Technician Settings - Carrier ComfortVu TB-24-HM Installation And Operation Manual

Technician Settings

Enter Technician Settings mode:
1. Adjust the setpoint temperature to 10ºC or 50ºF.
2. Press and hold the [C/F] button for 10 seconds to enter Technician Settings mode. "P01" will appear on display.
View objects and make adjustments:
Use the [Mode] button to step forward between different settings.
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Use the [Fan] button to step backward between different settings.
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Press the [On/Off] button to exit Technician Settings and return to normal display.
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If no button is pressed for 60 seconds, the thermostat will automatically exit Technician Settings and return to normal display.
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Use the [+] and [-] buttons to make adjustments when required.
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P01 – Offset for temperature readings calibration
Range: -6...+6°C / -9...+9°F.
Default: 0°C / 0°F.
Note: The offset will influence both internal
or external sensors.
P02 – Setpoint limit for cooling
Range: 5...35°C / 41...95°F.
Default: 10°C / 50°F.
Note: The thermostat will stop cooling regardless of
the user's setpoint
P03 – Setpoint limit for heating
Range: 5...35°C / 41...95°F.
Default: 30°C / 86°F.
Note: The thermostat will stop heating regardless of
the user's setpoint
P04 – Enable/Disable the option to lock the [Fan] button
"LF" + " " [Fan] button can be locked
"LF" only [Fan] button cannot be locked
Note: When enabled, press and hold both [-] and [Fan] buttons
for 7 seconds to actually lock the buttons.
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Offset for temperature calibration
(°C) (°F)
Setpoint limit for cooling
(°C) (°F)
Setpoint limit for heating
(°C) (°F)
[Fan] [Fan]
Can Cannot
be locked be locked