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Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL

3

68-0282—11

W8150 QUICK GUIDE

 No.

Name

Description

Function

1

G

F

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.

2

R

C

24 Vac cooling system 
power

Provides power to G

F

 terminal to operate system fan, when necessary.

3

C

C

24 Vac cooling system 
common

Allows W8150 to monitor when system fan is energized.

4

C

H

24 Vac heating system 
common

Allows W8150 to monitor thermostat heat calls when W is energized.

5

W

Heating

Allows W8150 to monitor when heating is energized.

6

G

T

Thermostat (or other 
control) fan terminal

Allows W8150 to monitor when G

T

 is energized. All external equipment 

that controls the system fan should be wired to this terminal.

7

Switch

On (optimal ventilation)
Override
Off (Remote Only)

On (optimal ventilation) – W8150 ventilates, based on control settings.
Override – W8150 runs ventilation continuously.
Off (Remote Only) – W8150 supplies ventilation only when there is a 
remote call.

8

Light

Green

Indicates device is powered and operating normally. Used in Test Mode 
to signal if dial settings meet chosen standard.

9

Light

Red

Indicates the device is not operating normally. Used in Test Mode to 
signal if dial settings do not meet chosen standard.

10

DIP1

Ventilation limit

Choose between 60% (default) and 100% maximum fan run time 
allowed by W8150 for ventilation.

11

DIP2

Ventilation standard

Choose between ASHRAE 62.2 (default) and 62-1999 ventilation 
standards.

12

BEDROOMS  Number of bedrooms

Used to calculate amount of ventilation necessary.

13

AREA 

(SQ FT)

Square footage of 
conditioned space

Used to calculate amount of ventilation necessary.

14

VENT 

AIRFLOW

(CFM)

Air delivery rate through 
fresh air duct.

Used to calculate amount of ventilation necessary.

15

Test

Test button

W8150 checks dial and switch settings, activates ventilation for up to 
three minutes and provides feedback to validate if chosen standard 
can be met.

ON

BEDROOMS

AREA (SQFT)

VENT AIRFLOW (CFM)

REMOTE

AUX

DAMPER

C

R

G

F

R

C

C

C

C

H

W

G

T

XFMR

1
2
3
4
5
6
7
8
9

13

M19990A

14

11
12

10

15

16

17

18

19

20

Содержание W8150

Страница 1: ...HRAE 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 feedback to installer to confirm that air delivery requirements of selected ventilation ...

Страница 2: ... Vac 12 VA 60 Hz Operation Power open spring closed Diameter 6 in Transformer AT120 Input 120 Vac Output 27 Vac open circuit 24 Vac full load at 20 VA Mounting Foot mounted Temperature 20 F to 160 F 29 C to 71 C Humidity 5 to 90 RH noncondensing Input Setting Ranges Bedrooms 2 5 Area 1000 4600 sq ft Vent Airflow 40 160 cfm Composite Setting Resolution 12 of ASHRAE 62 2 2010 recommended ventilation...

Страница 3: ...ntilation continuously Off Remote Only W8150 supplies ventilation only when there is a remote call 8 Light Green Indicates device is powered and operating normally Used in Test Mode to signal if dial settings meet chosen standard 9 Light Red Indicates the device is not operating normally Used in Test Mode to signal if dial settings do not meet chosen standard 10 DIP1 Ventilation limit Choose betwe...

Страница 4: ... 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 control common Supplies power to W8150 and damper from transformer provided 20 XFMR R 24 Vac ventilation control power Supplies power to W8150 and damper from transformer provided No Name Description Function Device Number Component Location 1 Fresh a...

Страница 5: ... To prevent complete opening move the red tab to the desired range stop location Wiring the control CAUTION Electrical Hazard Can cause personal injury or equipment damage Disconnect power to all systems before beginning installation 1 Wire the control See wiring diagrams in Fig 1 10 as listed below All wiring must comply with local codes ordinances and regulations 2 Reapply power to system and co...

Страница 6: ... the control to meet the ventilation requirements for the home Ventilation Standard Building codes are different everywhere The W8150 Ventilation Control can be configured to operate based on ASHRAE 62 2 ASHRAE 62 1999 TIP Clear understanding of local codes and practices is required to make sure the ventilation system is installed and configured correctly Generally ASHRAE 62 2 control method is re...

Страница 7: ...l to the nearest value For airflow set airflow cfm dial to the nearest value Vaulted ceilings do not need to be considered when setting this control For homes with multiple systems Resideo recommends a ventilation control and fresh air intake for each system Measure ventilation airflow for each system independently Refer to Multi system Setup Example for further details Customizing the ventilation...

Страница 8: ...oblem Not enough airflow Ventilationon timelimit setting If the device is set to 60 Set the ventilation control to 100 maximum on time This allows the HVAC fan to run up to 100 of the time It may be preferable to increase airflow If the device is set to 100 There is not enough airflow through the fresh air duct Ventilation continues to occur according to the settings but chosen standard may not be...

Страница 9: ... to actuator Damper actuator motor failure or mechanical failure Manually open damper and verify free movement damper should return to closed position when no power is applied If damper moves freely but does not operate when 24 volts is applied replace damper actuator If damper does not move freely replace fresh air damper Cooling compressor comes on when there is no cooling call from the thermost...

Страница 10: ...p without emergency heat Wake Room System Fan Heat Auto AM DST Tue R C W Y G R RC W Y G M19994C GF RC CC CH W GT W8150A HVAC Wake Room System Fan Heat Auto AM DST Tue W R HVAC COOLING HEATING R C C Y G R RC W Y G M19995C GF RC CC CH W GT NOTE REMOVE FACTORY INSTALLED JUMPER BETWEEN CC AND CH ON W8150 W8150A Wake Room System Fan Heat Auto AM DST Tue W1 C R W2 Y1 Y2 G W1 C RC R W2 Y1 Y2 G M19996B GF...

Страница 11: ...TTON ON THE PC8900 THEN SERVES AS A REMOTE AND THE W8150 CONTROLS BACKGROUND VENTILATION Ventilation Control Ventilation Control Service Auto Continuous Off Remote Only M35715A EARD6TZ FAN TIMER REMOTE AUX DAMPER C R XFMR AT120 W8150A Ventilation Control Ventilation Control Service Auto Continuous Off Remote Only M22001B ERV HRV EARD DAMPER NOT USED WITH HRV ERV REMOTE AUX DAMPER C R XFMR RED BLAC...

Страница 12: ...ms fresh air intake measured at 127 cfm System 2 serves 1800 sq ft four bedrooms fresh air intake measured at 98 cfm Set W8150 for System 1 3100 sq ft four bedrooms 130 cfm Set W8150 for System 2 1900 sq ft two bedrooms 100 cfm CONVERSION TABLE Wake Room System Fan Heat Auto AM DST Tue W1 C R W2 Y1 Y2 G W1 C RC R W2 Y1 Y2 G M22021C GF RC CC CH W GT HVAC W8150A HUMIDIFIER FAN R8222 BLACK BLUE BLUE ...

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