Honeywell RTHL3550 Quick Installation Guide

RTHL3550
23 69-2584ES—01
SETUP WIRING ASSISTANCE TROUBLESHOOTING
Wiring—Conventional System
If labels do not match letters on the thermostat, check
the chart below and connect to terminal as shown here
(see notes, below).
If wires will be connected to both R and Rc
terminals, remove metal jumper (see page 6).
Do not use C, X or B. Wrap bare end of wire
with electrical tape.
MCR31274A
Y2C
Y2 W2 GW YR
R
4M
V
RHY1
H
W1
B
XF
RYW
GR
c
Rc
W2

Honeywell RTHL3550 Specifications

General

Brand	Honeywell
Model	RTHL3550
Category	Thermostat
Language	English