![](//vs1.manuzoid.com/store/data-gzf/517920715a528ace4688f8288dc9c6c4/2/001012025.htmlex.zip/bg1.jpg)
Replace Fig. 5 on page 3 in form 69-1243 with the following wiring information.
Fig. 5. DXM and CXM terminal wiring diagrams.
X-XX UL
ADDENDUM
J.S. 5-99
®U.S. Registered Trademark
ATM11H03
Electronic Heat Pump Thermostat
T8400C1156
69-1313
Y
W
O
O/W2 GY1
T8400C1156
T8400C1156
DXM TERMINALS
CXM TERMINALS
FACTORY INSTALLED JUMPERS.
M16431B
G
R
R RC
Y
W
O
OGY
G
R
R
RC
1
1
1
1 1