Honeywell CT3500/CT3595 manual Prepare for Installation, Package Contents, Tools Required

STEP 1. PREPARE FOR INSTALLATION

❑Check Table 1, the compatibility chart, to make sure the thermostat is compatible with your system. If your system is not compatible, call Honeywell Customer Relations Center, toll-free, 1-800-468-1502.

Table 1. Compatibility Chart.
System Type	Compatibility with CT3500/CT3595
Gas — Standing Pilot	Yes
Gas — Electronic Ignition	Yes
Gas-fired Boilers	Yesa
Gas — 750 Millivolt Heat onlyb	Yes
Oil-Fired Boilers	Yesa
Oil-Fired Furnace	Yes
Electric Furnace	Yes
Electric Air Conditioning	Yes
Baseboard Electric (120/240 line volt)c	No
Single Stage Heat Pump	Yes
Multistage Heat Pumps/Multistage Equipment	No

aCompatible with 2-wire Honeywell and Taco zone valves. Not compatible with 3-wire zone valves or 2-wire White Rodgers no. 1361 zone valves.

bMillivolt system must be heating only.

cNot compatible with any 120/240 volt system.

Package Contents

•	Thermostat	•	Wallplate	•	Screws and anchors
•	Wiring labels	•	3 Energizer® AA batteries	•	Owners manual

Tools Required

•Screwdriver

•Drill

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