3-30. ENGINE TROUBLESHOOTING (CONT)
TEST OR INSPECTION
3. ENGINE HARD TO START OR WILL NOT START (EXHAUST SMOKE) (Cont).
Step 5. Crack (open) a fuel injector line at fuel injection pump, crank
engine, and check if fuel is pumped through fuel injection pump.
a. If fuel is not pumped through fuel injection pump, notify next
higher maintenance level (fuel injection pump must be replaced).
b. If fuel is pumped through fuel injection pump, go to step 6 be-
Step 6. If VID has not been entered in VTM, dial 60 into TEST SELECT and
press and release TEST. When UEH appears on VTM display, dial 22
into TEST SELECT and press and release TEST.
Perform compression unbalance test:
Be sure batteries are at
unbalance tests in a row
Check that fuel
full charge. Don-t do more than two compression
as loader batteries may discharge .
SHUT OFF control is pulled completely out.
Crank engine for five seconds to clear fuel from cylinders.
Set VTM TEST SELECT switches to 14.