Wiring complete, return to step 8, About your new thermostat, Wiring—heat pump – Honeywell RTH6350 User Manual

Page 27: Lo g, Ry rc

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RTH6350/RTH6450 Series

25 69-2416ES—05

About your new thermostat

SETUP

WIRING

ASSIST

ANCE

TROUBLESHOOTING

Leave metal jumper in place, connecting R & Rc

terminals.
If your old thermostat had both V and VR wires,

stop now and contact a qualified contractor for

help.
If your old thermostat had separate O and B

wires, wrap the B wire in electrical tape and do

not connect.
If your old thermostat had Y1, W1 and W2 wires,

stop now and contact a qualified contractor for

help.

If E and Aux terminals do not each have a wire

connected, use a small piece of wire to connect

them to each other.

5

Wiring—Heat Pump

Alternate wiring (for heat pumps only)
If labels do not match letters on the thermostat, check

the chart below and connect to terminal as shown here

(see notes, below).

Wiring complete, return to Step 8.

MCR31275A

E

5

5

4

2

AUX

X

W

F

H

B

W1

W2

X2

L

O

G

F

L

C

Y

R

R

VR

M

V

Y1

B

X

R

Y

Rc

Rc

E

G

O/B

Aux

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