Atec 9004A, Owner'S Manual

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battery in optimal state, if the battery voltage drops even lower, the battery
charger will switch into Bulk charging stage. The maintenance mode allows
the charger can be connected to the battery over the course of a season; if
possible; check the electrolyte liquid level in the battery.
STEP 4 - Disconnecting the Battery charger from Battery

If the Battery is out of the vehicle.
o
Switch OFF and Remove the AC Power Socket from the outlet.
o
Remove the Black lead and then the Red lead.
o
Check electrolyte levels if possible.
(As they may need topping up with distilled water after charging)

If the Battery is in the vehicle.
o
Switch OFF and Remove the AC Power Socket from the outlet.
o
Remove the lead from the vehicle chassis.
o
Remove the lead from the battery.
o
Check electrolyte levels if possible.
(As they may need topping up with distilled water after charging)
LED STATUS INIDICATOR TABLE:
LED Status Descriptions
1. Power / Fault LED
– Green / Red
Green ON AC power is connected
Green Flash ECO mode and no battery presented
RED ON Short
–circuit or Reverse polarity
RED Flash (Slow) Automatic Rejuvenation or charge cycle has timed out
RED Flash (Fast) Over temperature protection mode
2. Charge / Reconditioning LED
– Blue / Yellow
Blue Flash Recondition / Soft start
Blue ON Bulk charge (C.C) mode / Absorption charge (C.V) mode
Yellow ON Battery is flat (less than 3V)
3. Full LED -Green
Green ON The charger is at Float mode (Full)