qty Req d Dia Door Port Balancing Kit __ t 99 S Speed 2 med low m x05 omes men ee _ e ___ _____ w 5m Speed 1 low 108 51 T 107 TA non 46 22 xay oe we C Jp 3 po S ewj 4 E Js __ OPTIONAL ACCESSORIES MUST BE ORDERED EXTRA Included in the unit 3727 Y3727 Y3727 Y3727 Y3727 Y3727 91X09 N A N A 2 6 N A 2 5 COMMON ACCESSORIES AS REQUIRED BASED ON USER APPLICATION same kit w o Gauge Digital Handheld Manometer Magnehelic Gauge only 0 0 25 Pitot Tube Balancing Kit c lt N A N A Y2206 Y2207 Y6484 N A N A 79P83 N A N A 56N82 72X52 NOTE All specifications are subject to change without notice Page 4 Ventilator Dimensions and Flow Diagrams Filter Blow
2. PRODIIG ANION S ca aos dud te Ge Ste ches beret Required Tools Ventilator Specifications amp Performance Chart Ventilator Dimensions and Flow Diagrams Ventilator Dimensions and Flow Diagrams Defrost Cycle Requirements Controlling the Ventilators O NJ NJ IN ES FE Package 1 of 1 contains SEEE TERME i Dehumidistat Operation 1 Assembled ventilator Ventilation 10 1 Bag assembly containing QD CONE Rn dee 13 Installation Methods 14 2 Drain spout assemblies HRV units only Installing HRV ERV Unit esee 18 i Installing Drain Connection and Grilles 20 1 Drain tee HRV units only Installing 21 4 Hanging straps Installing Main Control 23 _ Activating Dry Contact Controls Elect Connections 24 1 Installation manual Installing Operating Fan Timers 24 1 Warranty card Interlocking HRV ERV to Furnace
3. MS A Figure 17 Weatherhood Installation CAUTION Potential equipment malfunction or damage May require repairs and or void warranty Snow accumulation may block airway of weather hoods Install intake and exhaust weatherhoods at least 18 inches 457 mm above the ground or above the depth of expected snow accumulation Install intake and exhaust weatherhoods with at least 6 feet distance between openings to prevent short circuit air routes Local codes may require a greater distance between openings Page 21 Units with Dual Hood Kit The Dual Hood Kit Y3813 offers the benefit of requiring only one 6 hole the exterior wall to complete the connec Intake Airflow Chart tions for fresh air intake and stale air exhaust The pres mag sure drop airflow charts should be referred to when match Das ing the Dual Hood to the HRV ERV gag Equipment Performance with the Dual Hood 025 These charts and table illustrate the External Static Pres 170 sure ESP and the corresponding airflows of Lennox HRVs and ERVs when using the Dual Hood in the system Perform all calculations for duct sizing in the usual manner taking into account measured and equivalent lengths Siac Pressure in wg Airflow cfm See Note Compatible with Dual Exhaust Airflow Chart m
4. 0 330 83 129 0 640 160 162 0 420 105 147 0 340 85 126 0 650 163 159 0 430 108 144 0 350 88 124 0 660 165 157 0 440 110 155 142 0 360 90 122 0 670 168 154 0 450 113 153 140 0 370 93 139 120 0 680 170 152 0 460 115 151 138 0 380 95 137 117 0 690 173 149 0 470 118 149 135 0 390 98 135 115 0 700 175 147 0 480 120 147 133 0 400 100 133 113 0 710 178 144 0 490 123 145 131 0 410 103 131 111 0 720 180 142 0 500 125 144 129 0 420 105 129 108 0 730 183 139 0 510 128 142 126 0 430 108 127 106 0 740 185 137 0 520 130 140 124 0 440 110 125 104 0 750 188 175 134 0 530 133 138 122 0 450 113 123 102 0 760 190 172 132 0 540 135 136 119 0 460 115 121 99 0 770 193 169 129 0 550 138 134 117 0 470 118 119 97 0 780 195 167 127 0 560 140 132 115 0 480 120 117 95 0 790 198 164 124 0 570 143 130 113 0 490 123 115 93 0 800 200 161 121 0 580 145 129 110 0 500 125 113 90 0 810 203 158 119 0 590 148 127 108 0 510 128 111 88 0 820 205 155 116 0 600 150 125 106 0 520 130 109 86 0 830 208 153 114 0 610 153 123 104 0 530 133 107 84 0 840 210 150 111 0 620 155 121 101 0 540 135 105 81 0 850 213 147 109 0 630 158 119 99 0 550 138 102 79 0 860 215 144 106 0 640 160 117 97 0 560 140 100 77 0 870 218 141 104 0 650 163 115 94 0 570 143 98 75 0 880 220 139 101 0 660 165 114 92 0 580 145 96 72 0 890 223 136 99 0 670 168 112 90 0 590 148 94 70 0 900 225 133 96 0 680 170 110 88 0 600 150 92 68 0 910 228 130
5. 2 wire timers require a jumper between ON and RED on the terminal block Caution Low Voltage Only Figure 23 Mechanical Timer Installation Interlocking the HRV ERV Blower to Air Handler Furnace Blower Connecting the HRV ERV unit as illustrated will ensure the air handler furnace blower motor is operating whenever the HRV ERV blower is ventilating The HRV ERV unit must be interlocked to the furnace air handler with a simplified return return installation and should be interlocked with a partially dedicated installation see figure 24 CAUTION Potential equipment malfunction or damage May require repairs and or void warranty When interconnecting HRV ERV ductwork with HVAC duct system HRV ERV blower must be inter locked with HVAC blower System air circulation must not be allowed to backflow through HRV ERV ite connection t Thermostat Furnace RGW Caution Low Voltage Only Figure 24 Interlocking HRV ERV Unit Blower to the Air Handler Furnace Blower Electrical Connections Plug the HRV ERV directly into a standard designated 120VAC electrical outlet Use of an extension cord is NOT RECOMMENDED for this appliance If further wiring is required then a licensed electrician should make all electrical connections It is recommended that a separate 15 amp 120 volt circuit be used Figures 25 thru 27 Page 25 thru Page 27 show wiring diagrams for the units described i
6. of non metal lic flexible insulated duct should be connected between the HRV ERV and the supply exhaust duct system to avoid possible noise transfer through the duct system All ducts running through attics and unheated spaces must be sealed and insulated to code IMPORTANT Applications such as greenhouses atriums swim ming pools saunas etc have unique ventilation re quirements which should be addressed with an iso lated ventilation system Healthy Climate HRV ERV Ventilators Installation Methods Simplified Return Return Simplified Installation Return Return Method The simplified method draws stale air from the cold air re turn duct of the air handler furnace and introduces an equal amount of fresh air farther downstream into the cold air return see figures 8 and 9 Key points HRV ERV unit must be balanced e 15 mandatory to eliminate recirculation that either the furnace blower run continuously or HRV ERV unit operation be interlocked with the furnace blower e he duct configuration may change depending on the HRV ERV model See specifications for your unit Check local codes and authority having jurisdiction for acceptance Return Air 40 1 m gt Minimum uiu Outdoors Los Dampers for 36 Balancing 914mm Min Airflows N Recommended NO _ Cool Air d Return Forced Air Furnace Spring Loaded Backdraft gt Leaf Hinge
7. Outside Outside Inside Inside Note Front clearance of 25 in 635 mm is recommended for servicing unit All ducts use 5 in 125 mm oval collars balancing Defrost Damper 7 For TPD dampers are located on all collars Model Only Filter Removable Heat Recovery Core Motorized Impeller 7 22 3 4 in 578 mm Top View Condensate Drains Front View 17 1 4 in 438 mm 14 in 356 mm Stale Fresh Stale Fresh HRV5 200 TPD Air To Air From Air From Air To Outside Outside Inside Inside Note Front clearance of 25 in 635 mm is recommended for servicing unit All ducts use 6 in 150 mm oval collars balancing Li Recirculating La dampers are located on all collars Defrost Damper Removable Heat Recovery Core 18 3 4 in 476 mm 15 in 381 mm Motorized Impeller 33 5 8 in 854 Mens Condensate Drain Front View Top View HRV3 095 ADJUSTABLE HANGING FRESH stTALE STRAPS WITH S HOOK 4 _ u OUTEDE OUTSIDE THREADED INSERTS 4 at corners STALE AIR L5 FRESH AIR TOP VIEW FROM INSIDE ae FRO fhe STALE AIR TO OUTSIDE i OUTSIDE FILTER DIVIDER PANEL 5 7 Exhaust 5 127 in back T eet side ae un 9 mm round collar chamber Pa STALE AIR n front 7 E FRESH AIR FROM INSIDE hamber INSIDE Exhaust 178 mm f Supply 6 N 6 an CORE i in s red 178 mm round converted round to ova
8. Yes 5 wm wr ww Ya evo e e we Ye _ envio e Ye _ en Note Normal system design ESP is 0 3 to 0 5 0 20 State Pressure in wg Stale Air Exhaust Component Rating SIDE VIEW All plastic components are rated UL 94V 0 Foam components are rated 5 50 Flame inches mm spread smoke development HI U Contact your local building authority be fore installation of the Dual Hood kit to verify compliance with local building codes Refer to the installation instruction 507040 01 which come with the Dual Hood for complete installation instructions Figure 18 Dual Hood Dimensions and ratings Page 22 Healthy Climate HRV ERV Ventilators Installina Main Control 6 Connect red green and yellow to the wiring terminals pedo C The main control may be installed onto a 2 x 4 electrical switch box or it may be surface mounted onto a wall Only one master control should be installed to a ventilation 7 Secure a single wire to the wire retainer located on the back plate detail C system Note the face plate on this illustration may not be 8 Attach the back plate to the wall using the 2 supplied exactly the same as yours screws and anchors 1 Remove the Operating Instructions card from the top 9 Attach the faceplate to the back plate detail B BE of the control see figure 19 detail A CAREFUL to correctly align the faceplate to avoid 2 Separate the faceplat
9. commences and resets upon operation verified power up of HRV ERV 4 issue detected action required NOTES 1 Humidity disable is an automatic operation which cannot be overridden by any control 2 When Defrost mode is enabled HRV the damper is in recirculation mode damper closed to outdoor air Recirculation mode is only available on recirculating defrost models HRV3 095 HRV3 150 TPD HRV4 150 HRV4 200 Humidity override to high speed is disabled Four consecutive temperature readings below 60 F 15 C Humidity override to high speed enabled HRV ERV unit set to standby mode HRV ERV unit set to recirculation mode see note 3 Is external control operating HRV ERV fan at HIGH speed Fan continues to run in LOW speed for 3 minutes once every 6 hours Four consecutive temperature readings 60 F 15 C and Fan will run in low speed ventilation for 3 minutes once every 6 hours Recirculation mode see note 3 is overridden to ventilation mode to execute the humidity disable feature Damper in ventilation for 3 minutes once every 6 hours Fan continues in current speed Humidity sampling may execute during HIGH speed override or extend HIGH speed override up to an additional 3 minutes Humidity override not above disabled Defrost Mode HRV No external control can override this mode speed until cycle is complete KEY unless HRV is alrea
10. 3 The hour and AM or PM flashes Use UP DOWN arrows to find the correct hour Press SET 4 The minutes will flash Use UP DOWN arrows to find the correct minute Press SET to complete entry Programming the Control 1 Press and release MODE until PROGRAM SET ap pears Press SET 2 Weekday letters MTWTF flash Press SET WAKE flashes Press SET 4 AM or PM flashes Use UP DOWN arrows to find desired time in 20 minute intervals Press SET 5 FAN flashes Use UP DOWN arrows to find desired fan speed 0 5 Press SET 6 OFF flashes Use UP DOWN arrows to find desired operation mode VENT 20 40 20 40 RECIRC RE CIRC OFF Press SET button two times Refer to 4 Mode Descriptions Page 10 for a description of operational modes 7 LEAVE flashes Repeat steps 4 to 6 to program up to 4 events per day 8 ARRIVE flashes Repeat steps 4 to 6 to program up to 4 events per day 9 SLEEP flashes Repeat steps 4 to 6 to program up to 4 events per day 10 Weekend letters SS flash Press SET Repeat step 3 to 9 C2 Page 12 Running the Programmed Setting After the program ming has been completed activate the program e Press the MODE button until PROGRAM and RUN are indicated Setting the Dehumidistat See Dehumidistat Opera tion Page 8 before setting the dehumidistat 1 Press and release MODE until RH and a number flashes Use UP DOWN arrow
