User Manual

24 vac return
fan relay
compressor relay
W1
G
R
C
Y1
24 vac common
Y1
G
R
C
MISC2
CK1
CKGND
W1/O/B
MISC1
RS+5
RS1
RSGND
W2
RS2
MISC3
FURNACE BOARD
SUPPLIED
RESISTOR
THERMOSTAT BASEPLATE
Connect the wires as shown. Since the MISC1, MISC2 or MISC3 terminal is a
24 vac output, it does not matter which of the two input screw terminals, on
the Powerflash Interface, it is connected to.
1
9
13
A
EM
I
5
HOUSE CODE
UNIT CODE
TEST ALL UNITS OFF
POWERHOUSE
X-10
POWERFLASH
INTERFACE
INPUT
A B
MODE
1 2 3
Control of the Thermostat’s Auxiliary Output continued
Page 19
POWERFLASH
INTERFACE
PF284