Robertshaw 300-224 Installation And Programming Instructions page 20

OUTPUT TERMINAL FUNCTIONS -
:
LEH
309-227
LED?
0• ••
RSZ
R5rv
417 1
COw OCC
OFF ON
4 events Z e.nts
Smart ran Clr 1
;:tr
4 min larLolatt) 2 min (ordo!:.
uniackert Loclres
Acldwn
Standard
stir9e rollitStirry¢
Single
,
L6P. el with Alter syrri.
l.F.L) al Qn y
LEO te7 only LED S2 wan f,uns,m1,11
W2 ............ Energizes aisriliary heat as second stage emergency
heat
Y2........... .Energizes compressor it2
heating Or COOHRO
.Energizes auxiliary heat as last stage heating or first
W1 . .......
stage emergency heat
Yl. .Energizes compressor #1 on
/CI
ing
G . Fan is energized with a call for heating or cooling or by
pressing the FAN button
•121
independent switching voltage'
•In R „
•In 24V. 24 VAC hot from the equipment transformer
•In
24V(c) ....... 24 VAC co
Free lights for status
LEM ..........
LED2 Or
R
Use
RS2
and/or indoor remote
PSI
to the instructions included with the sensors.
RS+V
Energizes the reversing continuously in the cooling
0 ... ....... .....
mode
Energizes the reversing continuously in the he:ating and
Ei
off modes
N 0
Relay coil is de...energized in the night
COM event. In all other events, the relay coil is
energized
NC
' Allows or DC OpErail011
itnits.
M cQuay
,
To replace a dual transformer system
higher rated
fransforrnsr (1
common the 24V(C). Connect the
to
former to the common lead d the Ti and tape oft
hot lead of T2.
20
300-227
On a
Or cooling
from the equipment transformer
MMOR
fun indiC
ction a tiOn
connect outdoor temperarure sensor
LO
Sensor
required
On SOME
connect the hot lead
:
-
the 24V terminal. Connect the
11 to
common Of
call for second
Stage
call First stage heat-
a for
options. Refer
older Lennox and
of the
the second trans-
wire nut the
Or