Regulator Troubleshooting Flow Chart
Most regulation problems can be solved with the following flow chart
Terminals #1 through #10 are on the Monitor Terminal Board.
Wires referred to by color are in the wiring harness for the Ideal Regulator Output Module
NO OUTPUT
Check
Do final progress
& startup test
described on page 14
No or variable
alternator current
OK
alternatorbelts, field
wire,alternator
ground, & field gnd.
FAIL TEST
HIGH VOLTAGE
Is the Red CHG
LED on the Output
Module lit?
Is the green ON LED
Voltage OK, problem
in alternator. If not
OK, problem in wire
or connections.
Is the wiring harness
from the Output
Module pluged in
correctly
Check for voltage at
the alternator end of
the blue field wire.
Should be 10 to 12V.
HIGH VOLTAGE,
REGULATOR NOT
IN CONTROL.
YES
YES
YES
YES
located on the
Output Module lit?
NO
NO
Is there 12V between
the black wire and
the brown wire REG
ON?
With engine off
Is there 12V between
black & red wires, if
not check fuse
Alternator shunt sense
leadsreversedand
current > 100.
Is the Charge Cycle
status light lit on the
front panel of the
meter?
LIT
make sure the
Green LED REG
ON is not lit.
supplying red wire
Reversesenseleads.
NO
NO
NOT LIT
Is the oil pressure
switch jumpered or
the key turned on?
Is phone cord between
Monitor Board and
Output Module
Output Module is
bad. Replace it.
Is the Red CHG LED
Output Module lit?
Disconnect the
brown REG ON
wire, is the RED
LED still lit?
YES
YES
pluggedincorrectly?
NO
NO
YES
Be sure set up correct
for your battery
Is there about 5V
between term #1 and
the test point shown
on the Monitor TB?
Problem in ribbon
cable or meter. Try re-
pluggingcable
The problem is in
the alternator or the
externalwiring.
Checkcircuit
supplying the switch
(fuse & wire).
YES
system. Is Bat#2
defeated?Seemanual.
If not OK call us.
NO
Is there about 5V
between term #1 and
the test point shown?
If voltage is OK
problem is with
Monitor Terminal
board, replace it.
Check battery voltage
sense leads. Do
YES
Use this flow chart to assist in troubleshooting if
progress test #1.
you encounter unexpected results during installa-
tion, start up, and operation of your new LINK
2000-R
NO
If alternator was
converted from
internal reg. was
diode trio removed?
If there is no voltage
the problem is in the
phone cord or
connections.
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