Honeywell T8602C Chronotherm IV User Manual

T8602C CHRONOTHERM® IV DELUXE PROGRAMMABLE THERMOSTATS
WIRING
THERMOSTAT
All wiring must comply with local electrical codes and
ordinances. Refer to Fig. 3 through 5 for typical hookups.
A letter code is located near each terminal for
identification.
A CAUTION
Electrical Hazard.
Can cause electrical shock or equipment
damage.
Disconnect power before wiring.
1. Loosen the terminal screws on the wallplate and
connect the system wires. See Fig. 6.
IMPORTANT
Use 18 gauge, color-coded thermostat cable for
proper wiring.
2. Securely tighten each terminal screw.
3. Push excess wire back into the hole.
4. Plug the hole with nonflammable insulation to
prevent drafts from affecting the thermostat.
Y G O B W R RC OT OT
TRANSFORMER
1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
2 CAN BE USED FOR CHANGEOVER VALVE ON SINGLE-STAGE HEAT
PUMP SYSTEMS.
3 AVAILABLE ON SELECT MODELS. OT WIRES MUST HAVE A
SEPARATE CABLE FROM THE THERMOSTAT CABLE. M10347A
Fig. 4. Typical hookup in heat and cool system with
one transformer.
THERMOSTAT
1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
2 JUMPER RC TERMINAL TO R TERMINAL WHEN INSTALLED ON A
ONE TRANSFORMER SYSTEM.
3 AVAILABLE ON SELECT MODELS. OT WIRES MUST HAVE A
SEPARATE CABLE FROM THE THERMOSTAT CABLE.
M10855
THERMOSTAT
GENERATOR M1ILLIV°LTAGE
GAS CONTROL
1 AVAILABLE ON SELECT MODELS. OT WIRES MUST HAVE A
SEPARATE CABLE FROM THE THERMOSTAT CABLE. M20270
Fig. 5. T8602 typical millivoltage heating circuit.
Fig. 3. T8602 typical hookup in heat and cool system
with two transformers.
FOR WRAPAROUND
INSERTION STRIP
7/16 IN. (11 MM).
FOR STRAIGHT INSERTION
STRIP 5/16 IN. (8 MM).
M4826
Fig. 6. Correct wiring technique.
3 69-1509—2

Honeywell T8602C Chronotherm IV Specifications

General

Brand	Honeywell
Model	T8602C Chronotherm IV
Category	Thermostat
Language	English