Vertical Express I-2 Manual page 50

Reference Material
Troubleshooting Flowcharts
(continued)
A
Put car on inspection.
Does the car run faster
than leveling speed?
No
Is slowdown more than
three turns open?
No
Is up leveling speed
adjusted in less than
four turns?
No
A
Flowchart 27
48
Yes
Yes
Set slowdown two turns
open.
Does car run at
Yes
leveling speed?
No
Adjust valve.
Yes
Set at four turns in.
B
Flowchart 27
Flowchart 26
Is up fast energized? Yes
Not a valve problem.
No
Close up start adjustment.
Does the car run faster
Yes
than leveling speed?
Replace valve.
No
Adjust job.
Replace up fast solenoid.
Verify proper performance.
I-2 / I-3 Valve
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