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IMPORTANT:
Keep pressing the UP/DOWN switch in Single-Step mode until the
HD Stair Climbing Hand Truck reaches the next step and stops automatically. Then
release the switch. Pressing the switch again starts the unit on its next movement
cycle. If the switch is released by mistake during a cycle, simply press the
UP/DOWN button again to continue the movement. The unit continues operating
until it reaches the end of the cycle and stops automatically. Releasing the button
and pressing it again starts the next climbing cycle.
Flashing green:
The unit is in Continuous mode. For users with plenty of
practice. The unit starts climbing when the UP/DOWN switch is pressed and
doesn't stop until the UP/DOWN switch is released.
Flashing red:
The unit is overloaded. (The LED flashes for approx. 3 seconds
and then goes out
– see also Operation section (4.2.1)
Alternating red and green:
the battery pack is running low and urgently needs
to be recharged. The stair climber could manage another flight of stairs, but it is
recommended that you move down stairs and either change the battery pack or
recharge it with the quick charger supplied. In addition, an integrated beeper
provides an acoustic signal to indicate that the battery charge is low. The beep
frequency increases as the battery level depletes.
2.4.3. Speed switch
Use the speed switch to select higher or lower climbing speeds.
(Figure 4, page 9)
The lower speed or single-step mode is recommended for beginners, heavy loads
and difficult situations.