15
Donaldson Company, Inc.
optional
transformer
FU1 FU2 FU3
timer control
See Detail
Control Box Assembly
ON
1
2
3
4
180-sec wait
30-sec clean
60-sec time
90-sec
Single VS-550, 1200, and 1500
Switches preset to OFF position.
Default set to 60-sec wait, 60-sec clean.
ON
1
2
3
4
180-sec wait
30-sec clean
60-sec time
90-sec
Double VS-2400 and 3000
Switch 1 to ON position.
Set to 180-sec wait, default 60-sec clean.
Note: F2 and F3 present on units
with optional transformer
only
Control Box Assembly
Control Box