Hafc101 With 2 Speed Air Handler - Taco SR501 Wiring Manual

Optional Power Wire
to Thermostat
that Requires 24VAC
48

HAFC101 with 2 Speed Air Handler

THERMOSTAT
T
C R
W Y
THERMOSTAT
HAFC101
HYDRO AIR FAN CONTROL
BOILER
X X C R Y
Dry Contacts To:
"T T" on Boiler
or Switching Relay
HAFC 101 WITH 2 SPEED AIR HANDLER
(Both HFC 101 and HAFC 201 are
capable of 1 and 2 speed applications.)
To: Aquastat on
Return Line of
Hydro Coil
T T T
G
AQUASTAT
AIR HANDLER
G G
LOW HIGH
M
Power On
Call for Heat
Fan, Cooling
Fan, Heating
Outdoor
Condenser
Unit