Vertical Express I-2 Manual page 28

Reference Material
Troubleshooting Flowcharts
(continued)
A
Record amount car has
settled (Y).
Is Y more than 25
times X?
No
Arrange for homing to
lowest floor.
Verify proper performance.
26
Close down start record car
location.
Yes
Is Z less than X?
No
Remove and examine
lowering piston.
No
Is the piston seat
damaged?
No
Remove and
examine check piston.
No
Is piston seat
damaged?
No
Replace valve.
Adjust job.
Flowchart 4
I-2 / I-3 Valve
After 15 minutes, record car
location.
Record amount car has
settled (Z).
Yes
Replace down pilot body.
Adjust down functions.
Yes
Reseat piston.
Verify proper performance.
Yes
Reseat piston.
Verify proper performance.
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