Vertical Express I-2 - Page 29

I-2 / I-3 Valve Reference Material
August 2019 - 89130 v.3.0 27
Troubleshooting Flowcharts
(continued)
Flowchart 5
A
Set up a down call
Does the car lower at
all?
No
Is the line valve open?
No
Open line valve.
Does the car operate
OK?
No
Does the car lower at
all?
Yes
Yes
Yes
Yes
R
Does the car lower at
contract speed?
No
Does the car lower at
less than contract
speed?
Adjust lowering speed.
No
Verify proper performance.
Yes
Yes
A
Flowchart 12
A
Flowchart 9
Verify proper performance.
R
Flowchart 5
Is down fast
energized?
No
Is there voltage on
coil?
No
Not a valve problem.
Yes
Replace solenoid coil.
A
Flowchart 6
No
Flowchart 7
A