Figure 3-70. Overspeed governor, removal, installation, and speed adjustment
(engine model 687C-18-ES).
wires, and conduit protected circuits between junction
loose end closer to fixed end for ease in reaching
boxes.
terminals by problems of multimeter or test lamp.
Caution
c. Inspection. Visually inspect insulation or looms
Keep all wiring free of grease, oil, and
for cracks or fraying. Closely examine lead or harness at
accumulations of dust and dirt.
all points where passage is over rough or sharp edges, or
Grease and oil will cause rapid
through holes without grommet protection. Examine lead
terminals for security to lead or terminal post of junction
of
insulation,
and
box and accessory. Carefully trace leads by referring to
excessive dust accumulations will
applicable portion of wiring diagram (fig.1-9, view A and
speed grounding at cracked insulation
B). Repair or replace defective leads or harness.
of electrical leads
d. Replacement.
(1) Individual leads will be replaced by dis-
b. Testing. Individual electrical leads may be tested
connecting at both terminal points, and installing a new
for continuity by use of a multimeter or low voltage test
lead of .exactly the same size wire. Be sure that end
lamp. Leads within a harness may be tested similarly by
terminals are secure on lead and terminal post, and that
tagging and disconnecting one end of a harness, moving
markers are removed from old
3-79
