Troubleshooting
5Symptoms & remedies
| Symptom | Remedy |
|---|---|
| Display not functioning properly or not functioning at all. | Check wiring, lamps and connections. Replace lamp elements or controller if necessary. Check batteries, re-charge or replace if necessary. |
| No power to system. | Check circuit breakers on controller. Allow to automatically reset if tripped. Check wiring. Replace controller. |
| Operational time is less than desired. | Check battery condition. Charge batteries with heavy-duty AC charger. Use hydrometer to ensure that batteries are fully charged before putting unit into service. (See BATTERY MAINTENANCE section). Check solar panels. (See ARRAY MAINTENANCE section.) |
| LVD lamp illuminated or system shut down. | Charge batteries using properly sized AC charger until voltmeter or hydrometer indicates batteries are fully charged. |
| Batteries will not fully charge. | Check battery condition. (See BATTERY MAINTENANCE section.) Replace if necessary. |
Fault codes and symptom→remedy steps extracted from this unit’s service/owner documentation; verify against the official manual before servicing.
Available documents
Service manual
About
Allmand 2220/SE — light tower. Specifications and parts compiled from manufacturer documents.