White Rodgers 1F92W-51 System Configuration, Set Option Switches, Two Compressor Split System

SYSTEM CONFIGURATION

NOTE

ANY TIME AN OPTION SWITCH IS CHANGED, THE 9 VOLT ENERGIZER® BATTERY MUST BE

SET OPTION SWITCHES

1.Single Stage Compressor Heat Pump — with reversing valve energized through B or O termi- nals

REMOVED FOR A MINIMUM OF 2 MINUTES.

4-pin connector Battery

W1 Y1

ON

1 2 3 4

Field jumper W1 & Y1

Switch #1 OFF

Switch #2 OFF

Switch #3 OFF Switch #4 (see step 6)

2.Two Compressor (Split) System

W18
Option switches	9-pin connector

Figure 8. Back of thermostat

W1 Y1

ON

1 2 3 4

Field jumper W1 & Y1

Switch #1 OFF

Switch #2 ON

Switch #3 OFF Switch #4 (see step 6)

17