Balancing Steps - Honeywell VNT5150H1000 Installation Manual

Balancing Steps
NOTE: Perform the balancing steps with the HVAC equipment fan turned ON if the ERV/HRV unit
is ducted into an HVAC system.
1
a. Ensure that the speed control selector switch is in either the INTER or CONT position.
b. Press the (+) and (–) buttons simultaneously for 5 seconds until the LED indicator light turns
yellow, which indicates that you are in balancing mode.
When in balancing mode, the selector switch becomes the motor selector switch. The switch
positions become: INTER = Right motor (exhaust air), CONT = Both motors, and OFF = Left
motor (fresh air).
2
a. Use a pitot tube or flow station to measure the
air flow in the fresh air duct and exhaust air
duct.
b. Move the mode selector switch to adjust the
air flow in the duct with the higher reading.
INTER: Exhaust air (right)
OFF: Fresh air (left)
c. Press the (+) or (–) buttons to adjust the air
flow to the desired high speed setting.
d. Move the mode selector switch to the CONT
position (to proportionally adjust the speed of
both motors at the same time.
3
a. Press the (+) and (–) buttons simultaneously to exit
balancing mode .
b. Indicator light turns green.
c. Continuous speed will be 50% of measured CFM.
ERV/HRV Ventilation Systems 69-2480EF—01
FRESH AIR DUCT
(LEFT)
LED
3-POSITION
SELECTOR SWITCH
STALE AIR DUCT
(RIGHT)
Speed
Control
Open for
Instructions
SPEED CONTROL
BUTTONS (+ AND -)
M32371
25