ENGINE STALL TEST
ENGINE STALL TEST (Continued)
Engine speed 1800-1950 rpm.
Engine power is
Engine speed below 1800 rpm.
Power is below
Repeat the preceding
step, but operate
engine for 30 seconds.
Engine speed above 1950 rpm.
slipping or fuel
injection pump is out
(1) Investigate transmission clutches, brakes,
and vehicle suspension for being too tight.
Repair as required.
Refer to pertinent
vehicle technical manual.
a. If stall speed is normal (1800-1950 rpm),
low performance is vehicle related, or
vehicle may be operating under severe
(2) Check vehicle performance on hard road:
if performance is satisfactory, limit
vehicle operation under severe conditions
to short periods of operation.
engine damage may be prevented.
(1) Investigate for transmission slippage.
Refer to vehicle technical manual.
b. If stall speed is above normal (more than
1950 rpm), low performance is transmission
related and engine is over-powered.
(2) Replace fuel injection pump (WP 0115).
END OF WORK PACKAGE
WP 0041 00-2