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Installation Instruction
General use
The GX-850M ver. IV is operated via 3 buttons and an alpha numeric display capable of displaying
information in various languages.
Buttons
The functions of the 3 buttons are:
Info
Next
Enter
Besides the normal function of the buttons, some special combinations are important to the user:
Return to home:
Return to home of menu system
Master reset:
Restore factory defaults AND delete installed systems.
(In case of unsolvable problems due to a wrong choice of
language, etc.)
Display
The following icons have a special meaning:
This animated icon is shown, when the system is heating.
If icon is blinking the system wants to heat, but is paused (system has low priority)
This icon is shown, when the system has detected moisture, and the temperature is above
the melting temperature.
This icon is shown, when the system has detected snow or ice, and the temperature is
below the melting temperature.
The GX-850M ver. IV can simultaneously control up to 2 different systems. These 2 systems are referred
to as System A and System B. The GX-850M ver. IV gives the user the opportunity to view the current
status of the systems. The status can be shown in 2 different ways.
VUAPA422
Shows additional information / help (only active when lit)
Next menu entry / next line / next letter
Confirm / select
GX-850M ver. IV
Hold for 2 seconds:
Hold for 8 seconds:
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