Daikin DZ18VC Service Instructions Manual page 70

SERVICING
MODE DISPLAY INTRODUCTION
A 3-digit display is provide
as a backup tool to the thermostat for reading faults, fault history,
monitoring and setting up the condensing unit. Follow the information
provided in this section to learn how to u
DISPLAY
The display consists of 3 digits.
SEG1
DISPLAY BUTTON LAYOUT
The display buttons shown can be used to navigate and select items:
MODES
There are 5 modes which can be accessed using the setting display:
FAULT CODE, FAULT HISTORY, MONITORING, SETTING MODE 1
T o enter any of these modes, use the schemes shown in this section. Each mode has its
own corresponding "Screen #" within the display itself which allows the user to navigate
and use the features. (Example: The Fault Code is accessed and displayed from
"Screen 0" of the 7-segment display. The Fault History is accessed and display using
"Screen 1" of the display, etc.)
MODE
Fault Code Display
Fault Code History
Monitoring Mode
Setting Mode 1
Setting Mode 2
70
d on the printed circuit board (PCB)
SEG2 SEG3
RECALL
LEARN
Examples of button layout are shown above.
Identify correct display buttons on your unit PCB.
FUNCTION
Present fault (if any).
6 Recent faults stored.
*Monitors system values.
*Can change system
*Can change system settings.
*See tables at the end of this section.
SETTING THE MODE DISPLAY
se the mode display.
OFF
ON
Blink interval: 0.4 sec. On - 0.4 sec. Off
TEST
and
DISPLAY SCREEN #
settings
SETTING MODE 2.
0 (Default)
1
2
3
4