Karma KP-25.2, Owner'S Manual

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6.2 Charger
The battery charger supplied by Karma is for indoor use only, it must be protected
from moisture and external heat source.
WARNING:
The fan inside the charger will start to work when you turn on the charger. (for 8A
charger will start to work as temperature is over 50
℃
and stop running under 50
℃
) If you find that the fan does not function properly, DO NOT use the charger.
Otherwise, the charger may overheat and start a fire.
6.3 Batteries
Do not expose the batteries to temperatures below -10 C (14 F) or above 50 C (122
F) when charging or storing the vehicle.
Exceeding the specified temperature range can lead to either freezing or
overheating of the batteries. This will damage the batteries and shorten their lives
The batteries used on your wheelchair are maintenance free sealed lead acid
batteries. Thus, it is not necessary to change or refill the battery liquid.
WARNING:
1. Do not open the battery seal cap at any time.
2. After ANY adjustments, repair or service and BEFORE use, make sure that
all hardware is tightened securely. Otherwise, injury or damage may occur.
3. When removing/installing batteries, keep all foreign objects, especially
metal, away from battery terminals.
CAUTION:
Place the powered wheelchair in a well-ventilated area where work can be
performed without risking damage to carpeting or floor covering.
CAUTION:
Failure to use the correct battery size and/or voltage may cause damage to the
powered wheelchair and give unsatisfactory performance. For replacement of
batteries, please contact your local KARMA supplier/dealer in order to ensure that
the new batteries are correctly be used.