An alphanumeric code displays on the main handset (such as the PALCOM P7), the radio remote control, or the main control box LED display.
Apply dielectric grease to electrical connectors exposed to weather elements to prevent corrosion and signal shorting. palfingercranemanualerrorcodes
These are the most common errors. They indicate that the control unit is receiving a signal that is out of range or non-existent. An alphanumeric code displays on the main handset
Check wiring and connections at U231; replace transducer if code persists. Broken connection with the U236 pressure transducer . Swap U236 and U237 plugs to test; check for broken wiring. Code 20/21 They indicate that the control unit is receiving
These codes point to a breakdown in data transmission between the remote control, the main computer, and the valve segments.
: A general overload warning. The crane is telling Elias he's trying to lift more than it can handle.