11. 3 for your model and determine the FRESH AIR and STALE AIR flow rates Damper down the higher airflow and repeat Steps 5 to 7 as required until both airflows are identical bal anced Remove the tape and rubber fittings and reinstall the 4 Door Port Covers to Fresh Air HRV3 150 TPD Balancing Ports HRV3 150 TPF HRV5 150 HRV5 200 TPD Gauge connected to Fresh Air Balancing Ports DIGITAL MANOMETER Gauge connected to Stale Air HRV3 150 TPD Balancing Ports HRV3 150 TPF HRV5 150 HRV5 200 TPD Gauge connected DIGITAL um ALI Balancing Ports to Stale Air Figure 32 Door Balancing Ports Stale Air Page 32 Healthy Climate HRV ERV Ventilators Table 1 Airflow Balancing Reference HRV3 150 TPD amp HRV3 150 TPF Speed 5 factory setting Speed 4 Speed 3 Pressure Drop Pressure Drop Pressure Drop Fresh Air Stale Air Fresh Air Stale Air Fresh Air Stale Air wg Pa CFM CFM g Pa CFM CFM wg Pa CFM CFM 0 580 145 177 0 360 90 160 0 280 70 140 0 590 148 174 0 370 93 158 0 290 73 138 0 600 150 172 0 380 95 156 0 300 75 135 0 610 153 169 0 390 98 154 0 310 78 133 0 620 155 167 0 400 100 151 0 320 80 131 0 630 158 164 0 410 103 149
12. Air Handler 25 i Wallemounted remote control Electrical Connections Wiring Diagrams 25 Airflow Balancing using Pitot Tube 29 ing the Door Ports General Information These instructions are intended asa general guide and do Troubleshooting eo at Be eae a ae 39 t d i Loodes C authori Replacement Part Summary 40 ix way AA A OE Homeowner Maintenance Information 42 who have jurisdiction before installation Ventilator Application Map HRV ERV Ventilators 43 08 2014 507363 01 Terms amp Definitions Defrost Mode HRV to ensure reliable operation during cold weather the HRV will automatically cycle through its defrost mode as needed Dehumidistat a control device that senses the amount of moisture in the air and activates high speed ventilation when the air moisture level exceeds the set point Reset whenever resetting of the HRV ERV is required simply unplug the power cord for 30 seconds The Self Test will occur when the HRV ERV is reconnected Self Test each time the HRV ERV is powered ener gized the self test function will automatically initiate Dur ing the self test the HRV ERV will cycle through all the speeds available 1 5 test the damper motor operation
13. TPD 200 TPD HRV3 195 HRV3 300 ERV3 150 ERV3 200 095 095 GDX 150 150 GDX Y2143 Y2144 Y2138 Y2139 Y2142 Y2967 Y6419 Y6420 16 x 24 1 2 x 14 3 4 x 19 x 18 1 2 33 5 8 gt s High Speed HVI Certified om us 184 87 222 105 14 3 4 x 19 14 3 4 x 19 x 49 x 49 77 77 108 108 15 x 18 3 4 x 33 5 8 CFM L s 216 101 CFM L s 232 110 151 71 193 91 om T5 var 2059 EL 84 40 60 CFM 28 59 CFM 28 100 CFM 114 117 63 L s 88 L s 84 47 1 5 77 54 1 5 86 55 1 5 90 30 L s 81 55 1 5 76 100 CFM 114 117 63CFM 116 60 CFM 28 59 CFM 28 L s 75 L s 75 61 CFM 29 64 CFM 30 L s 68 L s 72 47 1 5 68 100 CEM 47 1 5 68 54 1 5 78 55 1 5 79 30 1 5 69 112 132 a 53 1 5 72 62 L s 70 N N 55 1 5 69 Ni 65 117 30 L s 37 55 L s 41 117 CFM 55 1 5 50 65 CFM 2 2 1 Recovery Recovery Recovery Recovery Aluminum Aluminum Aluminum 8 Heat Recovery Heat Recovery Heat Recovery No No No Yes Yes 4 Yes Yes Yes Yes Yes Yes Yes table continued on next page Page 3 Healthy Climate HRV ERV Ventilators Specifications Model No HRV3 150 TPD 150 TPD GDX Y5447 Y642
14. effect will be required The dehu midistat operates in 9o of RH relative humidity with 80 be ing high and 20 being low Set the Dehumidistat to 80 RH to disable If after a few days further dehumidification is required the house is too humid set the humidity level to a lower setting Comfortable humidity levels range be tween 30 and 50 RH depending on personal preference The dehumidistat should be off for all seasons except the heating season set to 80 RH Synchronizing the Humidity Setting The optional wall controls Y2171 and Y2172 have a fea ture that allows the controls to be synchronized with other humidity instruments in the home To synchronize 1 Turn off the control with the ON OFF button 2 Simultaneously press and release the ON OFF button and the 20 40 60 minute high speed override button 3 Use the Up Down arrow buttons to adjust the Humidity Indicator on the display screen to the number of de grees difference between your humidity measuring device Minus is indicated by flashing 4 Press the MODE button Dehumidistat Disable Feature The new auto dehumidistat function prevents unwanted use of the dehumidistat when outdoor temperature ex ceeds 59 F 15 C The dehumidistat function will be disabled if the outdoor temperature exceeds 59 F 15 C for a 24 hour period The dehumidistat function will be re enabled if the unit is unplugged for 3 minutes or if the outdoor temperature drops b
15. hole for plate Wire opening the top screw and anchor l retainer Drill 3 8 hole for the wire opening Face plate contact pins Wiring Drill 1 8 hole for terminals the bottom screw and als Dehumidistat sensor chor openings to room air allow accurate sen __ B sor readings ottom screw Detail C Detail D Detail F FRONT VIEW OF BACK PLATE Drill holes in wall Correct installation of back plate Figure 19 Main Control Installation Page 23 Setting Standby when using an Optional Main Control The HRV ERV will be fully off when the OFF position is selected on the optional Main Control Timers and or other A CAUTION controls will not function when the HRV ERV is in the OFF Building codes in some areas re position quire fully off functionality Check with your local building authority The fully off feature can be modified to by before modifvina the unit to stand adding a jumper on the Terminal Block between 2 ON and _ by off 3 RED see figure 20 g Unintentional operation of the HRV Standby can also be achieved by setting the main control DR ERV by the end user may occur if the to the ON position and selecting speed 0 see note Tim unit is modified from fully off to ers and or additional controls will initiate high speed ven standby off tilation when activated NOTE Speed is not avail
16. is 5 diameter duct has 0 14 sq ft cross section area 6 diameter duct has 0 20 sq ft cross section area e 7 diameter duct has 0 27 sq ft cross section area The accuracy of the airflow reading will be affected by how close to any elbows or bends the readings are taken In crease accuracy by taking an average of multiple readings as outlined in the literature supplied with the Pitot tube Healthy Climate HRV ERV Ventilators Airflow Balancing Using the Pitot Tube All Models Stale Air from Building Pitot Tube facing towards the air Balancing Drill 3 16 in holes in Damper Stale amp Fresh air dia elbows ducts Magnehelic gauge must be level 1 SS See gt gt gt 7 Fresh Air to Building ee RENE cn n Balancing Damper Step 2 Insert the pitot tube with the tip facing towards the air Step 1 Drill a 3 16 in hole in the duct ideally 3 stream in the stale air from Building air stream Move the pitot ft downstream and 1 ft upstream of any elbows tube around in the duct facing toward the airflow and take an or bends in the fresh air and stale air streams average reading Record the reading Balancing Pitot Tube facing Damper towards the air stream A Minimum of 18 from blower or elbows Seal holes Magnehelic gauge must _ Balancing Damper be level NJ Step 4 a Review the readings and damper down the duct with CE the highest duct velocity
17. is indicated by flashing 4 Press MODE Digital 2 Speed 4 Mode Control Y2171 This fully digital device allows control of when and how much fresh air will enter the home Key features e 2 speed fan setting Low 1 High 2 Standby setting Fan speed 0 e Electronic dehumidistat e Four selectable modes of operation see 4 Mode De scriptions in left column of this page Continuous Ventilation VENT 20 min On 40 min Off 20 40 20 min On 40 min Recirculate 20 40 RECIRC Continuous Recirculation RECIRC e 20 40 60 High speed override button e Instruction card inserted in control e Easy to read LCD screen e Connect to 3 wire 20 gauge min low voltage wire Setting the Control 1 Press and release MODE until FAN symbol appears on the screen Press SET 2 Use UP DOWN arrows to select desired fan speed 0 1 2 Press SET 3 Use UP DOWN arrows to select the desired opera tional mode VENT 20 40 20 40 RECIRC RE CIRC OFF Press SET 20 40 60 Minute High Speed Timer Override This function temporarily initiates high speed ventilation for 20 40 or 60 minutes Press OVERRIDE once for 20 twice for 40 and three times for 60 minutes Setting Dehumidistat Refer to Dehumidistat Opera tion Page 8 before setting the dehumidistat 1 Press and release MODE until RH and a number flashes Use UP DOWN arrows to select desired num ber Press MODE to exit 2 Press MODE agai
18. located on the cabinet to energize the unit 3 Observe the squence of operation to verify the unit is operating correctly Troubleshooting Symptom Cause Solution Poor airflow s Mesh on outside hoods plugged Filters plugged Core obstructed House grilles closed or blocked Dampers closed if installed Poor power supply at site Ductwork is restricting HRV ERV Improper speed control setting HRV ERV airflow improperly balanced Clean exterior hoods or vents Remove and clean filter Remove and clean core Check and open grilles Open and adjust dampers Have electrician check supply voltage at house Check duct installation Increase the speed of the HRV ERV Have contractor balance the HRV ERV Supply air feels cold Poor location of supply grilles airflow may irritate occupants Outdoor temperature extremely cold Locate the grilles high on the walls or under the baseboards install ceiling mounted diffuser or grilles so as not to direct air flow onto occupants e g over a sofa Turn down the HRV ERV supply speed A small duct heater 1kw could be used to temper the supply air Placement of furniture or closed doors restricting movement of air in home consider rearranging If supply air is ducted into furnace return the furnace fan may need to run continuously to distribute ventilation air comfortably Dehumidistat is not operating Outdoor temperature is above 59 F 15 C Improper low
19. voltage connection External low voltage is shorted out by a staple or nail Check dehumidistat setting it may be OFF Dehumidistat is functioning normally see Auto Dehumidistat Disable in this manual Check that the correct terminals have been used Check external wiring for a short Set the dehumidistat at the desired level Humidity levels are too high condensation is appearing on windows Dehumidistat set too high HRV ERV unit is undersized to handle a hot tub indoor pool etc occupant lifestyle Moisture coming into the home from an unvented or unheated crawl space Moisture remaining in washroom and or kitchen areas Condensation seems to form in the spring and fall seasons HRV ERV is set at too low a speed Set dehumidistat at lower level Cover pool hot tub when not in use Avoid hanging clothes to dry indoors storing wood indoors and venting dryer inside Vent crawl space and place a vapor barrier on the floor of the crawl space Ducts from washroom should be sized to remove moist air as effectively as possible use of a bathroom fan for short periods will remove additional moisture On humid days as seasons change some condensation may appear but the home s air quality will remain high with some HRV ERV use Increase speed of HRV ERV Humidity levels Dehumidistat control set too low Set dehumidistat at higher level are too low Blower speed of HRV ERV is too high Decrease HRV ERV
20. weatherhood must be 18 460mm above grade minimum The airflow must be confirmed on site using the balancing procedures found in this manual Figure 11 Direct Connection of Supply Air Stream to the Furnace Cold Air Return Stale air drawn from key areas of home Page 16 Healthy Climate HRV ERV Ventilators Installation Methods Fully Dedicated Fully Dedicated Installation The fully dedicated installation draws stale air from specific points in the house and delivers fresh air to specific loca tions of the house This system is not connected to an air handler furnace see figures 12 and 13 Figure 12 Fully Dedicated System Outdoors Stale air ducts should be installed in areas of the home where the poorest indoor air quality exists bathrooms and kitchen Each location with a stale air duct should have a timer to initiate high speed ventilation Refer to Optional Timers on page 12 Fresh air ducts should be installed to all bedrooms and liv ing areas excluding bathrooms kitchen and utility areas Grilles should be located high on a wall or in ceiling loca tions Grilles that diffuse the air comfortably are recom mended Refer to Grilles on page 19 Special care should be taken in locating grilles if the floor is the only option available Areas such as under baseboard heaters will help to temper the air Optional inline duct heaters are available for mounting in the supply air duct work to add
