Great Plains YP4025F-1670 Operator Manual - Manual (Page 187)

Great Plains Manufacturing, Inc. Table of Contents Index Appendix R - Row Pro 183
2014-09-08 Table of Contents Index 401-571M
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).
Compressor won’t turn off (runs
continuously) Section opener valves are installed in
reverse. Install opener valves correctly.
Compressor cycles more than
normal
Water build-up in air tank. Drain tank to keep reserve volume
at proper size.
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.