Table 2-1. Preventive Maintenance Checks and Services
Item to be
Maintenance personnel will be with vehicle
operator during the road test.
· Perform the following during road test.
· For road test, vehicle will be driven at least
five miles over different ground to give
enough time to detect any malfunctions.
a. Notice if starter engages smoothly and turns
engine at normal cranking speed.
b. Listen for unusual engine noise at idle, at
operating speeds, and under acceleration. Be
knocks, rattles or
alert for excessive vibration and the smell of
oil, fuel or exhaust.
c. Check for transmission response to shifting
and for smoothness of operation in all speed
ranges. Be alert for unusual noises and
does not shift or
difficulty in shifting in any speed range.
d. Test for accelerator response. Observe for
d. Pedal sticking
e. With vehicle speed approximately 5 mph (8
e. Steering binds,
kph) turn steering wheel to left, then right, to
detect steering backlash, shimmy or freeplay of
or freeplay is
more than 1-1/2 in. (3.8 cm) in either direction.
more than 1-1/2
Vehicle should respond instantly. With vehicle
in. (3.8 cm) in
moving on straight, level terrain, lightly hold
steering wheel to check for pull and wandering.