Battery Maintenance; Charger Maintenance - Skyjack SJ3220 Service Manual

Base

5.3-7 Battery Maintenance

This section provides the operator with procedures
on how to service and charge the battery. This also
provides the charger operation instructions.
Servicing the battery
WARNING
Explosion hazard. Keep flames and
sparks away. Do not smoke near
batteries. Battery acid releases
explosive gas while charging. Charge
batteries in a well-ventilated area.
WARNING
Battery acid is extremely corrosive – wear proper
eye and facial protection as well as appropriate
protective clothing. If contact occurs, immediately
flush with cold water and seek medical attention.
1. Turn the main power disconnect switch to the off
position.
2. Check the battery case for damage.
3. Check the battery fluid level in each battery. If
the plates are not covered by at least 13 mm
(1/2") of solution, add distilled or demineralized
water.
4. Make sure all the battery connections are tight.
NOTE
Do not use any batteries other than the flooded
lead-acid batteries of the proper Ah rating .
WARNING
Use the original or equivalent to the original parts
and components for the MEWP .
SJ3220, SJ3226, SJ4720, SJ4726, SJ4732

5.3-8 Charger Maintenance

3
2b
2a
1
4
5
6
Indicator
No. State
type
AC
Blue
1
power
Flashing
Battery
green
charging
2a
Solid
<80%
green
Flashing
Battery
green
charging
2b
Solid
>80%
green
Solid red
Fault/
3
error
Flashing
amber
Charging
Solid
4
output yellow
Charge Current
profile/ algorithm
5
or fault/
error
display error code
Select Current
charge charging
6
profile algorithm
Section 5 – Procedures
Description/action
required
Battery charger is
connected to the AC
power.
Low charge— continue
charging.
High charge—
continue charging.
High charge— can
discontinue charging.
Charge complete—
discontinue charging.
Charger fault—refer to
the service manual.
Error encountered—
refer to the service
manual.
Charger output is
active.
N/A.
N/A.
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