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Amp Manager

The Amp Manager function enables you to reduce the alternator output by controlling the volt-
age at the field wire. This feature can be used as a method to minimize alternator overheat-
ing in warmer climates, as well as minimizing difficulties with chronic belt slippage. To adjust
Amp Manager values:

1.

‘ACTIVATE-RELEASE’ when display cycles to

“AP”

(PrA Mode 09). 

“AP”

will be fol-

lowed by 

“OFF”

code.

2.

‘ACTIVATE-HOLD’

“OFF”

display cycles to 

“249”

. The value “249” represents full field

output. The numeric value on the display will decrease until you RELEASE. 

Note:

The value “200” represents approximately 75% field output, “150” represents approx-

imately 50% field output, and “75” represents approximately 25% field output.

Equalization Mode

Equalization mode allows owners of some battery types to increase charging voltage for the purpose of minimizing battery sul-
fation. 

(Equalization is only suggested for batteries noted as “equalization friendly” in Figure 11 on Page 4).

Consult

your battery manufacturer to determine what equalization time and voltage is best for your specific battery. Equalization must
be initiated through the advanced programming mode. It is NOT a standard mode of opera-
tion. This feature should 

ONLY

be used periodically on batteries requiring equalization. Once

equalization voltage AND time values are chosen and saved into the regulator’s programming,
the equalization process will start immediately. Once equalization has occurred, the regulator
will revert to its preset program status. When equalization is once again warranted, the user
will need to re-activate the equalization mode. Equalization voltage is limited to 31.2 volts.

To adjust equalization voltage (PrA Mode 10):

1.

‘ACTIVATE-RELEASE’

“PrA”

display cycles to 

“Ev”

followed by 

“OFF”

code.

2.

‘ACTIVATE-HOLD’. 

“OFF”

display cycles to numeric voltage values. When the manu-

facturer-recommended voltage is reached, RELEASE.

To adjust equalization time (PrA Mode 11):

1.

‘ACTIVATE-RELEASE’

“PrA”.

Display cycles to 

“Ec”

followed by 

“OFF”

code.

2.

‘ACTIVATE-HOLD’. 

“OFF”

display cycles to numeric equalization time values. When the

manufacturer-recommended time value is reached, ‘RELEASE’.

Explanatory / Advisory Codes

The codes in the final mode of the Long Display (LD Mode 14) provide a wide range of advisories regarding regular operations
and possible technical difficulties. The descriptions for these codes can be found in 

Figure 17

. For additional technical infor-

mation regarding Explanatory and Advisory codes, see our Technical Support pages at the Balmar website (http://www.bal-
mar.net).

To reset advisory/diagnostic codes, access the Advanced Programming mode as described at the beginning

of Section VIII

Codes will automatically reset.

- 6 -

Figure 17 -

Advisory/diagnostic codes as displayed in LD Mode 14 on the digital numeric readout.

CODE 001 -

Factory use only.

CODE 002 -

Factory use only.

CODE 010 -

Wire short at battery #1 tempera-

ture sensing terminal.

CODE 011 -

Factory use only.

CODE 012 -

Wire short at battery #2 tempera-

ture sensing terminal.

CODE 013 -

Factory use only.

CODE 014 -

Wire short at alternator temperature

sensor terminal.

CODE 015 -

Sensor wire not found at alternator

temperature sensor terminal.

CODE 020 -

Factory use only.

CODE 021 -

Battery #2 exceeding recommended

temperature limits.

CODE 022 -

Factory use only.

CODE 024 -

Factory use only.

CODE 030 -

Voltage too low at battery.

CODE 031 -

Factory use only.

CODE 032 -

Factory use only.

CODE 040 -

Voltage too high at battery.

CODE 041 -

Factory use only.

CODE 042 -

Factory use only.

CODE 050 -

Open field.

CODE 051* -

Small Engine Mode activated.

CODE 052* -

Amp manager is in operation.

Underlined codes represent those pertaining to
Alarm Output (dash lamp) operation.

Codes highlighted by an asterisk (*) pertain to
Aux. #1 advisory output.

Figure 16 -

Equalization

Voltage mode is activated.

3.

RELEASE when desired values are reached. Inversely, the values can be decreased, if desired. ACTIVATE-HOLD while

values decrease. RELEASE when desired value is attained.

4.

The PrA mode will cycle 3 times. Any changes made during those cycles will be saved.

Figure 15 -

Indicates Amp

Manager Mode.

NOTES:

Summary of Contents for Max Charge MC-624

Page 1: ...hich could become entangled in your motor or other machinery 3 Wear ANSI approved safety glasses 4 DO NOT attempt to modify the regulator Alterations could result in damage to your charging system and...

Page 2: ...ts A tog gle switch may be added to this circuit to shut down the alternator load in cases where maximum propul sion is needed 5 The BLACK ground wire in the harness attaches to the System Ground Term...

Page 3: ...if needed Note An improperly installed or corroded battery terminal may generate heat and severe ly diminish charging and impede accurate temperature sensing 2 While observing polarity connect the ba...

Page 4: ...GEL For sealed gel batteries Absorbed Glass Mat AGL For AGM batteries Optima OPS For Optima spiral wound batteries Flooded Standard FSB For standard lead acid batteries Halogen HAL For voltage sensit...

Page 5: ...sensor reading in degrees Celcius LD Mode 10 Battery 2 temp Followed by the sensor reading in degrees Celcius LD Mode 11 Factory use only LD Mode 12 Factory use only LD Mode 13 Run time Hr code is fol...

Page 6: ...ACTIVATE RELEASE PrA Display cycles to Ec followed by OFF code 2 ACTIVATE HOLD OFF display cycles to numeric equalization time values When the manufacturer recommended time value is reached RELEASE E...

Page 7: ...qualified alter nator shop Test B If there is little or no magnetic pull at the pulley shaft or at the rear bearing initiate the follow ing test 1 With the key off and the engine off remove the large...

Page 8: ...and circuit damage or other system failures that could be responsible for charging dif ficulties If you determine that repair service is necessary for either your alternator or regulator please gather...

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