Power smart DB2801 Instruction Manual page 15

Machine Fault light Indicator
Flash Times
4
7
8
11
14
15
19
20
23
26
27
Battery Pack Operation
The equipment is powered by a lithium-ion batteries. The battery packs are completely sealed and
maintenance free.
Battery Charge Level Indicator
The battery packs are equipped with a push button for checking the charge level. Simply press the
push button to read off the battery charge level from the LEDs of the battery indicator:
All 4 level monitoring LEDs are lit: Battery charge level is high.
3 level monitoring LEDs are lit: Battery charge level is decreasing.
2 level monitoring LEDs are lit: Battery charge level is decreasing. Stop work as soon as possible.
1 level monitoring LED is lit: Battery is flat. Stop work IMMEDIATELY and charge the battery.
Otherwise the battery's service life will be greatly shortened.
Lights
1 Light On
2 Lights On
3 Lights On
4 Lights On
NOTE: If the charge level button does not appear to be working, place the battery pack on the charger
and charge as needed.
Fault Case
abnormal voltage
abnormal reset
speed to low and current too big
low speed protection
current overload protection
motor speed too fast
too much current lasts for 15 seconds
battery pack communication is abnormal
temperature protection
LED lamp voltage abnormal
start fail
Light Indicators
The battery is at 25% capacity and requires charging.
The battery is at 50% capacity and requires charging
soon.
The battery is at 75% capacity.
The battery is at full capacity.
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