Vertical Express I-2 - Page 47

I-2 / I-3 Valve Reference Material
August 2019 - 89130 v.3.0 45
Troubleshooting Flowcharts
(continued)
Flowchart 23
A
Is Up slow
energized?
Open Up start two full
turns.
Is Up fast
energized?
Should Up slow be
energized?
Not a valve problem.
Back off on low
pressure while pump is
running.
Doescarrunatfull
speed?
Adjust valve.
Is stop more than
two turns open?
Close stop to two turns
open.
Will car stand still?
Open Up stop until car
stands still or to a max.
of 6 turns.
Will car stand still?
Reconnect Up slow
solenoid.
Adjust valve.
Adjust low pressure.
Does car stand
still?
Reconnect Up slow
solenoid.
Adjust valve.
A
Flowchart 26
C
Flowchart 24
A
Flowchart 22
A
Flowchart 24
B
Flowchart 24
B
Yes
No
No
Yes
Yes
No
No
No
No
Yes
Yes
No
Yes
Yes
No
Yes