Robertshaw 9200 User Manual page 5

Mercury-free mechanical thermostat
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1. Place the HEAT-OFF-COOL
switch into the COOL position
2. Adjust the temperature lever until the indicator is at least 3° below
the room temperature. The air conditioning system should turn on
within a few seconds.
3. Put the HEAT-OFF-COOL switch into the OFF
position. The air conditioning system
should turn off.
WARNING: D
COOL
. Q
MODE
TO A LOWER LIFE EXPECTANCY FOR THE COMPRESSOR
4. Put the HEAT-OFF-COOL
switch into the HEAT position.
5. Adjust the temperature lever until the indicator is at least 3° above
the room temperature. The heating system should turn on within a
few seconds.
6. Put the HEAT-OFF-COOL switch into the OFF
position. The heating system should turn off.
The fan may continue to run for a short peri-
od of time.
7. Put the FAN AUTO-ON
switch to the ON position.
The blower fan should turn on.
8. Put the FAN AUTO-ON
switch to the AUTO position.
The blower fan should turn off.
OPERATION
SETTING OR CHANGING THE SETPOINT
TEMPERATURE
1. Set the HEAT-OFF-COOL
lever to either HEAT or COOL.
2. Adjust the temperature lever to the
desired setpoint temperature.
O NOT PLACE THE
UICK REPETITIVE CYCLES OF THE AIR CONDITIONING SYSTEM CAN LEAD
HEAT/OFF/COOL
.
5
HEAT
OFF COOL
HEAT
OFF COOL
SWITCH BACK INTO THE
HEAT
OFF COOL
HEAT
OFF COOL
ON AUTO
ON AUTO
HEAT
OFF COOL

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