Vertical Express I-2 - Page 54

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