Vertical Express I-2 - Page 48

Reference Material I-2 / I-3 Valve
46 ©Vertical Express
Troubleshooting Flowcharts
(continued)
Flowchart 24
CBA
Does car run at full
speed?
Close start.
Does car stand
still?
Replace valve.
Adjust valve.
Does relief have
less than 5/8”
outside main nut?
Turn in on relief.
Does car run
faster?
Does pilot piston
move freely?
Adjust valve.
Does car operate
OK?
Adjust job.
Adjust valve.
B
Flowchart 25
A
Flowchart 25
Yes
No
No
Yes
No
Yes
Yes
No
No
Yes
No
No
Replaceupfast
solenoid.
Yes