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Summary of Contents for Aprilaire V22BEC
- Page 1 INSTALLATION INSTRUCTIONS Model V22BEC Ventilation Energy Recovery Ventilator Product Info & Digital Manual READ AND SAVE THESE INSTRUCTIONS...
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Page 2: Table Of Contents
Continuous Operation 10 Operation with an AprilAire Thermostat with IAQ Control 10... -
Page 3: Specifications
SPECIFICATIONS TABLE 2: AIRFLOW CURVE External Static Pressure Net Supply Airflow (“w.c.) (CFM) TABLE 1: MODEL V22BEC SPECIFICATIONS ASRE 118 cfm @ 030 in wc external ductwork Airflow resistance, ie 240 equivalent feet for each air streams of the “fresh” and “stale”... -
Page 4: Carton Contents
FIGURE 2: CARTON CONTENTS essential for optimal performance. • Provide ample clearance around the unit to facilitate QUICK START GUIDE Model V22BEC maintenance and service activities Allow a minimum of 24” Ventilation Energy Recovery Ventilator clearance around the access door Allow for 12” of clearance... -
Page 5: Mechanical Installation
MECHANICAL INSTALLATION WALL MOUNT • If installing to 16” on‑center (OC) studs for a wall mount configuration, the bracket shall be oriented so the bracket BRACKET ASSEMBLY AND UNIT PREPARATION brace is vertical We recommend positioning the openings of the slots so they are open to the left for ease of reading the •... -
Page 6: Ceiling Mount
CEILING MOUNT DUCTING • Determine mounting position for the unit and orient the DUCTWORK SPECIFICATION bracket assembly appropriately for either 16” or 24” OC installation Mount the ERV at a location and into materials 1. Temporarily install two air flow measuring devices. that are suitable to handle the weight of the unit (50 lbs.) The system will have to be balanced (BALANCING THE and the jostling of the unit that occurs during maintenance. -
Page 7: Setting Air Flow And Balancing The System
RETURN: FROM LIVING SPACE TO ERV SETTING AIR FLOW AND BALANCING THE SYSTEM 1. Stale air from the house should be pulled from one grille centrally located, such as a hallway. For multi-floor homes, the exhaust grille should be located on the same floor as the kitchen EQUIPMENT REQUIRED 2. -
Page 8: Measuring Airflow
MEASURING AIRFLOW ADJUSTING BLOWER SPEEDS 1. Drill a 7/8” hole in the return and supply ducts • Both the supply and exhaust fan speeds can be adjusted individually 2. Install the two airflow measuring devices in the duct using • The controller circuit board is equipped with a digital indicator the drilled holes and seal with tape. -
Page 9: Defrost Operation
TO ADJUST BLOWER SPEEDS TABLE 3 – AIRFLOW APPROXIMATIONS: AIRFLOW IN A 6” DUCT AS MEASURED USING MAGNAHELIC DIFFERENTIAL PRESSURE GAUGES 1. Reference TABLE 3 and determine what gauge reading Gauge Gauge corresponds to the desired airflow for your installation. Make Readings Airflow Readings... -
Page 10: System Start-Up
FIGURE 10: EXTERNAL CONTROLLER WIRING 1. Locate the terminals for connection to an external controller 2. Run 2‑wire cable (18‑24 AWG) from the ERV to the AprilAire Thermostat with IAQ Control 3. Connect one wire to the terminal block for the position... -
Page 11: Troubleshooting
TROUBLESHOOTING TABLE 4: TROUBLESHOOTING Symptom Possible Reason Troubleshooting Procedure • Check that the ERV is plugged in No power to the blowers • Check that the power switch on the ERV is ON ERV will not turn on. • If wired to an external control, verify wire connections inside ERV and at control Thermal fuse is melted Disconnect the unit from power mains Replace the thermal fuse and check the unit •... - Page 12 Manufacturing Use Only 10017429A • 02.24 © 2024 AprilAire | aprilairepartners.com | 800.334.6011 AprilAire reserves the right to change specifications without notice.
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