EMERSON 1F75C-11PR Programmable Thermostat Installation Guide
THERMOSTAT INSTALLATION
WIRING
Refer to equipment manufacturer’s instructions for specific system wiring information. After
wiring, see INSTALLER MENU for proper thermostat configuration. Wiring table shown are
for typical systems and describe the thermostat terminal functions.
Terminal Designations
Terminal Function
RC*
RH*
Power for Cooling
Power for Heating
Changeover Terminal-Energized in Heat (B) or Cool (O)
for Heat Pump or Damper Systems
O/B
Y**
G
Cooling Relay
Fan Relay
W**
C
Heating Relay
Common wire for 24V (optional with batteries)
*When both RC and RH wires are present, cut RC/RH jumper (see next page).
**For heat pump systems, add a jumper wire to connect terminalsY and W
Leveling Thermostat
Leveling is for appearance only and
will not affect thermostat operation.
Precautions
• Do not exceed the specification ratings.
• All wiring must conform to local and national electrical codes and ordinances.
• This control is a precision instrument, and should be handled carefully. Rough handing or
distorting components could cause the control to malfunction.
WARNING
CAUTION
!
!
Do not use on circuits exceeding specified voltage.
Higher voltage will damage control and could
cause shock or fire hazard.
To prevent electrical shock and/or equipment
damage, disconnect electrical power to system,
at main fuse or circuit breaker box,until
installation is complete.
Do not short out terminals on gas valve or primary
control to test. Short or incorrect wiring will burn
out thermostat and could cause personal injury
and/or property damage.
2
| General | Details |
|---|---|
| Name | EMERSON 1F75C-11PR Programmable Thermostat Installation Guide |
| Make | Emerson |
| Language | English |
| Filetype | PDF (Download) |
| File size | 2.45 MB |
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