SYMPTOM C: THE LOW OUTPUT OF INVERTER IS MEASURED
POSSIBLE CAUSES  | SUGGESTION  | 
  | 
  | 
Battery voltage is too low below 10V DC  | Recharge battery  | 
  | 
  | 
The inverter is overload  | Reduce load to 600 Watts (PINV4) , 800  | 
  | Watts (PINV5) and 1000 Watts (PINV6)  | 
  | maximum to maintain regulation.  | 
  | 
  | 
SYMPTOM D: THE LOW BATTERY IS MEASURED
POSSIBLE CAUSES  | SUGGESTION  | 
  | 
  | 
The poor battery condition  | Recharge battery  | 
  | 
  | 
Inadequate power of excessive voltage drop  | Check condition of battery clips and  | 
  | terminals. Clean or replace as necessary  | 
  | 
  | 
7