Robertshaw 8406-1 - Manual (Page 7)

7
Step 3: Testing the Thermostat
WARNING: DO NOT SHORT (JUMPER) ACROSS TERMINALS OF GAS
VALVE OR SYSTEM CONTROL TO TEST OPERATION. THIS WILL
DAMAGE THE THERMOSTAT AND VOID YOUR WARRANTY.
CAUTION: DO NOT SWITCH SYSTEM TO COOL OR LEAVE IN COOL MODE
IF THE TEMPERATURE IS BELOW 50°F (10°C). THIS CAN
DAMAGE THE AIR CONDITIONING SYSTEM AND CAUSE
PERSONAL INJURY.
1. Place the OFF-COOL switch into the COOL position.
The will be displayed.
2. Press the button until the temperature
setting is at least 3 degrees below the room tem-
perature. The air conditioning system should turn
on within a few seconds.
NOTE: ONCE THE THERMOSTAT TURNS OFF WHEN IN THE COOL MODE,
A BUILT IN 5-MINUTE DELAY PREVENTS THE SYSTEM FROM
TURNING ON AGAIN. THIS PROTECTS THE COMPRESSOR. NO
ADDITIONAL TIME DELAY RELAY IS REQUIRED. TO OVERRIDE THE
5-MINUTE DELAY FOR INSTALLATION, PRESS THE RESET BUTTON.
3. Put the OFF-COOL switch into the OFF position.
The air conditioning system should turn off.
4. Put the AUTO ON switch into the ON
position. The blower fan should turn on.
The display will show a
.
5. Put the AUTO ON switch into the AUTO
position. The blower fan should turn off.
off cool
off cool
!
on auto
on auto
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