TM 9-2330-388-14
Section XVII. MAINTENANCE OF FRAME AND TOWING ATTACHMENTS
WARNING
4-53.
Upper Coupler/Kingpin Assembly
a.
Service.
Type 1 Dry cleaning solvent P-D-680 Is toxic
and flammable. The solvent's flash point is
(1) Remove dust, dirt, and old grease from
100F-138F (38C-59C).
In a hot, arid
kingpin.
environment, type 2 solvent, which has a
higher flashpoint, should be used. When
(2) Grease liberally with clean grease (item 17,
using either type, observe the following:
Always wear chemical splash goggles, full
(3) Check tightness of bolts holding plate to
face shield, nitrile rubber or polyvinyl alcohol
frame. If bolts are loose, tighten them to 140 lb-ft.
gloves and protective apron.
Contact
nearest safety office or industrial hygienist
(4) For replacement of bolt-on upper coupler
for guidance on appropriate respiratory
(kingpin) assembly, refer to direct support maintenance.
protection.
4-54.
Spare wheel Carrier, Fig. 4-61.
Adequate ventilation must be provided.
Work should be performed out of doors or In
a well ventilated area. If you become dizzy
while using cleaning solvent, Immediately
get fresh air and medical help.
Avoid solvent contacts with skin, eyes and
clothes and DO NOT breathe vapors. DO
NOT use near open flame or excessive heat.
If solvent contacts eyes or skin, immediately
wash the effected area. Eyelids should be
held open during washing. Seek medical
attention Immediately.
Continue eye
washing during transport to medical
treatment facility.
a.
Service. Clean with water and stiff brush. Use
dry cleaning solvent (item 11, Appendix E) to degrease.
Figure 4-61. Spare Wheel Carrier
b.
Replacement. If bracket needs replacing, notify
direct support maintenance.
c.
Repair.
Repair is limited to straightening
bracket.
4-127
