11
13
If necessary, cut the internal jumper wire (JP1).
24RC
24RH
W1
24RC
24RH
W1
OR
24RC
24RH
W1
Do NOT cut JP1 jumper
Cut JP1 jumper
If only one wire is connected
to either 24RC or 24RH
as shown
If wires are connected to
both 24RC and 24RH
as shown
Cutting the JP1 jumper
The jumper is located on back of the thermostat face as shown in the illustration to
the right. Cut the jumper using small diagonal cutters being careful not to damage the
board.
CUT JUMPER
TO
JP1
SPLIT RC/RH
24C
24RC
24RH
W1
G
Y1
RS1
RS1
RS2
RS2
W2/O/B
Y2
CUT JUMPER
TO
JP1
SPLIT RC/RH
CUT JUMPER
TO
JP1
SPLIT RC/RH
24COM
24RC
24RH
W1
W2/0
G
Y1
Y2
JP1
JP1
2
2
2
OT
R
E
P
M
UJ
T
U
C
H
R/
C
R
TI
L
P
S
JP1
2
2
2
OT
R
E
P
M
UJ
T
U
C
H
R/
C
R
TI
L
P
S
TZEMT500
TZEMT400
15
Turn power to heating and cooling system back on.
The thermostat display should turn on and begin displaying information. If the thermostat display does not come on, go back through the
installation steps and look for problems. Pay special attention to steps 3, 4, and 6.
14
Route the wires per label on the mounting plate and attach the thermostat face to the wall plate.
a. Tuck wiring flat inside the wall plate.
Î
Î
It is critical that wires are not bunched together and
that they are pressed flat.
b. Carefully align the face plate to the wall plate while aligning
pins into wire terminals.
c. Once thermostat face is properly aligned, apply pressure at
top and bottom of thermostat face until it is secure.
24COM
24RC
24RH
W1
W2/0
G
Y1
Y2
Wires
pressed flat
TZEMT500
24COM
24RC
24RH
W1
W2/0
G
Y1
Y2
Wires
pressed flat
TZEMT400
