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INSTALLATION, OPERATION & MAINTENANCE MANUAL

ENERGY RECOVERY VENTILATOR

HE2XRT

RENEWAIRE.COM

MODEL: HE2XRT

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Summary of Contents for HE2XRT

Page 1: ...INSTALLATION OPERATION MAINTENANCE MANUAL ENERGY RECOVERY VENTILATOR HE2XRT RENEWAIRE COM MODEL HE2XRT ...

Page 2: ... V ONBOARD VFD BOTH AIRSTREAMS F ONBOARD VFD FA AIRSTREAM E ONBOARD VFD EA AIRSTREAM DAMPERS NO DAMPERS STANDARD D DAMPERS BOTH AIRSTREAMS E DAMPER EA AIRSTREAM F DAMPER FA OA AIRSTREAM 18 ABOUT RENEWAIRE For over 30 years RenewAire has been a pioneer in enhancing indoor air quality IAQ in commercial and residential buildings of every size This is achieved while maximizing sustainability through o...

Page 3: ...xternal Static Pressure in w g 0 00 0 25 0 50 0 75 1 00 1 25 1 50 SCFM BHP SCFM BHP SCFM BHP SCFM BHP SCFM BHP SCFM BHP SCFM BHP 1 5 1192 4 1560 0 7 1460 0 7 1300 0 6 1100 0 5 845 0 4 1348 2 1765 1 1 1685 1 0 1560 0 9 1380 0 8 1210 0 7 975 0 6 650 0 4 1504 0 1970 1 5 1900 1 4 1800 1 3 1670 1 2 1500 1 1 1345 1 0 1135 0 8 2 0 1516 2 2087 1 6 2000 1 5 1915 1 4 1775 1 2 1635 1 1 1475 1 0 1260 0 8 1594...

Page 4: ...ening 10 X 24 1 1 8 T y p 2 1 8 T y p 12 5 8 12 5 8 44 1 4 I D 26 1 4 33 7 8 I D 3 7 8 48 O D 37 5 8 O D A A FA RA TOP VIEW CURB 2X 1 7 8 3 14 SECTION A A CURB CROSS SECTION A A TYP 1 1 2 X 1 4 Neoprene Gasket 3 4 X 3 1 2 Wooden Nailer Model HE2XRT Drawing Type Unit Dimension Version MAR16 ABBREVIATIONS EA Exhaust Air to outside OA Outside Air intake RA Room Air to be exhausted FA Fresh Air to ins...

Page 5: ... RTR Opening 10 X 24 1 1 8 T y p 2 1 8 T y p 12 5 8 12 5 8 44 1 4 I D 26 1 4 33 7 8 I D 3 7 8 48 O D 37 5 8 O D A A FA RA TOP VIEW CURB 2X 1 7 8 3 14 SECTION A A CURB CROSS SECTION A A TYP 1 1 2 X 1 4 Neoprene Gasket 3 4 X 3 1 2 Wooden Nailer Model HE2XRT Drawing Type Unit Dimension Version MAR16 ABBREVIATIONS EA Exhaust Air to outside OA Outside Air intake RA Room Air to be exhausted FA Fresh Air...

Page 6: ...g 10 X 24 1 1 8 T y p 2 1 8 T y p 12 5 8 12 5 8 44 1 4 I D 26 1 4 33 7 8 I D 3 7 8 48 O D 37 5 8 O D A A FA RA TOP VIEW CURB 2X C 11 Wiring 39 1 4 Case 4 3 8 A Damper Location Optional 48 1 8 Lifting Lugs 87 1 2 Overall EA OA RTH RTF ONLY RA FARTH RTR ONLY E Box 4 43 1 4 Overall 39 1 2 Lifting Lugs OA Damper Location Optional 51 Case 16 7 8 19 5 8 42 3 8 Case 61 1 8 Minimum Service Area 33 3 4 Min...

Page 7: ...t is operating at 2025 CFM PLANNING YOUR INSTALLATION To avoid motor bearing damage and noisy and or unbalanced impellers keep drywall spray construction dust etc out of unit CAUTION 1 Before servicing or cleaning the unit switch power off at disconnect switch or service panel and lock out tag out to prevent power from being switched on accidentally More than one disconnect switch may be required ...

Page 8: ... be at least 10 away from any exhaust such as dryer vents chimneys furnace and water heater exhausts or other sources of contamination or carbon monoxide Do not locate the fresh air inlet where vehicles may be serviced or left idling Never locate the unit inside a structure Danger of damage or severe injury if high winds move this unit Secure unit to structure Observe local code requirements at a ...

Page 9: ... HE2XRT are generally installed at this time Install 2 ducts with HE2XRTV 1 duct with HE2XRTR or RTF Ducts should be insulated on the inside or the outside If insulation is applied to outside of duct duct should be 12 x 12 with 2 or 3 lips turned out at the top If insulation is applied to inside of duct duct should be 14 x 1 with 1 or 2 lips turned out at the top Drop duct s into openings in top o...

