WARNING
FIRE HAZARD
•Do not exceed the specified voltage.
•Replace existing control with exact model and dash number.
•Protect the control from direct contact with water
(dripping, spraying, rain, etc.).
•Label all wires before disconnection when servicing controls. Wiring errors can cause improper and dangerous operation.
•Route and secure wiring away from flame.
SHOCK HAZARD
•Disconnect electric power before servicing .
•Ensure proper earth grounding of appliance.
•Ensure proper connection of line neutral and line hot wires.
EXPLOSION HAZARD
•Shut off main gas to appliance until installation is complete.
INSTALLATION
Do not short out terminals on gas valve or primary control. Short or incorrect wiring may damage the thermostat.
MOUNTING AND WIRING
All wiring should be installed according to local and na- tional electrical codes and ordinances.
The control must be secured to an area that will experience a minimum of vibration and remain below the maximum ambient temperature rating of 175°F. The control is ap- proved for minimum ambient temperatures of
Any orientation is acceptable.
Refer to the wiring diagram and wiring table when connect- ing the 50A66 control to other components of the system.
UL approved, 105°C rated 18 gauge, stranded, 2/64” thick insulation wire is recommended for all low voltage safety circuit connections. Refer to 50A66 specification sheet for recommended terminals to mate with those on the control.
UL approved 105°C rated 16 gauge min., stranded, 4/64” thick insulation wire is recommended for all line voltage connections. Refer to 50A66 specification sheet for rec- ommended terminals to mate with those on the control.
After installation or replacement, follow appliance manu- facturer’s recommended installation or service instructions to ensure proper operation.
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