3. Unit has to be installed in accordance to National and • Annual Maintenance Local Building Code. 4. When leaving house for a long period of time (more than Troubleshooting two weeks), a responsible person should check if unit operates adequately. Climate Zone www.reversomatic.com • info@reversomatic.com...
Wiring Diagram Control Board HRV/ERV CHASSIS Control Board Low Voltage From Safety Switch Side Connections (Mounted on HRV/ERV Housing) Connection to the (RED) (RED) Furnace, Fan-coil or Heat Pump (WHITE) Relay Output: SPDT Max. Recommended current: 2A Connection to wall control units and timer switches SPLICE...
Wiring Diagram (cont’d) Furnace / Fan-Coil / Heat Pump Interlock: W A R N I N G Never connect a 120 volt AC circuit to the terminals of the furnace /fan-coil/heat pump interlock (Standard Wiring). Only use the low voltage class 2 circuit. Standard Interlock Wiring THERMOSTAT TERMINALS FOUR WIRE...
HRV/ERV Operational Modes Functionality Off Mode: HRV/ERV fans are off. Defrost damper is closed to prevent cold air from entering the unit. Normal Mode: In Normal mode HRV/ERV fans run and the unit exchanges indoor air with outdoor air. The airflow exchange can be adjusted in four preset airflow values.
Programming Instructions for Wall Control Unit (WC100) Normally there will be only one Wall Control Unit connected to Control Board. Multi Wall Control Unit (up to three) is also supported (see page 2). All Wall Control Units will have the same priorities over each other. It means that if multiple Wall Control Units command Control Board differently, the latest command will be executed by the Control Board.
Map 4-6 are for Polypropylene Core (RHRV-D100P). Map 7-9 are for ERV Core (RERV-D100). Factory programmed default DEFR values are Map-1 for RHRV-D100A, Press both + and - buttons for Map-4 for RHRV-D100P & Map-7 PROGRAM 4 sec. Unit switches to TIMER for RERV- D100.
Programming Instructions for Wall Control Unit (cont’d) The changed exhaust fan speed After pressing the MODE button, PROGRAM is stored in non-volatile memory the unit switches to Airflow which will be used from now on Balancing disable/enable setting. for the current airflow settings The current value is enabled.
FRESH AIR EXHAUSTED AIR Note: • All Exhaust Vents must be installed min. 5 ft away from sidewalls Note: All HRV / ERV must be balanced in the field. (Models: RHRV-D100A, RHRV-D100P and RERV-D100 c/w auto balancing are automatically balanced)
Also make sure you have proper defrost on wall - controller according to HRV / ERV model no./ core type. Map 1-3 are for Aluminum Core (RHRV-D100A). Map 4-6 are for Polypropylene / Plastic Core (RHRV-D100P). Map 7-9 are for ERV / Enthalpy Core (RERV-D100).
For more info visit http://www.reversomatic.com/HRV&ERV/Accessories Drain Connection During defrost cycle the HRV unit may produce some condensation and the water should flow into a nearby drain.
Air Flow Balancing For units without built-in true Automatic Electronic Air-balancing and for cross verification only Balancing Procedure It is required to have balanced air flows in an HRV/ERV. The volume of air brought in from the outside must equal the volume of air exhausted by the unit while running at normal speed. If the air flows are not properly balanced, then: •...
Air Flow Balancing (cont’d) DUCT DIAM CROSS SECTION AREA P" Note:(Option #2) Ø5 Ø6 *For balancing, extension box cover plate is 5" 0.136 sq. ft. 0.010 0.004 provided with 3 holes on supply side and 3 6" 0.196 sq. ft. 0.012 0.006 holes on exhaust side.
Maintenance (cont’d) Annual Maintenance Repeat steps 1 to 5 from the previous section and continue with the following steps: 1. Clean the HRV and ERV core: - Remove filters, Loosen the core locking bracket , Remove the core, carefully grip ends of core and pull evenly outward ATTENTION - HRV Core >...
U.S. Department of Energy climate zones map 790 Rowntree Dairy Road, Woodbridge ON, Canada L4L 5V3 Tel: 905-851-6701 • Fax: 905-851-8376 • info@reversomatic.com Toll Free: 1.800.810.3473 (Canada) • 1.800.499.5073 (U.S.A.) w w w . r e v e r s o m a t i c . c o m...
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