SPX Hankinson HHE Series Instruction Manual page 35

Left tower pressure
switch LED:
On=switch closed
Off=switch open
Left tower drying LED
Left purge valve LED
On=valve open
Off=valve closed
Left tower regenerating
LED
Filter service /
maintenance LED
Vacuum Fluorescent
Text Display
Select switch
Power On LED
Communications icon
Power On / Off Switch
(NOTE: Overlay for Standard Pressure Models 4100 & 5400 depicts a different inlet
Front Panel Overlay – Level 2 Controller
(NOTE: Figure is representative of Standard Pressure Models 40 through 3000.)
valve and outlet/purge circuit. Overlay for High Pressure Models 40 through 450
depicts a different inlet valve circuit.)
Figure 8-1
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Filter service /
maintenance LED
Filter service /
maintenance LED
Right tower pressure
switch LED:
On=switch closed
Off=switch open
Right tower drying LED
Right purge valve LED
On=valve open
Off=valve closed
Right tower
regenerating LED
Enter switch
Maintenance / service
reminder LED
Alarm LED
Reset switch for alarm
Also see 7.7.3, setting
dew point alarm.