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Chapter 8
Verify that the difference between the static and operating pressures (gauge readings obtained in step 1)
5.
does not exceed 5 PSI.
If the pressure difference:
is greater than 5 PSI, proceed to step 6.
a.
exceeds 5 PSI, skip to step 7.
b.
The following maintenance and service steps should be
6.
Clean the strainer located next to the super cooler. Check hoses for deterioration and replace if
a.
necessary.
Remove all excess hose length between the nurse tank and break-away coupler (typically 12 feet).
b.
Remove excess hose between break-away coupler and the AccuFlow system (typically 3 feet).
c.
Verify that break-away coupler is 1-1/4", not 1". If the break-away coupler is the correct size, proceed
d.
to step 7.
Verify flow through the super cooler chamber by:
7.
Removing the vapor hoses from the steel vapor tubes at applicator knives.
a.
Secure hose ends so each hose end can be viewed from vehicle cab.
b.
Operate vehicle and AccuFlow™ system for a short period (at least 30 seconds).
c.
Verify a heavy stream of anhydrous ammonia vapor is discharged from each hose end. If not,
d.
disassemble and clean super cooler. Refer to the Opening the Super Cooler section on page 51 for
detailed instructions on disassembling the super cooler.
Issue 2:
Console does not power-up or no indicators are lit to verify system power-up.
Solutions:
Check fuses either on the back of the console or on the console's cable. Refer to the console Operation
1.
manual for assistance.
Check power and ground connections to the battery. Verify that the power leads from the console cable are
2.
connected directly to the battery, not chassis ground or another power source.
Check operation of the master switch.
3.
If none of the above steps resolve the issue, the console may require repair. Contact a local Raven dealer for
further assistance.
Issue 3:
(SCS 400 to 700 Series consoles only) All keyboard lights are on at the same time.
Solution:
The console may require repair. Contact a local Raven dealer for further assistance.
Issue 4:
(SCS 400 to 700 Series consoles only) Keyboard does not work for entries.
Solution:
The console may require repair. Contact a local Raven dealer for further assistance.
58
AccuFlow™ and AccuFlow HP™ Installation & Operation Manual
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