Diagnostic Mode - Graco L20c Operation

Diagnostic Mode

Diagnostics
Remote DataTrak can diagnose several problems with
the supply system. When the monitor detects a problem,
the LED (B, F . 16) will flash and a diagnostic code will
IG
appear on the display. See Table 4, page 33.
If the accessory light tower kit is installed a light will illu-
minate or flash on the tower. See T
Diagnostic screens will become the active screen
as soon as the diagnostic code condition is
detected. See T
ABLE
To acknowledge the diagnosis and return to the normal
operating screen, press
code, see the section specific to the code.
See F . 16. Press and release
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nostic screens. The system will enter Diagnostic Mode
only if active warnings/alarms are present.
Runaway Diagnostic Code Screen
See F . 25. If pump runaway occurs, the Runaway
IG
screen becomes active, stopping the pump.
F . 25: Runaway Diagnostic Code Screen
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1. Correct the condition causing the diagnostic code.
See T 4, page 33.
ABLE
2. Press and release
tic code and return to the previous screen.
4.
ABLE
4.
once. To clear a diagnostic
to access the Diag-
to acknowledge the diagnos-
3. To clear the Runaway diagnostic code:
a. Press and release
from Run Mode (F
b. Press and release
Diagnostic screen, or return to the previous Run
screen if no other Diagnostic screens are active.
c. Press and hold
runaway Diagnostic screen to clear the diagnos-
tic code and scroll to the next available Diagnos-
tic screen, or return to the previous Run screen
if no other Diagnostic screens are active.
Clearing this diagnostic code will immediately cause
the air solenoid to activate, applying air to the motor.
To disable runaway monitoring, go to setup mode
and set runaway value to 0 (zero) or toggle (RT) off.
See F . 22.
IG
RS
Remote DataTrak Operation
to enter Diagnostic Mode
. 19).
IG
to scroll to the Runaway
for 3 seconds while on the
NOTICE
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