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Page Title:
RESISTANCE TEST |
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 TM 9-2320-364-20-1
Allow engine to cool before performing
troubleshooting 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.
DDEC ECM connector terminals are easily
damaged. Use care when connecting and
disconnecting connectors.
RESISTANCE TEST
(1) Are 3200 to 3400 ohms present at
Vernier Control harness connector
MC38 between terminals A and B?
(a) If 3200 to 3400 ohms are not
present, replace vernier control
(Para 7-100) and perform Steps (3)
through (5) below.
(b) If 3200 to 3400 ohms are present,
vernier control is OK, perform
Step (2) below.
(2) Are 5500 to 5600 ohms present at
vernier control harness connector
MC38 between terminals B and C?
(a) If 5500 to 5600 ohms are not
present, replace vernier control
(Para 7-100) and perform Steps (3)
through (5) below.
(b) If 5500 to 5600 ohms are present,
vernier control is OK.
(3) Connect vehicle harness connector
MC18 and tighten screw.
(4) Connect vernier control harness
connector MC38.
(5) Install instrument panel and
sunshield with ten screws.
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