TM-9-2330-356-14

SEMITRAILER, TANK: 5000 GALLON, BULK HAUL, SELF LOAD/UNLOAD M967 AND M967A1; SEMITRAILER, TANK: 5000 GALLON, FUEL DISPENSING, AUTOMOTIVE M969 AND M969A1; SEMITRAILER, TANK: 5000 GALLON, FUEL DISPENSING, UNDER/OVERWING AIRCRAFT M970 AND M970A1

TECHNICAL MANUAL; OPERATOR’S, UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL

OCTOBER 1990

  TM-9-2330-356-14 - Page 209 of 528

TM 9-2330-356-14
Section Xl. MAINTENANCE OF BOGIE ASSEMBLY
4-28.
General, M967, M969, and M970 except M970
SN TC-0843, TC-0844, and TC-103 thru TC-178.
(6) Look for leakage around seals in spring seats.
a. Preliminary.
Position semitrailer on hard level
c.
Repair.
Tighten loose bolts. If damage or wear is
surface with front resting on landing gear. Jack and block
evident, notify direct support maintenance.
rear of frame. Remove wheels (para 4-49).
4-29. General, M967A1, M969A1, and M970A1 includ-
ing M970 SN TC-0843, TC-0844, and TC-103
b.
Inspection.
Clean axle and suspension system with
thru TC-178.
water and fiber brush to allow for careful inspection.
(1) Inspect general condition of tandem tube,
torque rods, and spring leaves. Look for cracks or damage.
(2) Cheek torque rods (fig. 4-50) for looseness
(table 4-12). Look for deterioration of ball assemblies.
(3) Check tightness of U-bolts (fig. 4-50) and
clips on leaf springs (table 4-12),
Table 4-12. Tabulated Torque Values—Bogie Assembly
M967, M969, and M970 except M970 SN TC-0843,
TC-0844, and TC-103 thru TC-178).
(4)
Look for cracked welds, damage to backing
plates, worn brake hoses, or cracked brake drum.
(5)
Cheek tightness of bolts which fasten bogie
assembly to trailer frame.
Figure 4-50. Bogie Assembly (M967, M969, and M970
except M970 SN TC-0843, TC-0844, and TC-103 thru
TC-178).
a
Preliminary.
Position semitrailer on hard level
surface with front resting on landing gear. Jack and block
rear of frame. Remove wheels (para 4-49).
b.
Inspection.
Clean axle and suspension system with
water and fiber brush to allow for careful inspection.
(1) Inspect general condition of trunnion tube,
axles and spring leaves. Look for cracks or damage.
(2) Check tightness of U-bolts (fig. 4-51), and
clips on leaf springs (table 4-13).
Figure 4-51. Bogie Assembly (M967A1, M969A1, and
M970A1 including M970 SN TC-0843, TC-0844, and
TC-103 thru TC-178).
(3) Check tightness of U-bolts and screws
(fig. 4-51) on leaf spring cap and seat (table 4-13).
(4) Look
for cracked brake drum.
Table 4-13. Tabulated Torque Values—Bogie Assembly,
M967A1, M969A1, and M970A1 including M970 SN
TC-0843, TC-0844, and TC-103 thru TC-178).
Change 3
4-73


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