TM 9-4910-730-14&P
4-32. Set the tester at approximately 200 rpm and
4-33. WATERPROOF DISTRIBUTORS
check both sets of points by alternating the test lead
a. The seals on waterproofed or sealed distribu-
from one terminal to the other. Use the distributor
tors should not be broken prior to testing.
synchronizing screw to obtain the best match of the
b. Mount the distributor in the same manner as
arrows on the degree plate. Recheck the synchroni-
the standard distributors and connect the insulated
zation at speeds up to 2000 rpm. If bouncing or shift-
distributor test lead to the connector on the distrib-
ing of the arrows is encountered at high speeds, the
utor housing.
breaker arm springs and pivot bearings are to be
suspect.
9