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TM 9-2320-360-20-1
NOTE
The following flow chart should be used if
DDEC troubleshooting was started on p. 2-80
and you were referred here.
CAUTION
Use jumper wire only between terminals
indicated. Failure to comply may result in
damage to DDEC components or wiring.
(1)
Turn ENGINE switch OFF.
(2)
Disconnect vernier control connector.
(3)
Install jumper wire between sockets
B and C of TPS harness connector.
(3.1) Click on "Alarms Clear" to clear alarms
screen.
(4)
Turn ENGINE switch to ON and read
active codes on DDR.
(1) Remove jumper and reconnect vernier
control.
(2) Hook DDR to 12-pin DDL connector and
select PTO counts (Mode 21).
(3) Read PTO counts.
Change 2 2-107
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