Page 10: ...tion Call for EA Blower Operation 24VAC OUT Class II 24VAC JUMPER UNIT CONTROL USING CLASS II 24VAC POWER FROM ANOTHER POWER SOURCE 24VAC POWER AVAILABLE AT TERMINALS 1 2 DO NOT INSTALL JUMPER BETWEEN TERMINALS 2 3 1 2 3 4 5 TRANSFORMER with Circuit Breaker TRANSFORMER with Circuit Breaker 24VAC 24VAC 1L1 2T1 3L2 4T2 5L3 6T3 96 95 C A2 A1 MOTOR STARTER EA 24VAC 1L1 2T1 3L2 4T2 5L3 6T3 96 95 C A2 A...

Page 11: ...mer itself is designed to fail safely SPECIFICATIONS Nominal Output Voltage under load 24VAC Typical Output Voltage at no load 29 31V Minimum contact rating for connected control device 50mA 1 2VA Circuit Breaker Trip Point 3A 1 Connect only to components intended for use with 24VAC power 2 Do not undersize the low voltage wires connected to this device Observe the wire length and gauge limits ind...

Page 12: ...Make sure jumper is NOT installed between Terminals 2 3 Now you safely can apply 24VAC to the Terminals 3 4 to operate the ERV s Isolation Relay for OA FA Blower Install jumper provided between terminals 4 5 to operate the ERV s Isolation Relay for the RA EA Blower B Single 2 wire Control on separate Power Supply no power present at Control Output Wire as shown for the Single 2 wire control A abov...

Page 13: ... for the Exhaust Blower make sure the polarity of each wire connected to Terminal 3 is the same INSTALLATION NOTE Because the ERV s Motor Starters will only be operating once the Dampers are open the power draw of the Damper Actuators is allowed to be as much as 35VA while opening including power draw of the external control system if any However the power draw of the fully opened stalled Actuator...

Page 14: ... and in practice is somewhat difficult It is possible to confirm that energy is being exchanged simply by feeling the ducts If the Fresh Air duct from the unit into the room is closer to room temperature than to the outside temperature energy is being recovered Operating Controls A wide variety of control schemes may be selected by the engineer installer or owner to meet the ventilation needs of t...

Page 15: ...oad Relays have tripped OPERATION The Overload Relay output contacts 95 96 must remain in series with the low voltage control circuit Altering this will create a hazardous situation in which the motor is not protected against overload Adhere to applicable local codes when adjusting the dial setting of the overload relays DANGER OF INJURY OR DAMAGE The motors in this unit must not be run at an ampe...

Page 16: ...ed pressure ports located in the front of the units core access doors NOTE These ports have been carefully located on the unit as to give you the most accurate airflow measurement Do not relocate pressure ports To read SCFM of Fresh Air FA install the high pressure side of your measuring device to the Outside Air OA port and the low pressure side to the Fresh Air FA port To read SCFM of Room Air R...

Page 17: ... 0 4 500 1000 1500 2000 Clean filter Pressure Drop in w g Unit Airflow CFM Initial Pressure Drop of MERV 8 Filters supplied with this unit INITIAL PRESSURE DROP OF MERV 8 FILTERS SUPPLIED WITH THIS UNIT 16 2 20x20x2 MERV 13 IOM 0 0 0 1 0 2 0 3 0 4 500 1000 1500 2000 Clean filter Pressure Drop in w g Unit Airflow CFM Initial Pressure Drop of MERV 13 Filters available option INITIAL PRESSURE DROP OF...

Page 18: ...ERV HE2XRT RENEWAIRE COM INSTALLATION OPERATION AND MAINTENANCE MANUAL 1 800 627 4499 18 MAINTENANCE SERVICE PARTS HE2XRT www renewaire com 800 627 4499 support renewaire com ...

Page 19: ...or for safety reasons 3 Remove and dispose of all 4 filters Replace all 4 filters NOTE See chart for information on the initial resistance of the filters originally supplied with this unit If replacement filters have higher resistance the airflow of the system will be lower 4 Close door reinstall securing screw BLOWER INSPECTION Inspect Blowers every time you change the filters 1 Confirm bearings ...

Page 20: ...Aire unlike other ventilation suppliers advanced ventilation solutions are all we do Our sole passion Which is why for all commercial projects we are the V in HVAC and the only name you need to know USA 800 627 4499 FAX 608 221 2824 4510 HELGESEN DRIVE MADISON WISCONSIN 53718 USA WWW RENEWAIRE COM CANADA 905 475 8989 FAX 905 475 5231 WWW MITSUBISHIELECTRIC CA MEXICO CENTRAL SOUTH AMERICA 52 222 2 ...

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