Great Plains 3PYP Operator Manual - Manual (Page 178)

174 3PYP Table of Contents Index Great Plains Manufacturing, Inc.
401-312M Table of Contents Index 2014-09-09
Troubleshooting
Maintenance
Check the air filter as per manufacturer recommendation.
Problem Cause Solution
Compressor
won’t turn on Switch turned “off”. Turn switch “on”.
Poor electrical connection. Clean connections and reassemble.
Fuse blown. Replace fuse (60A).
Erratic down
pressure
reading
Poor electrical connection to load
cell. Clean connection and reassemble.
Load cell malfunction. Replace load cell.
Persistent
“high” alarm
Row unit spring tension too high. Lower spring tension.
Air leak preventing cylinders from
holding pressure. Fix leak.
Persistent
“low” alarm
Row unit spring tension too low. Raise spring tension.
Air leak preventing cylinders from
holding pressure. Fix leak.
System won’t
hold air
pressure Pinched/torn hose. Replace hose.
Hose not pushed into quick
connect fitting far enough. Push hose in until fully seated.