Oregon Scientific HT275 Original Instruction Manual page 15

Only use the cord set that was supplied with
the charger At first use, verify that the plug
type matches the receptacle
CHARGER LED CHARGE-STATE INDICATOR
The battery charger is equipped with an LED
charge-state indicator that indicates the state
of charging as well as conditions that may
delay or prevent charging (Fig 8)
Note: Until a battery pack is inserted, no lights
will be visible
Blinking orange light: a fault condition
exists There are several potential
causes See "Troubleshooting" in this
manual
Steady orange light: the battery pack
temperature is beyond the acceptable
range (32°F/0°C to 104°F/40°C) Allow
the battery pack to reach the
acceptable temperature range before
charging The pack may be left on the
charger as the temperature adjusts
Charging will begin when the proper
temperature is reached
FIG. 8
Blinking green light: battery pack is
charging
Steady green light: battery pack is
ready for use
Hedge Trimmer Model HT275
Operating the Hedge Trimmer
CHARGING THE BATTERY PACK
WARNING: Failure to follow proper
charging procedures may cause excessive
voltage, excessive current flow, loss
of control during charging, leakage of
hazardous chemicals, heat generation,
bursting, or fire.
With the charger cord connected to the charger
and plugged into an electrical outlet, align the
grooves in the battery with the rails on the
charger and slide the battery pack onto the
charger until fully seated (Fig 9)
FIG. 9
Check the charge-state indicator for charging
conditions
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