Vertical Express I-2 - Page 42

Reference Material I-2 / I-3 Valve
40 ©Vertical Express
Troubleshooting Flowcharts
(continued)
Flowchart 18
A
Register an Up call.
Does the car run Up
OK at high speed?
A
Flowchart 19
Does the car level Up
OK?
Is Up slow solenoid
energized?
Is there voltage on the
coil?
Not a valve problem.
Verify proper performance.
Replace coil.
Put car on inspection.
Is Up inspection speed
8to20FPM?
A
Flowchart 26
Reconnect Up slow
solenoid.
Place car on automatic.
A
Flowchart 30
Does car stand still?
Disconnect Up slow
solenoid.
B
Flowchart 19
Run car Up on inspection.
A
Flowchart 26
No
No
Yes
No
No
Yes
Yes
Yes
No
Yes
Yes
No