Lcd Display; Alarm - Graco Therm-O-Flow 20 EasyKey Instructions Manual

Hot melt pail unloaders
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Operator Controls
Left Arrow: move to previous screen.
Right Arrow: move to next screen.
System On/Off: on starts system. Activates
Heat State Toggle: starts heaters in all zones where they are enabled. Cycles through heat states
(Heat Off, Heat On/Heat Soak/Run, Setback).
Clear: clears alarms and warnings.
Pump Ready: allows pump to cycle after a DRUM EMPTY condition is removed.
Pump Crossover: transitions the active system to the inactive unloader.

LCD Display

The two run screens show graphical and text informa-
tion related to setup and spray operations.
A screen saver option is available in the Advanced
Setup screen 4 (see Table 7, page 22).
Animation: when there is flow the air motor piston
A
and pump displacement rod move and the gun
appears to spray.
B
not used.
C
not used.
Zone Number and Icon: shows which zone data is
D
currently being displayed. Icon indicates component
for that zone.
16
Table 4: Key Descriptions
,
,
Temperature Readout: shows current temperature
E
of each zone, in temperature units selected in Table
7, see page 22.
Status Bar: shows current operation mode or
F

alarm.

G Current Date and Time
Security Level: a padlock appears on the screen if
H
a password is required to enter Setup mode. If the
password was set to 0, no padlock appears and
setup can be entered without a password.
You must be in system off mode to enter setup
Alarm
Alerts the user to an alarm condition. Press
the alarm.
, and
keys.
.
to clear
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