Specifications

18
The following are alternator replacement combinations which require an adapter harness. All of the
necessary components are shown.
2. Original engine equipped with DC Only alternator. Replacement engine equipped with Dual Circuit
alternator.
Modify 398661 harness supplied with replacement engine by removing white AC wire. Then, splice 393537
connector into RED DC wire and connect to equipment harness. See Fig. 2
EQUIPMENT
HARNESS - FEMALE
WHITE CONNECTOR
393456 - DUAL CIRCUIT
REPLACEMENT CONNECTOR HARNESS
BLACK WIRE
DC RED WIRE
398661
HARNESS - FEMALE
DUAL CIRCUIT CONNECTOR - MALE
(FROM ENGINE)
AC
DC
RIB
RIB
SPLICE
393537 - GREEN
CONNECTOR - MALE
DIODE
EQUIPMENT
HARNESS - FEMALE
WHITE CONNECTOR
AC WHITE WIRE
398661
HARNESS - FEMALE
DUAL CIRCUIT CONNECTOR - MALE
(FROM ENGINE)
393456 - DUAL CIRCUIT
REPLACEMENT CONNECTOR HARNESS
AC
DC
RIB
RIB
SPLICE
393537 - GREEN
CONNECTOR - MALE
BLACK WIRE
DIODE
Fig. 1
Fig. 2
1. Original engine equipped with AC Only alternator. Replacement engine equipped with Dual Circuit
alternator.
Modify 398661 harness supplied with replacement engine by removing RED DC wire. Then, splice 393537
connector into white AC wire and connect to equipment harness. See Fig. 1