21. 08 2014 507363 01 Supersedes 06 2014 INDOOR AIR QUALITY KITS AND ACCESSORIES HEALTHY CLIMATE HRV amp ERV VENTILATORS INSTALLATION INSTRUCTIONS amp HOMEOWNERS GUIDE FOR HEALTHY CLIMATE HEAT RECOVERY VENTILATOR HRV amp ENERGY RECOVERY VENTILATOR ERV _ HRV5 150 242 9 rare DX Y6420 ERV3 150 Y2138 ERV3 200 Y2139 THESE INSTRUCTIONS MUST REMAIN WITH THE HOME OWNER FOR FUTURE REFERENCE These models have earned the ENERGY STAR mark by meeting strict energy efficiency guidelines set by Natural Resources Canada and the US EPA These models meet ENERGY STAR requirements only when used in Canada AWARNING Risk of property damage injury or death Installation adjustments alterations service and maintenance must be performed by a qualified service technician Shipping and Packing List HRV5 200 TPD Y6421 HRV5 200 TPD GDX Y6422 HRV3 150 TPD Y5447 HRV3 150 TPD GDX Y6423 HRV3 150 TPF Y5448 HRV3 150 TPF GDX Y6424 HRV3 195 Y2143 HRV3 300 Y2144 Dual core door removed Available inCanada only FE All Units 150 Y amp Conform to m 9001 SP HVI 52007 em CSA amp UL ENERGY STAR C P MEMBER COMPANY Standards Table of Contents Shipping and Packing List General Information Terms amp
22. 12 The air handler furnace blower should be running when the HRV is operating to evenly distribute the fresh air through out the house Refer to Interlocking the HRV to an Air Handler Furnace Blower on page 24 Key points The HRV ERV must be balanced e It is recommended that the furnace blower run continu ously or HRV ERV operation be interlocked with the furnace blower to evenly distribute the fresh air throughout the house Refer to building code e The duct configuration may change depending on the HRV ERV model See specifications for your unit Check local codes and authority having jurisdiction for Figure 10 Partially Dedicated System acceptance EXHAUST AIR from various parts of home i e bathrooms kitchens utility areas Return Air gt gt Sp 36 Dampers for Balancing all a tows ecommende w Outdoors Cool Air Return yo Forced Air Spring Loaded Furnace Backdraft A Leaf Hinge Recommended Damper Install the Backdraft Damper with the leaf hinge vertical Recommended The damper is installed on the Stale Air to Outside Collar 5 127 mm Backdraft Damper Y3728 Installation Notes 6 152 mm Backdraft Damper Y3727 See unit specifications for exact port locations Unit is normally balanced on HIGH speed with the furnace blower ON Weatherhood arrangement is for drawing purposes only Six feet 2m minimum separation is recommended The
23. 21 Ilo eed ES d Ou Ee bus 92E55 O 192 THITE eni d ed 92E56 OF 56N81 Dual Hood kit includes hood assembly foam gasket duct splitter duct insulator retainer screw assembly nylon cable tie screens labelled Supply Exhaust OTOZ MM te Y3813 Kitchen Grille 6 x 10 152mm x 254mm May be required by code for kitchen applications contains removable grease filter 18N48 Back Draft Dampers Su dS cers Y3728 TAIN ie RES c tete Y3727 Butterfly Balancing Dampers 152 HIM oe ead os 91X09 T CLZO TED oua d SIE hee field supplied Duct Heaters 6 152 im IKW ss spaces anen aa Bn he 97E73 6 152 thm 2I W risane gnas raian et 20N16 T 178 MM ZAW soe cece eR REGES 97E74 Page 2 Specifications HRV3 HRV3 150 Model No Y5447 Y6423 Energy Star qualified No Canada Only No Single Core HRV Units Dual Core HRV Units 150 TPD 150 TPD GDX TPF 150TPF GDX Y5448 Y6424 14 x 17 1 4 x 22 3 4 Cabinet Size Inches 22 3 4 14 x 17 1 4 x Weight 51 51 Shipping Weight 54 54 in w g P CFM L s CFM L s 0 1 25 169 74 174 82 0 2 50 156 69 165 77 0 3 75 149 63 154 73 0 4 100 136 59 143 67 TET 192 62 0 6 150 116 49 120 56 0 7 1
24. 3 Single Core HRV Units HRV3 150 TPF 150 TPF GDX Y5448 Y6424 Dual Core HRV Units 21 916 ERV Units HRV3 HRV5 HRV5 095 095 GDX 150 150 GDx 200 TPD 200 TPD Gox PETS 295 waaa Y2142 Y2967 Y6419 Y6420 Y6421 Y6422 OPTIONAL FAN CURVES SPEEDS FACTORY TESTED in w g Pa 0 1 25 0 2 50 0 3 75 0 4 100 NIL OO ON am on gt o N CFM L s CFM L s Speed 4 med high CFM L s CFM L s CFM L s CFM L s CFM L s CFM L s CFM L s 101 48 101 48 91 43 91 43 82 39 82 39 69 33 60 28 69 33 60 28 wen 10348 asen 1765 ETT wo 6 LIS ses es ss 10469 106 50 110 52 93 44 134 62 108 50 79 37 E 64 30 43 20 89 42 63 30 Speed 3 med 142 67 194 91 97 46 133 63 0 2 50 EE m E EE 136 64 178 83 87 41 130 61 Co N ete e e e Li N 127 60 170 79 81 38 124 58 76 65 154 02 LIT poen a sees eres es pores 69 me 1 _ egg 7269 s 94 44 80 38 exc ojojo a ojojo N TES
25. 670 168 96 117 0 570 143 86 100 0 790 198 133 152 0 690 173 91 112 0 590 148 81 96 0 700 175 89 110 0 720 180 84 105 0 620 155 741 89 0 740 185 80 101 0750 188 78 99 0 650 163 68 82 0760 190 76 96 0 660 165 66 80 0770 193 73 94 0 790 198 69 90 0 690 173 60 74 0 810 203 65 86 0 930 233 97 119 0 830 208 61 82 0 730 183 53 66 0 840 210 59 80 0750 188 49 63l 0960 240 90 112 0760 190 48 61l 0 770 193 46 ___ 59 0 880 57 0 990 0 890 0 790 56 1 000 0 900 225 48 8 0 800 54 66 0 810 203 40 99 65 95 61 92 0950 238 40 59 1 000 265 68 90 57 0 860 1 070 268 66 88 56 0 870 1 080 270 64 86 54 42 1 090 273 62 84 40 o 2735 60 82 1 120 2 80 56 78 1 020 255 30 47 0 920 2 30 27 36 46 1 140 44 0 940 33 73 43 0 950 238 25 32 1160 290 48 71 41 1 170 23 47 69 1070 268 24 40 67 38 65 37 1 100 275 21 35 61 1 230 Refer to Installer Selectable High Speed Settings in 56 this manual for more information NOTE Door port 54 balancing on the HRV5 200 TPD requires a 53 Magnehelic Gauge with a scale of 0 to 1 00 w c 51 49 48 46 1 310 38 23 44 1 320 3 30 22 43 Page 35 Healthy Climate HRV ERV Ventilators Sequence of Operation HRV ERV Operational Operational Flowchart Flowchart SYSTEM POWER ON SYSTEM
26. 75 103 45 107 521 0 8 200 89 40 95 45 0 9 225 77 33 83 39 1 0 250 58 29 71 34 Sensible Effectiveness 66 CFM 66 CFM 32 F 0 C 31 L s 74 31 L s 75 Sensible Efficiency 66 CFM 66 CFM 32 F 0 C 31 L s 61 31 L s 66 76 CFM 31 L s 63 Sensible Efficiency 13 F 25 C 76 CFM 30 1 5 56 Latent Efficiency N A 95 F 35 C Total Efficiency 95 F 35 C Number of speeds available with included wall control Number of speeds available with optional wall control 3 gt Heat Heat Ventilator Type Recovery Recovery Heat Energy Recovery Core Aluminum Aluminum Number of HRV ERV Cores 1 1 Defrost Recirculating Fan Door Port Balancing Yes Yes Balancing Damper in Supply amp Exhaust Collar Yes Yes Number of Ports 4 4 Pre Filters Foam Supply amp Exhaust YER Wall Controller Included Y2166 Y2171 H C ERV Wall Control on off Service Indicator N A Y2165 Electrical Characteristics Fan HP Motor Type Fan Watts High Speed 0 3 in w g Fan Watts Low Speed 0 3 in w g Amp Rating Condensate Drain Connections Spouts qty 2 1 2 o d Drain Tee qty 1 1 2 o d NOTE All specifications are subject to change without notice Single Core ERV HRV3 HRV5 HRV5 200
27. 9 Figure 25 Residential Wiring Diagram HRV3 095 HRV5 150 HRV3 195 HRV3 300 ERV3 150 ERV3 200 Page 26 Healthy Climate HRV ERV Ventilators CAUTION ELECTRICAL CONTROL PANEL SERVICE BY ELECTRICIAN ONLY LEGEND HIGH VOLTAGE Standard Thermistor 12V LOW VOLTAGE Located in Fresh Air fram Outside BLACK fr si NEUTRAL LINE AUTO n TRANSFORMER TO Bi DIRECTIONAL DAMPER MOTOR JTO KS HRV Circuit Board Note If any of the original ai wire supplied with the unit must be replaced use only Motors TEW certified wire IMPORTANT Control low voltage is 12VAC DO NOT CONNECT EXTERNAL POWER SOURCES TO THE UNIT FAN MOTOR DETAILS AUTO TRANSFORMER DETAIL TEES INTER PINS 1 2 AND 3 ARE OPTIONAL PLUG IN COMNECTOR AUTO TRANSFORMER Figure 26 Residential Wiring Diagram HRV3 150 TPD and HRV5 200 TPD Page 27 CAUTION ELECTRICAL CONTROL PANEL SERVICE BY ELECTRICIAN ONLY LEGEND STANDARD THERMISTOR HIGH VOLTAGE LOCATED IN FRESH AIR 12V LOW VOLTAGE FROM OUTSIDE ___ 2 45 H P7 P6 BLACK COMMS Sr ET P1 1 KRE Er T6 nummum NEUTRAL LINE FAN OP SEE DIL HRV CIRUIT BOARD AUTO TRANSFORMER DEFROST DETAILS PCB PLUG IN NOTE If any of the m original wire supplied 9 si with the unit must be z 1 repl
28. 94 0 690 173 108 85 0 610 153 90 66 0 920 230 127 91 0 700 175 106 83 0 620 155 88 63 0 930 233 125 89 0 710 178 104 81 0 630 158 86 61 0 940 235 122 86 0 720 180 102 79 0 640 160 84 59 0 950 238 119 84 0 730 183 100 76 0 650 163 82 57 0 960 240 116 81 0 740 185 99 74 0 660 165 80 54 0 970 243 113 79 0 750 188 97 72 0 670 168 78 52 0 980 245 111 76 0 760 190 95 69 0 680 170 76 50 0 990 248 108 74 0 770 193 93 67 0 690 173 74 48 1 000 250 105 71 0 780 195 91 65 0 700 175 72 45 1 010 253 102 69 0 790 198 89 63 0 710 178 70 43 1 020 255 100 66 0 800 200 87 60 0 720 180 68 41 1 030 258 97 0 810 203 85 58 0 730 183 66 39 1 040 260 94 0 820 205 84 56 0 740 185 64 1 050 263 91 0 830 208 82 54 0 750 188 62 1 060 265 88 0 840 210 80 51 0 760 190 60 1 070 268 86 0 850 213 78 0 770 193 58 1 080 270 83 0 860 215 76 0 78 195 56 1 090 273 80 0 870 218 74 0 79 198 54 1 100 275 rg 0 880 220 72 0 8 200 52 1 110 278 74 0 890 223 70 0 81 203 50 0 9 225 69 0 82 205 48 0 91 228 67 0 83 208 45 0 92 230 65 0 84 210 43 0 93 233 63 0 85 213 41 0 94 235 61 0 95 238 59 0 96 240 57 0 97 242 55 0 98 245 54 0 99 247 52 1 250 50 Refer to Installer Selectable High Speed Settings in this manual for more information NOTE Door port balancing on the HRV3 150 TPD and HRV3 150 TPF requires a Magnehelic Gauge with a scale of to 1 00 w c Page 33 Healthy Climate amp HRV ERV Ventilators Table 3 Ai
29. A Latches Keeper Y6449 Y6449 Y6449 Y6449 Y6449 11U82 11U82 Y6449 Y6449 DAMPER MOTOR ROTATION Y6447 CW rotation Y6448 CCW rotation Page 40 Healthy Climate HRV ERV Ventilators Blower Assembly Service Dealer Only To Remove Blower Assembly figure 33 AWARNING Electric Shock Hazard Can cause injury or death Disconnect all remote electrical power supplies before servicing Unit may have multiple power supplies Unit must be connected to a grounded power supply in accordance with na tional and local codes 1 Unplug the HRV ERV and open the service door 2 Remove core Remove inch sheet metal screws on front lip of cabi net 4 Remove two Phillips head screws on right side panel o Remove inch sheet metal screws securing electrical box to blower divider panel 6 Remove ground wire and black and white wire from cir cuit board leading to the motor and pull wires to re move from the electrical box 7 Remove assembly blower motor blower panel by sliding left and down To Assemble Blower Assembly Follow the above steps in reverse order IMPORTANT Note motor rotation before disassembling the motor assembly Mark rotation on blower divider panel with a marker To Replace Motor figure 34 1 Remove both blower end caps by applying pressure 2 Remove blower wheels by loosening Allen screw on motor shaft 3 Remove nuts from motor through bolts Ensure mot
30. D LATCH KIT KEEPER HRV CORE BLOWER ASSEMBLY LEFT HOUSING SET RRE ERV CORE BLOWER ASSEMBLY WHEEL KEEFER FOAM FILTER MOTOR WALL CAPACITOR CONTROL BLOWER HOUSING SET BLOWER WHEEL see figure 34 for details MOTOR CAPACITOR see figure 34 for details poc di HRV3 150 TPD HRV3 150 TPF HRV3 HRV5 HRV5 150 TPD GDX 150 TPF GDX 095 095 GDX 150 150 GDX 200 TPD 200 TPD GDX HRV3 195 HRV3 300 ERV3 150 ERV3 200 ReplacementParts v5447 Y6423 Y5448 Y6424 2142 2967 v6419 Y6420 Y6421 Y6422 Y2143 Y2144 Y2138 Y2139 Motor Capacitor N A N A Y2146 Y5437 N A Y2145 Y2147 Y2145 Y2145 Motor Replacement Kit Top Port Models Y 5438 Y 5438 N A N A Y 6450 N A N A N A N A Blower Housing Set N A N A Y2149 Y5439 N A Y2150 Y2150 Y2148 Y2148 Blower Wheel CW red dot N A N A Y2153 Y2152 N A Y2152 Y2152 Y2151 Y2152 Blower Wheel CCW N A N A Y2156 Y2154 N A Y2155 Y2155 Y2154 Y2155 Core Assembly Y5441 Y 54441 Y2159 Y5440 Y 5440 Y2159 Y2159 Y2157 Y2157 Core Assembly Left Y2160 Y2160 Foam Filter Set 2 Y2162 Y2162 Y2163 Y5442 Y 5442 Y2162 Y2162 Y2161 Y2161 Me Y2164 Y2164 Y2164 Y2164 Y2164 Y2164 Y2164 Y2164 Y2164 Damper Motor Y6447 N A Y6447 Y6448 Y 6448 Y 6448 Y 6448 Wall Control with the Unit Y2166 Y2171 Y2166 Y2171 Y2166 Y2171 Y2166 Y2171 Y2166 Y2171 Y2166 Y2166 Y2165 Y2165 Fan Relay N A Y5473 N A N A N A N A N A N A N
