TM 11-7025-210-23
Table 3-1 . Organizational Preventive Maintenance Checks
and Services Semiannual Schedule -- Continued
Item
Item To Be
Equipment Will Be
No.
Inspected
Procedures
Reported Not Ready/
Available if
2
Print Mechanism
Lubricate left jackshaft bear-
Bearing binds.
ing by applying two drops of
oil to bearing between jack-
shaft pulley and side frame.
Lubricate right jackshaft
Bearing binds.
bearing by applying two drops
of oil on jackshaft next to
end of bearing on outside of
side frame.
3
Print Mechanism
Check adjustment of jackshaft
Jackshaft is not
Jackshaft
as follows:
properly adjusted.
1. Using feeler gauge, check
left jackshaft end play.
It should be 0.003-0.008
in. (0.08-0.20 mm) between
outside edge of left jack-
shaft bearing and left
pulley assembly.
2. Using feeler gauge, check
right jackshaft end posi-
tion. It should be flush
to 0.06 in. (1.5 mm)
beyond outside edge of
pulley.
4
Print Mechanism
Check tension of left and
Drive Belts
right drive belts.
1. Using belt tension gauge,
apply a force of 4 oz. to
center of belt span.
2. Using a machinist's rule,
measure deflection caused
by force. It should
measure between 0.05 and
0.23 inches.
3-4
