Guide specifications (cont)
I. Electrical Requirements:
All unit power wiring shallenter unit cabinet at a single
location.
J. Motors:
1. Compressor motors shall be of the refrigerant-
cooled type with line break thermal and current
overload protection.
2. All fan motors shall have permanently lubricated
bearings and inherent automatic-reset thermal
overload protection.
3. Outdoor-fan motor shall be totally enclosed.
K. Special Features:
1. Electric Resistance Heaters:
a. Open-wire nichrome elements with all nec-
essary safety and operating controls.
b. Heaters are UL listed as indicated on basic
unit informative plate.
c. Each heater assembly shall include the fol-
lowing safety features:
1) Automatic-reset switches.
2) Heat limiters for primary and secondary,
overcurrent, and thermal protection.
d. Available with power single-point
connections.
2. Outdoor Thermostat Kit:
Thermostat allows for staging of electric heaters
based on outdoor-air temperature.
3. Thermostat and Subbase:
Provides staged cooling and heating automatic
(or manual) changeover, fan control.
4. Electronic Programmable Thermostat:
Thermostat provides 2-stage heating and 2-stage
cooling control with remote communication
ability.
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