31. F button arrow High speed override timer indicator indicator Daytime event program indicator Figure 5 Programmable 5 Speed 4 Mode Control Y2172 Healthy Climate HRV ERV Ventilators Optional Timers The timer will override the Operational Mode regardless of the setting and initiate high speed ventilation Upon completion of the timer cycle the HRV ERV will return to preselected operational mode and speed setting 20 Minute Timer Y2168 Initiates high speed ventilation for 20 minutes The 20 min ute status light indicate high speed operation Lockout Mode is useful to disable the timer Set lockout by holding the SELECT button for 5 seconds similarly unlock by holding the SELECT button for 5 seconds Connect to 3 wire 20 gauge low voltage wire and is installed in a standard 2 x 4 electrical box 20 Minute Status Lights Select Button Figure 6 20 Minute Timer Y2168 20 40 60 Minute Timer Y2169 Initiates high speed ventilation for 20 40 or 60 minutes The 20 40 60 minute status lights indicate high speed op eration Lockout Mode is useful to disable the timer Set lockout by holding the SELECT button for 5 seconds similarly unlock by holding the SELECT button for 5 seconds Connect to 3 wire 20 gauge min low voltage wire and is installed in a standard 2 x 4 electrical box 20 40 60 Minute Status Lights Select Button Figure 7 20 40 60 Minute Timer Y2169 Page 13 Ins
32. NC Terminal 5 GND Terminal 10 BLK Refer to interface operation instructions Fan may operate based on interface settings Interface control with ON OFF connected No fan operation Damper in recirculation position Fan override to a higher speed from interface control Jumper ON to RED plus LOW Fan in LOW speed ventilation Jumper ON to _ NO RED plus BLK BIN operation Jumper ON to RED plus HI Humidity Disable activated by outdoor temperature Fan in Normal HIGH speed operation ventilation NO l Failed _ HRV ERV controller High Speed Overrides Low Fan operation can be overridden to higher speeds by an external control setting or function such as A Y2169 20 40 60 minute timer manually activated running speed 5 Y2168 20 minute timer manually activated running speed 5 C Y2166 climate control with dehumidistat activated by humidity level running speed 5 D Defrost mode auto activated function running speed 4 HRV only Standby mode Jumper 2 ON to 3 RED Low speed fan Jumper 2 ON to 3 RED to 1 LOW HI speed fan Jumper 2 ON to 3 RED to 6 BLK Page 37 Sequence of Operation continued Dehumidistat Disable Outdoor humidity sampling automatically runs HRV ERV fan in LOW speed ventilation for 3 minutes every 6 hours This KEY Complete Defrost A mode Refer to defrost operation logic for schedule Defrost mode enabled
33. POWER ON KEY operation verified Check connections amp confirm 12VAC m Check connections amp confirm 12VAC Wall control 80 LED top KEY LED flashes to indicate operation verified revision then flashes until Wall control ON OFF LED flashes to indicate revision then flashes until A Arc issue detected STROBING communications check yellow wire connections Dehumidistat override Dehumidistat LED flashing Normal operation refer to page 8 for dehumidistat operation NOTES communications is established ON OFF LED status amp Dehumidistat LED Press ON OFF fan button LED ON RV fan operation either high or low Failed HRV controller Auto Transformer amp green wires HRV fan running according to dehumidistat setting otherwise low speed Failed wall control bo a Normal operation FAN Press ON OFF fan button FAN OFF Normal operation communications is l issue detected established action required STROBING ON OFF LED status No communications check yellow Press ON OFF fan button ERV fan in low speed Failed HRV controller Auto Transformer 1 Upon activation of a button the corresponding LED illuminates bright for 5 seconds then remains dim 2 System power ON means HRV ERV unit plugged into 120 VAC 3 System includes HRV ERV unit and wall c
34. RV ERV The use of an auxiliary drain pan under the installation should be considered CAUTION Potential poor air quality results HRV3 195 amp HRV3 300 defrost cycles will draw in air surrounding the defrost intake opening and distrib ute throughout the home Avoid locating defrost intake duct opening in an area that may draw in undesirable temperatures or poor air quality This is often achieved by drawing in air from a conditioned living space through a dedi cated duct installed on the defrost intake fitting Healthy Climate HRV ERV Ventilators Suspending the Unit using adjustable hanging straps Use 4 screws and 4 washers field provided to attach the hanging straps to the floor joists The washer must be wider than the eyelet of the grommet on the hanging strap By design the adjustable hanging straps reduce the possibility of noise resonance and harmonics Step 1 Insert the screws and washers field provided through Step 2 Unscrew the 4 machine screws located on the upper the Hanging Strap Grommets and fasten to the joists side of the unit Attach the S hooks and reinsert the ma Hanging Strap Grommets chine screws Screws and Washers E Buckles Hand Loops Step 3 Hook the bottom grommets of the straps through the S This ustranon of unit may vary from hooks Pull down vertically on the hand loops while lifting the unit you are inst
35. Recommended Damper Install the Backdraft Damper with the leaf hinge vertical Recommended The damper is installed on the Stale Air to Outside Collar 5 127 mm Backdraft Damper Y3728 Installation Notes 6 152 mm Backdraft Damper Y3727 See unit specifications for exact port locations Unit is normally balanced on HIGH speed with the furnace blower ON A minimum separation of 40 inches 1m is recommended between the two direct connections The exhaust air connection should be upstream of the supply air connection to prevent exhausting any fresh air Weatherhood arrangement is for drawing purposes only Six feet 2m minimum separation is recommended The weatherhood must be 18 460mm above grade minimum The airflow must be confirmed on site using the balancing procedures found in this manual Figure 9 Direct Connection of both HRV ERV Supply Air Stream amp Exhaust Air Stream to Furnace Cold Air Return Page 15 Installation Methods Partially Dedicated Partially Dedicated Installation Stale air ducts should be installed in areas of the home The partially dedicated installation draws stale air from where the poorest indoor air quality exists bathrooms and specific points in the house and introduces an equal kitchen Each location with a stale air duct should have a amount of fresh air into the cold air return see figures 10 timer to initiate high speed ventilation Refer to Optional and 11 Timers on page
36. able on all controls A Jumper must be in place between 2 ON and 3 RED on the Terminal Block to activate the HRV ERV for timers and The HRV ERV must have or dry contact controls a jumper in place be Adding Dry Contact Controls see figure 21 tween 2 ON and 3 RED Low speed j Dl co on the Terminal Block A jumper between 2 ON and 1 LOW initiates low speed PR eis when installing the unit ventilation without Optional High speed DEHUMIDISTAT Main Control A jumper between 2 ON and 6 HI initiates high speed ventilation Dehumidistat A dry contact for a dehumidistat is connected between 2 Figure 21 Adding Dry Contact Controls on Ter ON and 10 BLK minal Block on HRV ERV Installing Operating Fan Timers Installing 20 or 20 40 60 minute fan timers TERMINAL BLOCK Connections NOTES TNT From timer to terminal e Yellow on timer to YELLOW 4 Timers mount in standard 2 x 4 electrical boxes SPEED amp Red on timer to RED 3 Stat Wire multiple timers individually back to the unit Lions Ne S Green onc mer t9 GISEEJN 0 7 S la Use 3 wire 20 gauge low voltage wire NS Operating 20 or 20 40 60 minute fan timers Press and release the select button to activate a 20 40 or 60 minute high speed override cycle The high speed sta tus light will illuminate and the unit will run on high speed ventilation for the selected t
37. ace and the core straight and even push hard in the center of the core until the core stops on the back of the cabined NOTE Core will appear to stick out from cabinet approxi mately 1 8 3mm This is designed this way so that the access door will fit tight against the core Motors are maintenance free Clean drain condensate line at least once a year inspect drain line drain spout and P trap for blockage mold or kinks in the line Flush with warm soapy water and replace line if worn bent or cannot be cleaned Clean duct system if required the duct system from outside to and from the HRV ERV unit may accu mulate dirt Wipe and vacuum the inside of the duct once every year A capable HVAC service company will best perform this procedure Clean the blowers NOTE A capable HVAC service company will best perform this procedure blowers may accumulate dirt causing an imbalance and or ex cessive vibration of the HRV ERV unit A reduction in the airflow may also occur In new construction this may result within the first year due to heavy dust and may occur periodically thereafter over time depending on the outdoor conditions A Unplug the HRV ERV unit open the service door B Remove the core C Remove ducting metal and or flexible insulated type from the ports which are connected immedi ately inline with the fan assembly D Use a small brush and insert through the large opening of the fan assem
38. aces use only TEW E 1 PIN4 EMPTY certified wire aep o tmd bd a IMPORTANT Control low voltage is 12VAC DO NOT CONNECT EXTERNAL POWER SOURCE TO THE UNIT gt e i 59 TPF 3SP cud XR Figure 27 Residential Wiring Diagram HRV3 150 TPF Page 28 Healthy Climate HRV ERV Ventilators Installer Selectable High Speed Settings The circuit board on this unit has adjustable DIP switches to select the maximum air flow at high speed Adjusting high speed can be useful to accurately satisfy the calcu lated ventilation rate The chart below indicates how to ad just high speed to High Speed 4 and High Speed 3 Refer to the specification pages in the manual for the air flow rates for Speeds 5 4 and 3 The factory setting is High Speed 5 NOTE Low speed is not adjustable High Speed 5 factory setting ES Leave on actory High Speed 4 setting a BE High Speed 3 The orientation of the circuit board in the electrical box may differ from this illustration DIP switches 3 and 4 in ON position factory setting Functionality of DIP switches 1 and 2 DIP 1 ON R2000 defrost cycle disabled factory setting DIP 1 OFF R2000 defrost cycle enabled DIP 2 ON Recirculating Defrost models DIP 2 OFF Damper defrost and fan de frost models CH Lil 51 SEE NOTE B HEUTRAL Figure 28 Speed Settings DANGER Risk of Carbon Monoxide Poisoning and or Explo sion Can cau
39. alling up the bottom of the cabinet Repeat at opposite end of the unit Note Do not pull the hand loops ina horizontal direction laterally with the unit during installa tion or during ad straps ee Step 4 Level the unit from left to right and front to back EL Adjust the unit down by lifting up on the buckles Adjust the unit up by pulling down vertically on the hand loops while lifting up the bottom of the cabinet Buckles Step 5 Fold the hand loops and excess strap and secure with a nylon tie field provided Figure 14 Suspending unit using provided Hanging Straps HRV unit shown Page 19 Installing Drain Connection HRV unit only During a defrost cycle the HRV unit may produce some condensation This water should flow into a nearby drain or be taken away by a condensate pump CAUTION Potential Freeze Conditions leading to Water Dam age Condensation can accumulate and cause water damage to equipment finished surfaces and struc tures Do not install HRV or route condensate drain lines in areas that can be subjected to freezing Potential Water Damage Unit must be installed level to ensure proper con densation drainage Avoid installing units above areas or equipment that are sensitive to water dam age Connect condensate drains in accordance with na tional and local codes P Trap and tubing must be located below the HRV door with a minimum of 1 2 per fo
