ECO Charge FS3 Operator/installer Manual - Troubleshooting .21

Troubleshooting .21

Problem

Possible Cause

Remedy

Over Discharged 

Battery.

Battery is  <1.9Vpc 

at connection but 

recovers within 30 

seconds of charge.

Typically due to the battery 

being quickly unplugged from 

the truck and plugged onto 

the charger without allowing 

the battery to recover. Regular 

occurrences might need 

investigation of work practices.

Deeply Discharged 

Battery.

Battery is still 

<1.9Vpc after 30 

seconds of charge.

Check battery for faults.

Incorrect 

Battery.

Battery is not the 

correct voltage for 

the charger.

Check the configuration 

matches the battery, check 

the operator is not trying 

to plug an incorrect battery 

type onto the charger.

Bulk Charge 

Timeout.

The bulk charge 

part of the cycle is 

longer than expected.

Check the charger 

configuration matches 

the battery, check the 

battery for problems.

Finishing Charge 

Timeout.

The finishing charge part of the 

cycle is longer than expected.

Check that the configuration 

matches the battery, regular 

timeouts may indicate a 

problem with the battery.

Battery 

Disconnected.

Battery has 

been disconnected 

mid charge cycle.

Remind the operator if there 

is a need to disconnect the 

battery mid charge cycle they 

must first set the front panel 

toggle switch to STOP.

Reversed 

Battery.

A reverse polarity 

battery has been 

connected to the charger.

Correct the incorrect battery 

wiring and replace the blown 

charger output fuse(s).

Inability to set a 36V 

configuration to greater 

than 46A or a 48V config 

greater than 35A.

Charger only 

has a 10A AC 

input lead.

Upgrade the AC input circuit 

and remove the hardware AC 

current limit function.