Vertical Express I-2 Manual page 54

Reference Material
Troubleshooting Flowcharts
(continued)
Yes
Verify proper
performance.
52
A
Yes
Run car on inspection.
Does stop feel OK? Yes
No
Adjust stop.
Take car off inspection.
Yes
Does start feel
OK?
Set all slowdown
No signals so car has 3" to
4" of leveling.
A
Flowchart 32
Does car level at
Yes
10 to 12 FPM?
No
A B
Flowchart 31 Flowchart 32
Flowchart 30
Does car stop
properly at each
floor?
No
Does car stop
properly at any Yes
floor?
Not a valve problem.
Set all slowdown
No
signals the same
distance from the floor.
Does car have
more than 3" to 4" Yes
of leveling?
Is leveling speed
No
less than 10 FPM?
Does slowdown
feel OK?
Yes
No
No
Adjust slowdown.
C
Flowchart 32
I-2 / I-3 Valve
Yes
Is leveling speed
adjustment strainer
clean?
No
Clean strainer.
Verify proper
performance.
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