40. and will default back to the previous operational mode and speed selection Total self test duration is approximately 90 seconds Standby Mode the HRV ERV is powered energized and waiting for fan operation to be initiated For example the HRV is set to Continuous Ventilation Operational Mode at speed 0 Thermistor the HRV ERV s temperature sensor which measures electrical resistance in a known manner as out door temperatures fluctuate HVI Home Ventilating Institute R2000 Canada Home Building Energy Efficiency Stan dard HRAI Heating Refrigeration Air Conditioning Institute Application The Healthy Climate Heat Recovery Ventilator HRV and Energy Recovery Ventilator ERV are designed to provide fresh air while exhausting an equal amount of stale air Refer to application map on page 42 The HRV unit is equipped with an aluminum core The de vice uses the stale air that is being exhausted to condition the fresh air as it is being brought in The ERV unit is equipped with an enthalpic core This de vice is designed for use in warm humid climates with heavy air conditioning loads The ERV unit transfers both sensible temperature and latent moisture heat from in coming fresh air to the stale air as it is being exhausted thus reducing the air conditioning load The ERV unit is not suitable for use in climates where the temperature drops below 25 F 4 C for more than 5 days continuously Required Too
41. balance HRV ERV units properly may void warranty Page 29 Airflow Balancing Cont d Excessive negative pressure may have several undesir able effects In some geographic locations soil gases such as methane and radon may be drawn into the home though basement ground contact areas In humid geographic areas it may also cause condensation to form on inside walls Read the application warning in Clearances and Require ments section of this manual see 7 Balancing Preparation 1 All sealing of the duct system has been completed 2 All of the HRV ERV system components are in place and functioning properly 3 Balancing dampers are fully open Unit is on HIGH speed 5 Airflow in branch lines to specific areas of the house should be adjusted first prior to balancing the unit A smoke pencil used at the grilles is a good indicator of each branch line s relative airflow 6 Return air handling unit to appropriate fan speed for normal operation 7 A field supplied balancing damper for the stale air side is required for system balancing Balancing the Unit Balance the unit by measuring the unit s incoming fresh and exhausting stale airflows and dampering down the higher airflow to match the lower airflow Airflow Measuring Gauges Airflow measurement is achieved by using a gauge with an airflow measuring attachement connected to the high pressure and the low pressure side of the gauge Use a Digital Man
42. blower speed Occupant lifestyle issue Humidity may have to be added through use of humidifiers HRV ERV airflows may be improperly balanced Have a contractor balance HRV ERV airflows HRV units and or HRV air flows are improperly balanced Note minimal frost build up is expected on cores before unit ducts frosting up Malfunction of the HRV defrost system initiates defrost cycle functions Have HVAC contractor balance the HRV airflows Ensure damper defrost is operating during self test Condensation or ice build up in in sulated duct to Incomplete vapor barrier around insulated duct Hole or tear in outer duct covering Tape and seal all joints Tape any holes or tears made in the outer duct covering Ensure that the vapor barrier is complete sealed the outside Water in the bot Drain pans plugged Ensure o ring on drain nozzle sits properly tom of the Improper connection of HRV ERV drain lines Look for kinks in the drain line HRV ERV unit HRV ERV is not level Drain lines obstructed HRV ERV heat exchange core is not properly installed Check water drain connections Make sure water drains properly from pan s Page 39 Replacement Parts Summary LATCH J FOAM FILTER 2 FAN RELAY HRV3 150 TPF only Ss TRANSFORMER CIRCUIT BOARD KIT DAMPER MOTOR FOAM FILTER CI FOAM FILTER TRANSFORMER CIRCUIT BOAR
43. bly and then through the smaller opening in the end of the fan assembly E Scrub individual fan blades until clean Avoid mov ing or damaging balancing flat weight clip is usu ally found on one or more of the fan blades F Vacuum and wipe out Reassemble Be sure ducting is attached firmly Seal and tape insulation and moisture barrier Healthy Climate HRV ERV Ventilators Application Map HRV ERV Ventilators ANOZ ALICINWAH HO9IH SNOILIGNOO SNOILIGNOO 31VH3GOlN SNOILIGNOO uey uoneouipiuunuep DBuruonipuoo DuneJedo esneo si suola AYA sKep uey snonunuoo 4oGZ JOU yun A3 peunbes HUN Aq 91027 puy YUN SUOI IPUOD JUN AY Aypiuung uBIH leuondo AYA JUN suonipuo peunbes SUOI IPUOD GNI Page 43
44. dy in a 3 recirculation mode operation verified Thermist issue detected ermistor measures outdoor action required temperature Defrost mode is initiated from 27 F 3 C and below Damper in recirculation mode at fan speed 4 for 3 minutes then damper remains in recirculation mode fan speed 0 for 25 minutes Is R2000 DIP switch in ON position Damper in recirculation mode fan speed 4 for 7 minutes then damper in ventilation mode fan Recirculation mode is only available on speed is default for 15 minutes recirculating defrost models HRV3 095 HRV3 150 TPD HRV4 150 HRV4 200 Damper in recirculation mode fan speed 4 for 4 5 minutes then damper in ventilation mode fan speed is default for 17 minutes BELOW 4 F 20 C Fan speed damper position default to previous mode prior to commencement of Defrost mode Damper in recirculation mode fan speed 4 for 3 minutes then damper in ventilation mode fan speed is default for 25 minutes BELOW 27 F 3 C Defrost mode complete Page 38 Healthy Climate HRV ERV Ventilators Troubleshooting Prior to proceeding with toubleshoot make certain the unit passes the self test Refer to Self Test Operational Flow Chart located in the Sequence of Operation section of this manual Follow these steps to initiate Self Test 1 Open the Access Door This will release the door switch 2 Depress the door switch
45. e Stale Air exhaust motor will continue to run After the defrost period the Fresh Air supply motor will re sume Defrost cycle repeats until the temperature rises above 27 F 3 C 1 6 Diameter t p D gt gt J SAME CIRCUMFERENCE aa In order to make the HRV3 095 unit as space efficient as possible the indoor supply and return ports are converted from round to oval shape Circumference of the port remains the same Simply bend a standard duct fitting to the correct shape and attach to the oval port using the same method as for a round port Figure 1 Shaping Ducting to fit Oval Indoor Supply Port Connecting appliances to the HRV ERV unit The following appliances should not be connected to the HRV ERV unit e clothes dryer e range top e stove top fan e central vacuum system NOTE Failure to follow this instruction will void the HRV ERV unit warranty DANGER Risk of Carbon Monoxide Poisoning and or Explosion Can cause injury or death Combustion and flue gases from heating appliances must never be allowed to enter living spaces HRV ERV unit must be properly balanced see page 28 or 31 to prevent negative pressure in structure Negative pressure can cause back drafting of combustion gases in other household appliances such as Gas Furnaces Oil Furnaces Hot Water Heaters Wood Stoves Fireplaces etc 5 Port HRV models only Defrost cycles will cause negative pressure in equipm
46. e from the back plate by firmly damaging the faceplate contact pins pulling apart detail B Be careful not to damage face plate contact pins 10 Insert the Operating Instructions card into the control 3 Place the back plate of the control in the desired loca SIMILE tion on the wall and pencil mark the wall in the center 11 Connect the 3 wires 20 gauge min to the terminal of the wire opening top screw hole and bottom screw block located on the ventilator detail E hole detail C 4 Remove the back plate and drill a 3 8 opening in the wall to allow for the wire opening and a 1 8 hole for the A IM PO RIANT wall anchors for the top and bottom screw holes detail D Inspect contact pins for damage or misalignment 5 Pull 3 wires 20 gauge min through the opening in Pins must be perpendicular to printed circuit board the wall and the wire opening of the back plate detail ili spaced for proper alignment to face Operating Instructions id Card plate N Caution Low Voltage Only Face plate RED 4 e 40 contact RH m 20 VENT TIMER 20 4 Separate E face plate from back plate Detail B Detail E MAIN CONTROL SIDE VIEW TERMINAL BLOCK CONNECTIONS located on ventilator Yellow on control to YELLOW 4 Red on control to RED 3 Top screw Green on control to GREEN 5 hole use 3 wire 20 gauge wiring min Back Wall face S plate _ Drill 1 8
47. e or se lected speed until the cycle is complete After the cycle is completed the HRV defaults to previous settings If the cycle is completed and the thermistor continues to mea sure defrost temperature the defrost cycle is repeated ERV s have no defrost cycle and are not recommended where outdoor temperatures fall below 25 F 4 C contin uously for more than 5 days Recirculating Damper Defrost HRV3 095 HRV3 150 TPD HRV5 150 HRV5 200 TPD During defrost a motor driven damper door mechanism closes off the supply air from outside allowing exhaust air to recirculate through the unit s core During defrost cycle no ventilation is occurring After the defrost period the damper operates in the opposite direction to reopen the fresh air port Defrost cycle repeats until the temperature rises above 27 F 3 C Page 7 Damper Defrost 5 port Models HRV3 195 300 During defrost a motor driven damper door mechanism closes off the supply air from outside allowing a fifth port to open enabling warm air to be drawn in from around the unit During defrost cycle stale air exhaust is still occurring After the defrost period the damper operates in the oppo site direction to reopen the fresh air port Defrost cycle re peats until the temperature rises above 27 F 3 C The defrost port can also be ducted to another location Fan Defrost HRV3 150 TPF During defrost cycle the Fresh Air supply motor will shut off and th
48. ed as the need arises For example if a large number of people are present in the home the unit should be switched temporarily to high speed Conversely when the home is unoccupied an intermittent operational mode e g 20 minutes on 40 minutes off may be used Electronics All units include a Wall Control Optional controls can be installed at the time of the installation or at a later date pro viding a number of choices for upgrading the basic fea tures of the ventilation system Dehumidistat Operation Often well insulated and air tight homes will have high in door humidity levels during the heating season High hu midity levels are apparent from the visible condensation on windows The amount of condensation on the windows will increase as outdoor temperatures drop The HRV ERV will reduce indoor humidity levels when out door air is drier than indoor air This usually occurs during the heating season when outdoor temperatures are less than 59 F 15 C HRV controls include a dehumidistat function which can be set to achieve a dehumidification effect from the HRV dur ing the winter heating season High speed ventilation will be initiated upon exceeding the dehumidistat set point Once the humidity in the house is reduced the HRV will re vert back to its previous setting It is recommended that the unit be operated for the first few days without use of the dehumidistat function to observe if a further dehumidification
