Owner's Manual

Heat Controller, Inc. • 1900 Wellworth Ave. • Jackson, MI 49203 • [phone] • www.heatcontroller.com
7 Variable Speed Air Handlers Installation & Owners Manual
Single Piece Air Handler Installation Instructions
Electric and Hydronic
CHECK TEST AND START UP:
HAGV UNITS: Air handler with optional electric heat
The unit should be tested after the system has been
completely installed to determine proper operation. Unit is
equipped with heater time delay controls. If electric
within one minute.
heater is field installed, all heating elements should turn on
NOTE:
Circuit breakers are equipped with a visual “visi-trip” red
flag indicator. If red indicator shows that circuit breaker
has tripped, this indicated that a problem exists in your
system which should be corrected before re
setting
breaker.
AHGV UNITS: Hydronic air handler
NOTE:
Heating system should not be switched on until system is
filled and hot water coil vented.
1. Fill and pressurize the water heater and air
handler.
2. The water heater should be started.
3. Vent air from the water tank by opening a hot
water spigot.
4. Vent and flush the supply and return lines by
attaching a hose to the volume purge valve and
running purge water to a safe location. Run
approximately 5 gallon
s of water at a high flow
rate to purge.
5. Energize the unit by switching on the line voltage
source and the thermostat. The fan and pump
should start simultaneously. The water coil should
become warm after a few minutes of operation.
6. Units are rated at temperatures of 130° -180° F.
Set water source temperature at design
temperature and take proper safeguards for water
usage at supply points as per local codes and
safety considerations.
SYSTEM SHUT-DOWN:
For short periods of time during freezing temperatures if
the system is to be left unused, to prevent freezing of the
air handler and piping, do the following: Do not turn the
system off and leave the air handler’s thermostat on in heat
mode. If the water heater and air handler must be shut
down for extended periods, a qualified service technician
should insure that the air handler and co
il are completely
drained of water.
PERIODIC MAINTENANCE:
The filter must be changed monthly to permit proper
airflow for safe and efficient operation. All other
maintenance should be performed by a licensed
technician.
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