Cadex C4000 SERIES, User Manual

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Fault Codes
3. Voltage Faults
Voltage faults are caused by shorted cells in the battery
pack. If this occurs, the battery can no longer be used.
Attempting to replace the faulty cells have failed in the
past as the replacement
cells are not matched with the
existing cells.
Code 20 to 29 indicate different types of cell
deficiencies
in battery packs.
•
Code 20
HIGH IMPEDANCE
Code 21 or 22
SHORTED OR
REVERSED
Code 23
VERY LOW VOLTAGE
(ZONE 1 TIME-OUT)
Reason Battery cannot accept charge. Possible
reasons:
• Cell is dry (NiCd, NiMH)
• Cell is sulfated (SLA)
Battery type Code 20 applies to all batteries
What to do Check that the Battery Adapter is
programmed to the correct number of cells. If all fails,
discard battery.
Reason Battery is either shorted or connected
backwards. No charge or discharge is applied.
Battery type Code 21
&
22 applies to all batteries
What to do
ensure battery leads are connected properly.
If completely discharged (no terminal voltage),
charge the battery with a designated charger for a
few minutes then connect to the C4000.
Reason Charge time-out in Zone 1 after 1 minute
1 .
Battery has shorted cells.
Battery type Code 23 is most common with NiCd and
NiMH batteries.
•
What to do Discard battery.
1Time indicated is based on a C-Rate of 1
5-6
•