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 TM 9-2320-364-20-1
Allow engine to cool before performing trouble-
shooting maintenance. If necessary use
insulated pads and gloves. Hot engine
components will burn and cause injury to
personnel.
Remove all jewelry such as rings, dog tags,
bracelets, etc. If jewelry or tools contact
positive electrical circuits, a direct short
may result. Damage to equipment, injury or
death to personnel may occur.
Use jumperwire only between terminals
indicated. Failure to comply may result in
damage to DDEC components or wiring.
DDEC ECM connector terminals are easily
damaged. Use care when connecting and
disconnecting connectors.
RESISTANCE TEST
VERNIER CONTROL
HARNESS CONNECTOR MC38
(1) Place jumperwire between terminals A
and C vernier control connector
MC38.
(2) Read resistance between terminals
A3 and C3 on vehicle harness
connector MC18.
(a) If there are more than 5 ohms,
remove jumperwire and repair
wire 916 (see schematic Fig 2-1)
or notify DS Maintenance.
(b) If there are less than 5 ohms,
wire 916 is OK.
(3) Remove jumperwire.
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