49. elow 59 F 15 C for a 24 hour period The dehumi distat disable feature is permanently enabled in the ERV unit Page 9 Ventilation Controls included ERV Ventilation Control Y2165 Home ventilation provided by the ERV unit is easily con trolled with included ERV Ventilation System control Key features e ON OFF button with ON LED e Service indicator e Connect to 3 wire 20 gauge min low voltage wire UNIT ON OFF Control Press and release the ON OFF button ON indicator light illuminates press again to turn OFF Service Indicator LED After 4 months a SERVICE in dicator will appear Refer to Homeowner Maintenance In formation page 41 Upon completion of maintenance re set service light by pressing and holding RESET button for 5 seconds HRV Ventilation Control Y2166 Home ventilation provided by the HRV unit is easily con trolled with included HRV Ventilation System control HRV GDX Canada only units come with Y2171 Digital 2 Speed 4 Mode Control see figure 4 Page 10 Key features e ON OFF button with ON LED e Dehumidistat with LED indications e Service indicator e Connect to 3 wire 20 gauge min low voltage wire UNIT ON OFF Control Press and release the ON OFF button ON indicator light illuminates press again to turn OFF Humidity Control Unit will produce a dehumidifying ef fect when outdoor humidity levels are lower than indoor humidity lev
50. els Dehumidistat should not be used when outdoor temperatures are above 59 F 15 C Press and release DEHUMIDISTAT button until the DEHUMIDISTAT LED is at the desired setting After seconds the dehumi distat light will either flash or be on continuously A flashing light indicates the humidity level is higher than the setting and the unit is operating on high speed ventilation A con tinuous light indicates the humidity level is lower than the setting NOTE Only 1 dehumidistat should be active on a system Page 10 Service Indicator LED 4After 4 months a SERVICE in dicator will appear Refer to Homeowner Maintenance In formation page 41 Upon completion of maintenance re set service light by pressing and holding RESET button for 5 seconds Instruction Card ERV VENTILATION SYS TEM Indicator LED ON OFF Button rer Service Reset Button Dehumidistat Indicator LEDs Service ms Indicator LED 9 Service Reset H Figure 3 HRV Control Y2166 Healthy Climate HRV ERV Ventilators Ventilation Controls optional NOTE Recirculation is available on HRV3 095 HRV5 150 HRV5 200 TPD only 4 Mode Descriptions The two optional digital controls have 4 operational modes and 2 or 5 speeds on each mode to adjust indoor ventila tion levels Experiment with the ventilation levels in the home to evaluate the best amount of ventilation to suit the homeowner needs a
51. ent room Install ductwork and route to areas that do not contain appliances with vented combusted gases Never connect a return or supply duct to other heating units such as fireplaces wood stoves CAUTION Potential equipment malfunction or damage May require repairs and or void warranty Do not interconnect HRV ERV to other appliances such as Stove Vents Clothes Dryer Vents Central Vacuum Systems Auxiliary Fans etc Page 8 Healthy Climate HRV ERV Ventilators Controlling the HRV ERV Today s modern air tight homes require fresh outdoor air to maintain a healthy indoor air environment The amount of ventilation required in a home depends upon e the number of occupants and their activity levels e the way the home was built e personal preferences for fresh air The HRV ERV introduces fresh air to your home while re covering energy from the air it exhausts Specifically an HRV ERV that is properly installed operated and main tained will e exhaust stale contaminated air e recover the majority of the energy from the exhausted stale air e use the recovered energy to preheat or precool out side air that is drawn into the house e distribute the fresh air throughout the house How much ventilation is needed During seasons when windows and doors are closed win ter and summer if air conditioned the HRV ERV should be set to operate continuously on low speed with the option of going to high spe
52. er Blancing Damper Fresh Air To Inside Motor Blower Stale Air To Outside Balancing Damper Stale Air From Inside Removable Core Fresh Air From E23 Outside 33 5 8 in 850 mm Front View Note Front clearance of 25 in 635 mm is recommended for servicing unit All ducts use 6 in 152 mm connections Fresh Air Stale Air From Outside From Inside Recirculating il Filter iL Defrost Damper Removable Blower Heat Recovery Core Motor Fresh 97p E 8T Stale Air Air To Outside Inside 4 33 5 8 in 854 mm Condensate Drain Front View Removable Heat Recovery Fresh Air From Outside Inside Defrost Blower Damper Defrost Air From Inside Front View Condensate Drains Page 5 ERV3 150 200 gt c SF T 14 3 4 in 375 mm Side View 14 3 4 in 375 mm Side View m UJ NN 3 3 HRV5 150 Note Front clearance of 25 in 635 mm is recommended for servicing unit All ducts use 6 in 152 mm connections HRV3 195 300 14 3 4 in 375 mm Side View Note Front clearance of 25 in 635 mm is recommended for servicing unit Outside ports 6 in 150 mm Inside ports 7 in 178 mm Healthy Climate HRV ERV Ventilators Stale Fresh HRV3 150 TPD TPF Stale Fresh Air Air From Air From Air To
53. ge If possible avoid installing units above areas equipment that are sensitive to water damage Otherwise the use of an auxiliary drain pan under the installation is recommended Connect condensate drains in accordance with na tional and local codes P Trap and tubing must be located below the HRV door with a minimum of 1 2 per foot downward slope away from unit Location Selection It is recommended that the HRV ERV unit be located in a Page 18 conditioned space where it will be possible to conveniently service the unit Typically the HRV ERV unit would be lo cated in the mechanical room or an area close to the out side wall where the weather hoods will be mounted If a basement area is not convenient or does not exist a utility or laundry room may be used Attic installations are not normally recommended for HRV ERV units due to e the complexity of work to install e freezing conditions in the attic e difficulty of access for service and cleaning Sufficient clearance at the front of the access door is re quired for servicing the air filters and core A minimum of 25 635mm clearance is recommended so the door can be opened Four PVC reinforced polyester hanging straps are provided for hanging the HRV ERV unit from the base ment floor joists Consideration should be given to unforeseen events such as a clogged drain line or water intrusion due to rain This may cause water to form below the H
54. heat if required Key points HRV ERV must be balanced e The duct configuration may change depending on the HRV ERV model See specifications for your unit Check local codes and authority having jurisdiction for acceptance Fresh air to house main living areas bedrooms liv ing room rec room etc Stale air from various parts of home i e bathrooms kitch ens utility areas Ru Dampers for Installation Notes See unit specifications for exact port locations Balancing Airflows NY Unit is normally balanced on HIGH speed with the furnace blower ON Weatherhood arrangement is for drawing purposes only Six feet 2m minimum separation is rec ommended The weatherhood must be 18 460mm above grade minimum The airflow must be confirmed on site using the balancing procedures found on page 28 Figure 13 Fully Dedicated System Not connected to forced air system Page 17 Installing HRV ERV unit AWARNING Electric Shock Hazard Can cause injury or death Disconnect all remote electrical power supplies before servicing Unit may have multiple power supplies Unit must be connected to a grounded power supply in accordance with na tional and local codes CAUTION Potential Water Damage Condensation can accumulate and cause water damage to equipment finished surfaces and struc tures Unit must be installed level to ensure proper con densation draina
55. ime The high speed status light will dim after 10 seconds of run SELECT Butt time Initiates high speed ventilation for 20 40 or 60 minutes The high speed status light will flash during the last 5 min utes of the cycle All timers connected to the unit will illuminate for the dura Figure 22 20 or 20 40 60 Minute Timer tion of the override when the select button is pressed Installation Caution Low Voltage Only Page 24 Healthy Climate HRV ERV Ventilators Lockout mode The timer can be set to lockout mode timers disabled as follows press and hold SELECT for 5 seconds then the high speed status light will flash then release the button The timer is now in lockout mode If SELECT is pressed during lockout mode the high speed status light will mo mentarily illuminate but no override will be initiated If lockout mode is initiated when the timer is activated the timer will continue it s timed sequence but will not allow any further overrides to be initiated To unlock lockout mode press and holding SELECT for five seconds then the high speed status light will stop flashing release the button The timer will now operate normally Installing mechanical timers The mechanical timer is a two wire dry contact timer A jumper wire must be connected between ON and RED Connect the 2 timers wires to ON and HI see figure 23 Connect the 2 wires from the timer to ON and HI on the terminal block
56. l collar for service access 255 converted to supplied 2 I oval collar i DRAIN 16 5 18 1 2 470 mm SPOUT 406 mm HRV3 095 Air Flow Direction The top half of the unit is divided front to back This unique configuration allows the air to actually travel through the core twice making the HRV3 095 unit almost as efficient as a double core unit Stale air enters the front right side port The air will pass down the front half of the core then up the back half of the core and out the right rear port Fresh outdoor air will enter the left rear port and pass down the back half of the core Tt will then pass up the front half of the core and out the left front port Page 6 Healthy Climate HRV ERV Ventilators Defrost Cycle HRV The HRV has an electronically controlled defrost system The defrost cycle is activated when the outdoor tempera ture drops below 27 F 3 C There are three levels of de frost mode based on the outdoor temperature Incoming fresh air is measured to set the defrost times and the run times while in the defrost mode The three defrost settings are e At 27 F 3 C HRV runs in defrost for minutes and runs in ventilation for 25 minutes e 4 F 20 C HRV runs in defrost for 4 5 minutes and runs in ventilation for 17 minutes At 31 F 35 C HRV runs in defrost for 7 minutes and runs in ventilation for 15 minutes No remote device can override this defrost mod
57. ld not be ad justed after balancing the unit Install grilles or diffusers high on the wall or in the ceiling Kitchen grilles must never be connected to a range hood Install grilles at least 4 feet 1 2 m horizontally away from the stove Install field supplied balancing dampers external to the unit to balance the amount of stale air being exhausted with the amount of fresh air being brought into the house Refer to Air Flow Balancing on page 28 CAUTION Potential equipment malfunction or damage May require repairs and or void warranty Do not install intake grille within 4 feet 1 2 m of a kitchen stove or cooking surface that emit cooking vapors Kitchen Grille The kitchen grille includes a removable grease filter Most building codes require that kitchen grilles be equipped with a washable grease filter 6 152 mm x 10 254 mm 18N48 REMOVABLE GREASE FILTER KITCHEN GRILLE AIR FLOW SUPPLY Round Diffuser The round diffuser is a fully ad justable grille which provides superior quite air distribution These diffusers are available AIR FLOW 4 102 mm 92E54 EXHAUST 5 127 mm 92E55 6 152 mm 92E56 8 203 mm 56N81 ROUND DIFFUSER Figure 16 Kitchen Grille amp Round Diffuser Healthy Climate HRV ERV Ventilators Installing Weatherhoods Installing Ducting from Weatherhoods to the HRV ERV Unit The inner and outer liners of the flexible insulated duct mus
58. ls Materials Recommended Materials low voltage control wire 1 2 D drain hose aluminum foil duct tape mastic tape caulking material zip ties duct fabric flexible duct class II rated zip ties Balancing Tools Various Options Pitot Tube Balancing Kit 8 ft vinyl tubing Pitot tube magnehelic gauge 0 0 257 4 mounting plate 56N82 Pitot TUDE Oll used a En 72X52 Digital Manometer with range of 0 4 000 in a eo ao Lege at he a t ech Y6484 Door Port Gauge Tube Set can be used to balance HRV3 150 TPD TPF HRV5 150 200 Models Only Includes two connection hoses two rubber fittings and instructions Digital manometer reading down to 0 with resolution of 0 001 in w c or Magnehelic gauge scale of 0 to 1 0 in W C is not furnished and must be fields SUPPE et oua wee ee Optional Accessories 20 Minute Fan Y2168 20 40 60 Minute Fan Timer Y2169 Digital Control wall mounted Y2171 Programmable Control wall mounted Y2172 Weatherhood Kit includes 2 hoods 2 screens 2 12 sleeves 2 collars and supply exhaust labels REL EE wed es Euri 92E66 92MM pr ze vae vs 95P07 DEO THEE mesh d EO ud verd toS 17N11 Round Diffusers WM s sese sod CFI EU dr 92E54 S1
