Specification Sheet

REVISED – March 24, 2006 submitom-SS.doc (2/19/07)
THERMOSTAT FEATURES
 Thermostat connects to standard 2" x 4" electrical
single gang box.
 Weekday/Weekend Programmable thermostat
 Four periods per day
 Horizontal mounting on 2" x 4" single gang outlet
box.
 Fahrenheit or Celsius readings
 With temperature in Fahrenheit, 45° F to 90° F
temperature range.
 Energy Star
®
compliant
SPECIFICATIONS
CRC Part No.:
5490.01 – 24 Volt Programmable Thermostat
(Wt. – 2.0 Lbs., 0.90 kg)
Dimensions:
4-3/4" (121 mm) x 3-3/4" (95mm)
Mounting:
NEMA single gang box (2-9/32" (83 mm) screw
centers.
Control Range:
45°F (7°C) to 90°F (32°C)
Electrical Ratings:
24VAC
Wiring:
Fig. 1
INSTALLATION & CHECKOUT
MOUNTING
Position thermostat on inside wall about 5’ (1.5m)
above floor, mounted on 2" x 4" horizontal electrical
outlet box. A 4" square junction box requires a mud
ring adapter (not provided). Do not mount thermostat
where it can be affected by drafts, direct radiant heat
from the heater as well as the sun or other sources of
heating or cooling.
Wire as shown in figure 1.
SETTING AND CHECKOUT
Turn on power. Raise the temperature setting to
energize the heating load. The heater will turn on.
The heater will turn off when the temperature rises to
the set point.
Lower the temperature setting to lowest setting to de-
energize the heating load. The heater will turn off.
Set and program thermostat as required.
COMBUSTION
RESEARCH
CORPORATION
Part No. 5490.01 Thermostat
24 Volt Programmable Wall Thermosta
t