Step 1 Prepare For Installation - Honeywell CT3400 Programming And Installation Instructions

STEP 1 Prepare For Installation
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Check Table 1 to make sure this thermostat is compatible with your system. If not, return to retailer.
For more information, call Honeywell Customer Assistance, toll-free 1-800-468-1502.
System Type
Gas—Standing Pilot
Gas—Electronic Ignition
Gas-Fired Boilers
Gas—Millivolt
Oil-Fired Boilers
Oil-Fired Furnace
Electric Furnace
Electric Air Conditioning
Baseboard Electric (120/240 line volt)
Heat Pumps/Multistage Equipment
Not compatible with any 120/240 volt circuit.
1
Compatible with 2-wire Honeywell and Taco zone valves. Not compatible with 3-wire zone valves
or 2-wire White Rodgers no. 1361 valves.
TABLE 1—COMPATIBILITY CHART.
2
Compatible with CT3400
Yes
Yes
1
Yes
No
1
Yes
Yes
Yes
Yes
No
No
69-0733B—1