59. n this manual AWARNING Electric Shock Hazard Can cause injury or death Confirm the polarity of the 120 Volt supply source at the receptacle for the HRV ERV device The door safety switch of the HRV ERV can cause an electrical shock hazard if the polarity is not properly wired The grounding means of the HRV ERV device should also be confirmed The proper polarity and ground can be checked at the receptacle using 3 prong plug device called a polarity tester Another method to check for proper polarity is to use a volt ohm meter to check for voltage from hot black to ground chassis at the HRV ERV Page 25 CAUTION ELECTRICAL CONTROL PANEL SERVICE BY ELECTRICIAN ONLY LEGEND HIGH VOLTAGE THERMISTOR 12V LOW VOLTAGE NOT ON ALL UNITS n tees Lange SS q gee 919 d P4 P2 BLACK COMMS BLUE RED o nl T3 E T4 T6 7 Hn oo NEUTRAL LINE FAN OP BOARD GREEN 11 e BI DIRECTIONAL CAPACITOR E DAMPER MOTOR NOTE If any of the original wire FAN supplied with the unit must be AUTO TRANSFORMER DETAIL Mare replaces use only TEW certified wire DIRECT IMPORTANT Control low voltage MOUNTED is 12VAC DO NOT CONNECT iade EXTERNAL POWER SOURCE TO THE UNIT PIN 1 BLUE PIN 4 RED PIN 1 GREEN PIN 2 YELLOW PIN 5 WHITE PIN 2 GREEN PIN 3 BROWN PIN 6 BLACK 59 TI 8
60. n to return to operational features Instruction Fan speed indicator 20 40 60 minute high speed OVERRIDE button Humidity indicator MODE ae button UP select button NT amp IS arrow TIME 20 4076 ON OFF button SET button High speed override timer indicator Decrease button DOWN arrow Figure 4 Digital 2 Speed 4 Mode Control Y2171 Page 11 Ventilation Controls optional continued NOTE Recirculation is available on HRV3 095 HRV5 150 HRV5 200 TPD only Programmable 5 Speed 4 Mode Control Y2172 The optional Programmable 5 Speed 4 Mode Control is fully digital and allows programming that determines when and how much fresh air will be entering the home Key features e 24 7 programmable ventilation e 4 programmable events per day e b speed fan setting e Electronic dehumidistat e Four selectable modes of operation see 4 Mode De scriptions on page 10 Continuous Ventilation VENT 20 min On 40 min Off 20 40 20 min On 40 min Recirculate 20 40 RECIRC Continuous Recirculation RECIRC e 20 40 60 High speed override button e Service Maintenance reminder display e Easy to read backlit LCD screen e Connect to 3 wire 20 gauge min low voltage wire Setting Date amp Time 1 Press and release MODE until TIME and SET ap pear on the screen Press SET 2 The day of the week letter flashes Use UP DOWN ar rows to find the correct day of the week Press SET
61. nd preferences 1 Continuous Ventilation Mode VENT This is the most popular mode since it provides contin uous ventilation within the home You may for exam ple select Continuous Ventilation at high speed for high household activity levels or Continuous Ventila tion at low speed for lower activity levels 2 20 minutes ON 40 minutes OFF Mode 20 40 This mode provides 20 minutes of ventilation each hour Use this mode in low speed for low household ac tivity levels or if the home is unoccupied 3 20 minutes ON 40 minutes Recirculation Mode 20 40 RECIRC This mode provides 20 minutes of ventilation each hour and 40 minutes of recirculated air Use this mode if the HRV is NOT connected to a forced air system forced air system already circulates household air 4 Continuous Recirculation Mode RECIRC This mode recirculates household air no ventilation Use this mode if the HRV is NOT connected to a forced air system Synchronizing the Humidity Setting on Digital Controls Either optional control has a feature that allows it to be syn chronized with other humidity instruments in the home To synchronize 1 Turn off the control by pressing ON OFF 2 Simultaneously press and release ON OFF and the 20 40 60 minute high speed OVERRIDE buttons 3 Use the UP DOWN arrows to adjust the Humidity Indi cator on the display screen to the number of degrees difference between your humidity measuring device Minus
62. ometer reading down to 0 with resolution of 0 001 in w g or a Magnehelic Gauge for airflow measurement Note A Magnehelic Gauge with a scale of 0 to 0 25 in w g is necessary for using with a Pitot Tube and Magnehelic Gauge with a scale of 0 to 1 00 in w g is necessary for using on Door Port Balancing Gauge Attachments Common gauge attachments for measuring HRV ERV airflows are The pitot Tube This will measure the airflow in the ductwork for any HRV ERV Door Port Gauge Tube Set This will measure the airflow using the door ports for models HRV3 150 TPD TPF HRV5 150 200 e Flow Stations These are installed into the duckwork Page 30 Pitot Tube Balancing Proceedure 1 Operate all mechanical systems that have influence on the ventilation system at high speed These sys tems include the HRV ERV unit itself and the air han dler furnace if applicable This will provide the maxi mum pressure that the system will need to overcome and allow for an accurate system balance 2 Drill two small holes in the duct about 3 16 one hole 3 feet downstream of any elbows or bends and anoth er 1 foot upstream of any elbows or bends These are recommended distances but the actual installation may limit the amount of straight duct 3 Connect the Pitot Tube to the Digital Manometer or Magnehelic Gauge The tube coming out of the end of the Pitot is connected to the high pressure side of the gauge the tube coming ou
63. ontrol HRV Service Service LED Indicator Functions KEY operation verified status 4 month routine service to HRV required refer to issue detected action required page 41 Press and hold SERVICE button for 5 seconds to reset service reminder Service LED status Normal operation refer to page 9 for details Normal operation Page 36 ERV Service Indicator Functions KEY operation verified r issue detected Service LED status 4 month routine service to ERV required refer to page 41 Press and hold SERVICE button for 5 seconds to reset service reminder Service LED status on red amp green wires H ERV in low fan speed normal operation Failed wall control Ed Normal operation Press ON OFF fan button Normal operation Normal operation refer to page 9 for details Normal operation Healthy Climate HRV ERV Ventilators Sequence of Operation continued Self Test Operational Flowchart SYSTEM POWER ON Terminal block LED flashes NO to indicate KEY revision operation YES verified issue detected action required YES Terminal block LED flashes rapidly for 3 seconds Thermistor cable not connected into controller board NO Terminal block LED flashes during self test 3 sec ON and 0 5 sec OFF YES Self test mode fan
64. or caulking Exhaust Weatherhood Requirements Observe the following when installing the exhaust weatherhood 1 At least 6 2m from the ventilation air intake 2 At least 18 457mm above ground or above the depth of expected snow accumulation 3 At least 3 1m away from the corner of the building 4 Not near a gas meter electric meter or a walkway where fog or ice could create a hazard o Not into a garage workshop or other unheated space 6 AFTER installing the weatherhood its outside perime ter must be sealed with exterior caulking Weatherhoods Fixed covered weatherhoods have a built in bird screen with a 6mm mesh to prevent foreign objects from en tering the ducting labeled SUPPLY and EXHAUST 5 127 mm Part no 92E66 6 152 mm Part no 95P07 7 203 mm Part no 17N11 Collar is supplied to ensure SCREEN vapor barrier is 100 sealed side view to wall plate 1 4 6mm 12 galva SCREEN nized pipe front view supplied EXTERIOR WALL Thermal collar slides over galvanized sleeve of weatherhood Fasten thermal collar to belt 3 Slide insulated flexible ducting over the weatherhood s galvanized sleeve and fasten to the thermal collar Hood is hinged to allow for easy access for cleaning screen OUTSIDE INSIDE CORNER 36 1m min CORNER n d recommended sc 6 2m min EXHAU recommended 5 ER PES 18 460Mm min recommended 4 Vo ML GR
65. or is replaced with proper rotation The blower wheels are designed to scoop air and discharge towards the blower outlets To Assemble Motor Follow the above steps in reverse order Figure 34 Replacing Motor Page 41 Homeowner Maintenance Information AWARNING Risk of property damage injury or death Installation adjustments alterations service and maintenance must performed by qualified ser vice technician AWARNING Electric Shock Hazard Can cause injury or death Disconnect all remote electrical power supplies before servicing Unit may have multiple power supplies Unit must be connected to a grounded power supply in accordance with na tional and local codes 1 Inspect exterior hoods and vents at least once a month make sure exhaust and fresh air supply hoods are not blocked or restricted by leaves grass or snow In winter it is especially important to make sure snow is not blocking the hoods or that frost has not built up on the wire mesh bird screen IMPORTANT Blockage of hoods or vents may cause an airflow imbalance 2 Clean air filters three times a year the standard fil ters equipped with the HRV ERV are removable and washable Remove power to the unit Open access door Slide the core out Remove filter clips if present Remove filters off the core Rinse filters with water or a combination of mild soap and water Do not clean in the dishwasher To reas
66. ot downward slope away from unit The HRV cabinet has prepunched holes for the drain see figure 15 Insert the drain spout through the hole in the drain pan Be sure to install the O ring if supplied which seals each spout to the pan HAND TIGHTEN the washer and lock nut which hold the drain spout in place PRE PUNCHED HOLES DRAIN PAN DRAIN PAN DRAIN HOSE TEE PLUMBING TO DRAIN CONNECTOR PRE PUNCHED HOLES E DRAIN PAN DRAIN PAN DRAIN PIPE PLUMBING Figure 15 P Trap HRV unit only Construct a P Trap using the plastic tee connector see Drain Hose Plumbing figure 15 Cut two lengths of hose and connect each piece to an end of the T fitting then connect the other ends to the two drain spouts Position Page 20 the T fitting to point upward and connect the drain line Tape or fasten base to avoid any kinks creating a trap Pour a cup of water into the drain pan of the HRV after the drain connection is complete This creates a water seal which will prevent odors from being drawn up the hose and into the fresh air supply of the HRV Fig 15 also shows Drain Pipe Plumbing NOTE Secondary drain pan may be required to protect from condensate leakage especially when unit is installed above living space Installing Grilles Use adjustable grilles or diffusers to balance the flow rates into and out of various rooms The grilles shou
67. pressure Repeat step 2 and step 3 until both ducts show identical readings Step 3 Repeat step 2 to measure the fresh air to Step 4 b Upon completion of balancing seal the holes foil tape building duct recommended Balancing Dampers HARD RIGID DUCTING Balancing Dampers are located in the rounds collars of the HRV5 150 ERV3 150 ERV3 200 and the oval collars of the HRV3 150TPD TPF HRV5 200TPD Installations where the HRV is ducted directly to the return of a furnace or air handler may require NOPEAT E TE A E ORENG additional dampering on the fresh air to building duct This is due tot he high return static pressures found in duebf some forced air installations ____ _______ ae Balancing dampers zie to be installed In Push and turn with slotted screwdriver ie aud the fresh air and stale air ducting when installing Damper automatically locks when of sel Sn to impede HRV3 95 HRV3 195 and HRV3 300 Refer to ducting iibi bbb LU illustrations located in the INSTALLATION METHODS section of this manual Figure 29 Built In Balancing Collars HRV3 150 200 amp ERV3 150 200 only Page 31 Airflow balancing using the door ports Available on Selected Models Door balancing ports available only for HRV5 150 HRV5 200 TPD HRV3 150 TPD and HRV3 150 TPF are de signed to be used in conjunction with a Magnehelic Gauge or Digital Manometer to measure the stale and fresh air flow
