Sundstrom SR 501 EX User manual

2020-12-11
OI06R-2018 SR 501 EX 1
Operating instructions
SR 501 EX
Battery
Revision: 03

General information
For the longest lifetime, the battery SR 501 EX should have regular charging and discharging cycles.
Best results are achieved with full discharge directly followed with a full charge.
The battery can be deep discharged if it is not used for a longer time, which may result in damage to the
battery cells.
Prolonged maintenance charge could also lead to a premature wear out of the battery cells.
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OI06R-2018 SR 501 EX 2

1. Removing the battery
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OI06R-2018 SR 501 EX 3
1.1 Place the fan unit upside
down.
Grip the fan unit with one
hand with the thumb placed
over the battery.
1.2 Raise the battery cover a
few centimeters and push
with the thumb and withdraw
the battery.

2. Charging the battery
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OI06R-2018 SR 501 EX 4
2.1 Connect the battery to the
battery charger.
2.2 Make sure that the pin on
the cord’s plug is fitted into
the groove on the battery.
2.3 Connect the charger plug
to a wall socket.
Charge the battery to full
capacity at room temperature,
about 2 hours.
Green LED lights up when
fully charged battery.
2.4 Hold the charger plug and
pull straight out when
unplugging the charger from
the battery.
Do NOT pull on the cord.
Do NOT twist the plug.

3. Battery gasket
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OI06R-2018 SR 501 EX 5
3.1 Check that the gasket
around the opening to the
battery terminals on the
underside of the battery is
undamaged.
3.2 To make the battery
mounting easier, grease the
gasket with Vaseline provided
in the product package.
During long-term storage, a scheduled charging procedure
is recommended, as follows:
Charge the battery in accordance with section 2.
Store the battery i room temperature.
Repeat charging after 6 to 8 weeks as long as the storage
continues.
Fully charge the battery before planned usage.
4. Storage of battery