Troubleshooting; Resetting - GE RAK190V Installation Instructions Manual

Problem
No Display
System fan does not
come on properly
All thermostat buttons
are inoperative
Thermostat turns on and
off too frequently
Fan runs continuously
Compressor doesn't run
or turn off immediately
when changing function
or setting
Fan doesn't run or turn
off immediately when
changing function or
setting
Resetting the Thermostat or Thermostat Settings
To conveniently reset only the user settings back to factory defaults, see
setting 99 in the Installer Menu.
This product contains a chemical known to the state of California to cause
31-5000842 Rev. 0

TROUBLESHOOTING

Solution
Press power button to ensure thermostat isn't off.
Check for 24 VAC; display is blank when 24 VAC is
not present
Verify that wiring is correct.
Verify that 24 VAC is present; unit will not operate
when 24 VAC is not present.
Adjust temperature differential (see Configuration
Mode - Setting Temperature Differential, Stage 1,
Stage 2, and Stage 3 section).
Check fan selection. If set to High or Low in 8-wire
mode, fan will run continuously. If thermostat is in
2-way control mode, verify the Auxiliary settings of
the Zoneline HVAC unit.
There is a 3 minute time delay and a 3 minute
minimum run time for the compressor when it turns
on/off.
This is normal. On some models, the fan may have
a minimum run time/off time delay.
WARNING
cancer and birth defects and other reproductive harm.
15