68. rflow Balancing Reference HRV5 150 Speed 5 factory setting Speed 4 Speed 3 Pressure Drop Fresh Air Stale Air Fresh Air Stale Air Pressure Drop Fresh Air CFM Stale Air CFM CO TD HB WIR WM Refer to Installer Selectable High Speed Settings in this manual for more information NOTE Door port balancing on the HRV5 150 requires a Magnehelic Gauge with a scale of 0 to 1 00 w c 0 410 103 201 Page 34 Healthy Climate HRV ERV Ventilators Table 4 Airflow Balancing Reference HRV5 200 TPD Hi 3 Supply Air Exhaust Air Pressure Drop Pressure Drop Supply Air Exhaust Air Pressure Drop Supply Air Exhaust Air w g Pa cfm cfm wg Pa cfm cfm Pa cfm cfm 0 320 80 160 __ 169 0 360 146 156 0 590 148 191 207 0 490 123 146 162 0 390 98 136 148 0 620 155 182 198 0 520 130 137 154 0 420 105 127 139 0 5520 130 99 _ 113 0 530 133 __ 96 _ 110 0 760 190 141 160 0 660 165 99 119 0 560 140 88 103 0
69. s for balancing NOTE Door port balancing on the HRV3 150 TPD and HRV3 150 TPF requires a Magnehelic Gauge with a scale of 0 to 1 00 w c HRV4 150 and HRV4 200 require a Mag nehelic Gauge with a scale of to 0 50 w c Balancing Procedure 1 Prepare the airflow measuring device Magnehelic Gauge or Digital Manometer by connecting the hoses to the low and high pressure side of the gauge 2 Insert the hoses into the rubber fittings from the option al Door Port Adapter Kit Y2206 or Y2207 Use light pressure and rotate until fitting is snug Do not extend the hose past the rubber fitting 3 Open the HRV Door Remove the 4 Door Port Covers by carefully pushing them out from the back side of the door use the blunt end of a large drill bit etc Gauge connected 4 Close the HRV Door Initiate power and operate the HRV on high speed Operate the forced air system on high speed if the HRV is connected to the forced air system Measure Stale air lInsert the 2 rubber fittings from the gauge to the STALE AIR Balancing Ports see fig ure 32 Seal the FRESH AIR Balancing Ports upper left and lower right with tape Record your reading Measure Fresh air lInsert the 2 rubber fittings from the gauge to the FRESH AIR Balancing Ports see fig ure 31 Seal the STALE AIR Balancing Ports upper right and lower left with tape Record your reading Refer to the Airflow Balancing Reference see tables 1 2
70. s to find the desired number RH set point Press the MODE button to exit 2 Press MODE again to return to operational features IMPORTANT Only one main control can be installed on the sys tem Manually Setting the Control 1 Press and release MODE until MANUAL and RUN flashes Press SET 2 Use UP DOWN arrows to select the desired fan speed 0 5 using the UP DOWN arrows Press SET 3 Use UP DOWN arrows to select the desired operation mode VENT 20 40 20 40 RECIRC OFF using the UP DOWN arrows Press SET 4 The control will remain in the MANUAL RUN position until you change back to PROGRAM refer to Running the Programmed Setting above 20 40 60 Minute high speed Override Button This function temporarily initiates high speed ventilation for 20 40 or 60 minutes Press OVERRIDE once for 20 twice for 40 and three times for 60 minutes Service Indicator After 4 months a SERVICE indica tor will appear To reset the service indicator e Press and release the UP DOWN arrows simulta neously SERVICE icons will flash for 5 seconds e Press SET within the 5 seconds and the service indi cator will reset uw Instruction Fan speed card indicator 20 40 60 minute high speed OVERRIDE button UP button Jene RECIRC MODE select w pen arrow button 5 SET button SERVICE Mode indicator ARRES EE Increase Decrease button DOWN ON OF
71. se injury or death Combustion and flue gases from heating ap pliances must never be allowed to enter living spaces HRV ERV unit must be properly balanced to prevent negative pressure in structure Negative pressure can cause back drafting of com bustion gases in other household appliances such as Gas Furnaces Oil Furnaces Hot Water Heaters Wood Stoves Fireplaces etc 5 Port HRV models only Defrost cycles will cause negative pressure in equipment room Install duct work and route to areas that do not contain ap pliances with vented combusted gases Never connect a return or supply duct to other heat ing units such as fireplaces wood stoves CAUTION Potential Condensation Damage Condensation can cause damage to building struc tures Ensure proper HRV ERV balancing Excessive posi tive pressure in a home can force warm moist in door air through wall insulation towards external walls In cold weather this may cause unseen con densation to collect on the interior surfaces of exter nal walls Airflow Balancing It is necessary to have balanced airflow in HRV ERV units The volume of air brought in from the outside must equal the volume of air exhausted by the unit if the airflow is not properly balanced then 1 The HRV ERV unit may not operate at its maximum efficiency 2 A negative or positive air pressure may occur in the house 3 The HRV unit may not defrost properly 4 Failure to
72. semble place clean filter s wet or dry back into their positions against the core and re turn clips to their original position H Slide core back into its original position IMPORTANT Vacuum the ERV core or rinse with warm water moov gt DO NOT use cleaning solutions for the ERV core Soak and rinse the HRV core in warm soapy water DO NOT use bleach or chlorine DO NOT use pressure washer to clean the HRV or ERV core DO NOT use dishwasher to clean the HRV or ERV core 3 Clean core and inside of cabinet three times a year A Remove power to the unit B Open access door Page 42 C Carefully grip ends of and pull evenly out ward Core may be snug but will slide out of the channel D Remove filters as above E HRV Core wash core in warm soapy water do not use dishwasher ERV Core vacuum the core or rinse with warm water do not use soap dishwasher pressure wash F Install clean filters G Wipe down the inside of the cabinet with a damp cloth to remove dirt bugs and any debris Install clean core as follows A Install the bottom flange of the core guide into the bottom H channel approximately 1 4 6mm B Install the left or right side flange of the core guide approximately 1 4 6mm followed by the other side flange C Install the top flange of the core guide into the top channel approximately 1 4 6mm D With all four corners in pl
73. t be clamped to the sleeve of the weatherhoods as close to the outside as possible and the appropriate port on the HRV ERV It is very important that the fresh air in take line be given special attention to make sure it is well sealed A good bead of high quality caulking preferably acoustical sealant will seal the inner flexible duct to both the HRV ERV port and the weatherhood prior to clamping To minimize airflow restriction the flexible insulated duct that connects the two outside weatherhoods to the HRV ERV unit should be stretched tightly and be as short as possible Twisting or folding the duct will severely restrict airflow Hard rigid ducting which has been sealed and insulated should be used for runs over 10 3 3m Refer to local building codes Intake Weatherhood Requirements Observe the following when installing the intake weather hood 1 Should be located upstream if there are prevailing winds 2 At least 6 2m from the exhaust weatherhood At least 6 2m away from dryer vents and furnace ex haust medium or high efficiency furnaces 4 A minimum of at least 6 2m from driveways oil fill pipes gas meters or garbage containers 5 At least 18 457mm above the ground or above the depth of expected snow accumulation 6 At least 3 1m from the corner of the building 7 DO NOT locate in a garage attic or crawl space 8 AFTER installing the weatherhood its outside perime ter must be sealed with exteri
74. t of the branch of the Pitot is connected to the low pressure or reference side of the gauge 4 Insert the Pitot tube into the duct pointing the tip into the airflow 5 For general balancing it is sufficient to move the Pitot tube around in the duct to take an average or typical reading Repeat this procedure in the other supply or return duct 6 Determine which duct has the highest airflow highest reading on the gauge Then damper that airflow back to match the lower reading from the other duct The flow should now be balanced 7 Refer to next page for illustrations of Airflow Balancing Using the Pitot Tube Determining the Actual Airflow in CFM Actual airflow can be determined from the gauge reading The value read on the gauge is called the velocity pres sure The Pitot tube comes with a chart that will give the airflow velocity based on the velocity pressure indicated by the gauge This velocity will be either feet per minute or meters per second To determine the actual airflow multi ply the velocity by the cross sectional area of the duct be ing measured This is an example for determining the airflow in a 6 duct with a Pitot tube reading of 0 025 inches of water From the chart this equates to 640 feet per minute The 6 duct has a cross sectional area equal to 3 14 x 6 12 2 4 0 2 sq ft The airflow is then 640 ft min x 0 2 sq ft 128 cfm The cross sectional area of some common round duct
75. tallation Methods There are three methods of installation for the HRV ERV e Simplified installation Page 14 e Partially dedicated installation Page 15 e Fully dedicated installation Page 16 Sizing the Ductwork The installer must ensure all ductwork is sized and installed as designed to ensure the system will perform as intended The amount of air cfm that the HRV ERV unit will deliver is directly related to the total external static pressure E S P of the system Static pressure is a measure of re sistance imposed on the blower by length of ductwork plus the number of fittings used in the ductwork Installing Ducting Between the HRV ERV Unit and Living Areas in the House A well designed and installed ducting system will allow the HRV ERV to operate at its maximum efficiency All ducts should be kept short and have as few bends or elbows as possible to maximize airflow Forty five degree elbows are preferred to 90 elbows Use Y tees instead of straight tees whenever possible Page 14 All duct joints must be fastened with screws rivets or duct sealant and wrapped with mastic or quality duct tape to prevent leakage Mastic is preferred but if duct tape is used it should be the aluminum foil type Galvanized rigid ducting from the HRV ERV to the living areas in the house is recommended whenever possible al though flexible duct can be used in moderation if neces Sary A short length approximately 12 300mm
76. will cycle for 6 seconds in each speed from speed 1 to 5 damper will be ventilation posi tion during speed cycling After speed 5 damper defrost models will cycle to recirculation ventilation then back to recirculation or fan defrost models will cycle to exhaust fan only ventilation then off Damper moved between RECIRC and VENT Failed Damper Upon self test completion normal HRV ERV operation is available Normal operation NOTES 1 System includes HRV ERV unit and terminal block 2 System power ON means HRV unit plugged into 120VAC 3 Dry contact is energized when HRV ERV is in ventilation mode and results in a closed connection between terminal 7 COM and 8 NO of the terminal block Low speed refers to speed 1 High speed refers to speed 5 Ventilation position refers to damper open to outdoor air Recirculation position refers to damper closed to outdoor air No fan operation results in damper in recirculation position Humidity disable results in 4 consecutive readings of outdoor tem perature greater than 60 F 15 C 4 No Failed HRV ERV controller Terminal Block Operation KEY operation verified Tissue detected Standby mode jumper ON toRED NOTES Operation of HRV ERV without external control Terminal 1 LOW Terminal 6 HIGH Terminal 2 ON Terminal 7 COM Terminal 3 RED Terminal 8 NO Terminal 4 YEL Terminal 9

User Manual - J&A Heating and Plumbing

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User Manual - J&amp;A Heating and Plumbing

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User Manual - J&A Heating and Plumbing