TM 9-4910-387-14-2
NOTE
To ensure thermal heater is not shorted, set leads on
contacts and pull out on RESET. On later model
testers, remove heater element and push down on
heater switch.
3 Remove both leads. Connect one multimeter lead to
the thermal
heater contact (10). Connect the other lead to the thermal heater
contact (11).
NOTE
Some testers have only two thermal heaters instead of
three. For testers with two thermal heaters, omit steps
4 and 5.
4 Remove both leads. Connect one multimeter lead to
the thermal
heater contact (12) and the other lead to the thermal heater contact
(13).
5 Remove both leads. Connect one multimeter lead to
the thermal
heater contact (14) and connect the other lead to starter contact C8
(15).
6 Remove both leads. Connect one multimeter
lead to starter contact Cl (16). Connect other
lead in sequence to terminal B5 (17) and to
contact (18) on FORWARD-OFF-REVERSE
switch.
7 Remove both leads. Connect one multimeter
lead to contact (19) on FORWARD-OFF-
REVERSE switch. Connect other lead in
sequence to terminal B4 (20) and to contact
(21) on STOP switch.
6-19