Summary of the content on the page No. 1
Y8150 Fresh Air Ventilation System,
W8150 Fresh Air Ventilation Control
PRODUCT DATA
FEATURES
• Designed to help meet local ventilation codes and
standards, including ASHRAE 62.2-2010 standard,
“Ventilation and Acceptable Indoor Air Quality in
Low-Rise Residential Buildings.”
• Microcontroller optimizes the air delivery schedule to
make efficient use of normal HVAC run times.
• Easy-to-use input dials allow customized ventilation
for each installation.
• Test mode that includes immediate f
Summary of the content on the page No. 2
Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL SPECIFICATIONS Y8150 includes: W8150A Fresh Air Ventilation Control. 4-3/16 (106) 1-1/4 (32) EARD6 Fresh Air Damper. AT120B Transformer. Mounting hardware for control. Homeowner information label. W8150 includes: W8150 Fresh Air Ventilation Control. 5-3/4 (146) Mounting hardware for control. Homeowner information label. Control (W8150A): Power Supply: 20-30 Vac, 60 Hz. Power Consumption: 3.5 VA at 24 Vac. Thermostat Fan Loa
Summary of the content on the page No. 3
ON Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL XFMR 1 GF R 20 2 RC C 19 3 CC 4 CH 18 5 W GT 6 17 7 8 16 9 15 10 14 11 12 BEDROOMS AREA (SQFT) VENT AIRFLOW (CFM) 13 M19990 W8150 QUICK GUIDE No. Name Description Function 1GF Equipment fan Allows W8150 to pass thermostat calls and, when necessary, turn on system fan for ventilation. This should be the only connection to G on the HVAC equipment. 2RC 24 Vac cooling system Provides power to GF terminal to operate system
Summary of the content on the page No. 4
Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL No. Name Description Function 16 REMOTE Remote switch (two 24 Vac powered contacts allow a remote switch closure to call for terminals) ventilation. 17 AUX Auxiliary (two terminals) 24 Vac dry contacts allow W8150 to control an auxiliary device, such as exhaust fan or HRV/ERV, with a call for ventilation. 18 DAMPER Damper (two terminals) 24 Vac powered contacts control fresh air damper. 19 XFMR C 24 Vac ventilation contro
Summary of the content on the page No. 5
Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL Installing fresh air damper, ducting, Wiring the control… and control… 1. Disconnect power from HVAC system. CAUTION 2. Install the weather hood, ducting, and damper following local practices. Be sure all duct and insulation seams Electrical Hazard. are tightly sealed. Can cause personal injury or equipment damage. 3. Mount the transformer and control. Disconnect power to all systems before beginning installation. TIPS: 1
Summary of the content on the page No. 6
Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL Measuring airflow… About the control settings… 1. Make sure all HVAC system air filters are clean and installed. Dial Settings 2. Push Test button: These settings allow the installer to customize the control to • Control opens damper and turns on HVAC fan for meet the ventilation requirements for the home. three minutes. • A red or green light is flashing; you can now measure airflow. Ventilation Standard 3. Follow inst
Summary of the content on the page No. 7
1 Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL TIPS: Setting the control... • Ventilation control reads new dial setting only when test 1. Be sure power is turned on. button is pushed or power is cycled. To ensure dial settings 2. Set the Ventilation Standard on the control. are read, push test button after any changes are made. 3. Set the bedrooms dial. • For single bedroom homes, set the bedrooms dial to 2 (this 4. Set the area (sq ft) dial. may result in more ven
Summary of the content on the page No. 8
Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL CHECKOUT In this section, make sure the ventilation system is operating TIP: correctly. • W8150 Ventilation Control automatically exits test mode after three minutes. 1. On thermostat, set Fan switch to Auto and System switch to Off. 2. Set any remote switches throughout the house in the Off position. 3. On the W8150, set the control switch to Off (remote only). 4. Press Test button for two seconds to enter test mode: •
Summary of the content on the page No. 9
Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL Problem Possible cause What to do HVAC fan is running all Device is set to override • Move switch to On position to allow for automatic operation. the time Remote switch is on • Adjust remote switch to desired position. Thermostat Fan switch is • Normal operation. in On position HVAC system is running • Normal operation. to satisfy heating or cooling requirements. Ventilation limit is set to • Set ventilation limit to 60%.
Summary of the content on the page No. 10
Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL WIRING DIAGRAMS Consult thermostat Installation Instructions for alternate HVAC terminal designations. HVAC RW C W1 2 Y1 Y2 G RC W Y G W8150A GF RC W8150A CC GF CH RC W CC GT CH W GT RW RC C W1 2 Y1 Y2 G System Heat AM Fan Tue Room Wake DST Auto RRC WY G System Heat AM Fan Tue Room M19996 Wake DST Auto Fig. 3. Multi-stage conventional system. M19994A Fig. 1. Single transformer, conventional system. HVAC HVAC RC Y G O HEATI
Summary of the content on the page No. 11
Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL HVAC AT120 EARD-6 RW C Y2EGO XFMR FAN TIMER R W8150A GF W8150A C RC Ventilation Control Auto CC Continuous Off (Remote Only) Service CH Ventilation Control W GT M22000 RW C W1 Y1 2 E G O/B System Heat AM Fan Tue Room Wake DST Auto Fig. 7. Using a remote switch or timer. M19998A AT120 HR150/ER150 Fig. 5. Wiring heat pump with emergency heat. XFMR EARD-6 W8900 R AT120 W8150A C RED BLACK Ventilation Control Auto
Summary of the content on the page No. 12
Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL •100 cfm. HVAC CONVERSION TABLE RW C W1 2 Y1 Y2 G W8150A GF Area Airflow RC sq ft sq m cfm lps HE440 CC FAN 1000 93 40 19 CH W 1300 121 50 24 GT 1600 149 60 28 RED BLACK 1900 177 70 33 R8222 2200 204 80 38 2500 232 90 42 BLUE BLUE 2800 260 100 47 3100 288 110 52 RW RC C W1 2 Y1 Y2 G System 3400 316 120 57 Heat AM Fan Tue Room Wake DST Auto 3700 344 130 61 M22021A 4000 372 140 66 4300 399 150 71 4600 427 160 76 Fig. 10. Wirin
