TM 5-3805-262-20
3-30. ENGINE TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
6. ENGINE STALLS FREQUENTLY OR DOES NOT DEVELOP FULL POWER (Cont) .
S t e p 6 . ( C o n t ).
Install adapter (TK item 20) in elbow port from which plug was re-
moved.
Install pressure transducer (blue stripe, TK item 17) in adapter (TK
item 20).
Connect transducer cable W4 connector P1 to VTM J2.
Connect transducer cable W4 connector P2 to transducer connector.
Dial 50 into TEST SELECT.
Press and hold TEST until CAL appears on display then release TEST.
Wait for offset value to appear on display. Offset value should be
between -150 to +150. If it is not, STE/ICE is defective (refer to
TM 9-4910-571-12&P).
Press and release TEST.
Start engine and operate at idle speed.
Display should indicate 20 to 30 psi.
Shut off engine.
a. If display indicates 20 to 30 psi, disconnect transducer cable
W4 from transducer. Remove transducer and adapter from elbow
port. Reinstall plug in elbow port and go to step 7 below.
b. If display does not indicate 20 to 30 psi, disconnect transducer
cable W4 from transducer. Remove transducer and adapter from el-
bow port. Reinstall plug in elbow port and go to
fuel system troubleshooting, MALFUNCTION 1.
Step 7.
Loosen and disconnect
tachometer cable nut from
tachometer drive.
Install STE/ICE pulse
tachometer in loader tach-
ometer drive.
Connect transducer cable
W4 connector P1 to VTM J3.
Connect transducer cable
W4 connector P2 to pulse
tachometer.
Dial 10 into TEST SELECT
and press and release
TEST.
Start and warm engine to
operating temperature.
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