Emergency Brake; Frame With Mechanical Clips; Battery Information; Charging The Battery - Sunrise Medical Series 550 User Manual

Sunrise medical wheelchair series 420, 550, 800 user manual
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To lower the patient more quickly, use a
power drill with a 4mm Allen key bit.
5.
Once the patient is lowered safely into a
chair or bed, call a certified technician to
have lift serviced.

6.5 Emergency Brake

The emergency brake is
made of a metal bar
fixed to the drum.
In case of a chain, gear or motor breakage,
the centrifugal force created would block the
bar against the frame.
6.6 Frame with mechanical
clips
Supporting
structure
welded and reinforced with
metal clips.

6.7 Battery Information

DO NOT DROP THE LIFT.
DROPPED
INTERNAL DAMAGE THAT IS NOT
VISIBLE.
ABILITY TO RECHARGE.
Due to internal damage caused when the
battery is dropped, the battery may indicate
that it is fully charged, when in fact it
cannot hold a full charge.
indicated on the lift may not accurately
reflect a full charge on a damaged battery.
NEVER attempt to use a battery that
appears to be damaged or dented.
DO NOT store the battery near a heat
source. Heat will damage it.
VOYAGER 420 - 550 – 800 (rev 3)
is
A
LIFT
MAY
HAVE
IT MAY LOSE ITS
A green light
24 Vdc, 7 Ah rechargeable battery.
Provides up to 150 transfers with load of 75
kg (165 pounds).
Life cycle (number of charging cycles) of the
battery is largely dependent on the depth of
discharge in each cycle. The more the battery is
drained, the shorter its life span. The life of the
battery is also related to such factors as varying
temperatures and rest periods between charge
and discharge.
Graph 1: Number of recharges vs. Depth of
discharge
Graph 1 illustrates the relationship between
discharging depth and expected battery life.
If you drain the battery until it beeps every time,
you can expect the battery to fully charge only
600 times.
To prolong battery life, return the
lift to the charger WHENEVER
THE LIFT IS NOT IN USE.
The battery will not overcharge.
BHM
uses
sealed
Contrary to nickel-cadmium, BHM batteries
do not have any memory effect. Therefore,
batteries should not be completely drained
before recharge.
Graph 2: Number of lifts vs. Lift load
The graph above (Graph 2) illustrates the
relationship between the load lifted and the
number of lifts that can be done with one
recharged battery.
Do
not
excessively. This will dramatically
reduce the battery life span.
If the low battery buzzer sounds and red
light flashes, be sure to recharge the
battery as soon as possible.

6.8 Charging the battery

DO NOT operate the charger unit
with a damaged cord or if the unit
has been dropped or damaged.
DO NOT forcibly bend the power cord or
place a heavy object on it.
damage the cord and may cause fire or
electrical shock.
DO NOT pour liquid on or near the charger.
OPERATION
lead-acid
batteries.
drain
the
battery
This will
14

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