Vertical Express I-2 - Page 43

I-2 / I-3 Valve Reference Material
August 2019 - 89130 v.3.0 41
Troubleshooting Flowcharts
(continued)
Flowchart 19
A B
Is motor running?
Does car move at all?
Verify proper performance.
Is the pump turning?
A
Flowchart 23
Does car stand still?
Not a valve problem?
Correct drive.
Is there voltage on the
coil?
Is Up fast solenoid
energized?
Not a valve problem.
Replace coil.
Verify proper performance.
Setstopattwoturnsopen.
Is stop more than one
turn open?
B
Flowchart 23
Reconnect Up slow
solenoid.
Adjust unit.
Turn off power.
Verify proper performance.
Record the number of turns
start and stop adjustment
are opened.
A
Flowchart 20
No
No
Yes
Yes
No
Yes
No
No
Yes
Yes
No
No
Yes
Yes
No