TM 5-3610-253-14
Table 5-9. DIRECT/GENERAL SUPPORT TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
11.
WITH CUTTING BUTTONS DEPRESSED, CUTTING AND CLAMPING ARE INOPERATIVE, LIGHT
BARRIER SIGNAL LAMP IS LIT - Cont
Step 13.
Check for +24 V at pin 9 of plug connector SZ 40 when cutting
buttons are depressed. Use pin 5 of plug connector ST 70 as
ground.
(a) If voltage is present, replace motherboard SZ (paragraph
(b) If voltage is not present, replace safety bolt assembly after
checking continuity of safety bolt proximity switch (para-
graph 5-16.17).
(c) If problem still remains, refer to electronic schematics and
troubleshoot.
12.
BASIC OMI MEASUREMENT VARIES FROM CUT TO CUT.
Step 1.
Check for loose spindle nut by observing to see if sledge is loose
on spindle.
(a) If loose, tighten spindle nut as follows:
(1) Loosen locknut and remove retaining stud from carrier.
(2) Tighten spindle nut with spindle nut wrench until snug
against spindle flats. Reinstall retaining stud.
Tighten firmly and lock with nut.
