TM-9-2320-285-24-1
TRUCK TRACTOR, YARD TYPE, 43,500 LB GVW, DED, 4X2, ARMY MODEL M878A1
TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
OCTOBER 1985
TM-9-2320-285-24-1 - Page 910 of 987
TM 9-2320-285-24-1
2-78.
FIFTH WHEEL HYDRAULIC SYSTEM MAINTENANCE (CONT)
b.
Hydraulic Filter and Lines and Fittings (cont).
(2) Lines and Fittings (cont).
STEP
LOCATION
ITEM
ACTION
REMARKS
REMOVAL (cont)
6
Left hand
a.
Hose assembly
a.
Loosen nut
hydraulic
(28)
b.
Disconnect
From bushing (29)
cylinder
fitting
c.
Remove
From tractor
b.
Bushing (29)
Remove
From bushing (30)
c.
Bushing (30)
Remove
From tee (35)
d.
Hose assembly
a.
Disconnect
From fitting (32)
(31)
fitting
b.
Remove
From tractor
e.
Fitting (32)
Remove
From velocity fuse (33)
f.
Velocity fuse
Remove
From fitting (34)
(33)
g.
Fitting (34)
Remove
From tee (35)
h.
Tee (35)
Remove
From elbow (36)
i.
Two elbows (36)
Remove
From left hand hydraulic
cylinder
j.
Hose assembly
a.
Disconnect
From elbow (38)
(37)
fitting
b.
Remove
From tractor
k.
Elbow (38)
Remove
From left hand hydraulic
cylinder
7
Right hand
a.
Hose assembly
a.
Disconnect
From elbow (40)
hydraulic
(39)
fitting
cylinder
b.
Remove
From tractor
b.
Elbow (40)
Remove
From right hand hydraulic
cylinder
c.
Hose assembly
a.
Disconnect
From bushing (42)
(41)
fitting
b.
Remove
From tractor
d.
Bushing (42)
Remove
From tee (47)
e.
Hose assembly
a.
Disconnect
From fitting (44)
(43)
fitting
b.
Remove
From tractor
f.
Fitting (44)
Remove
From velocity fuse (45)
g.
Velocity fuse
Remove
From fitting (46)
(45)
h.
Fitting (46)
Remove
From tee (47)
i.
Tee (47)
Remove
From elbow (48)
j.
Two elbows (48)
Remove
From right hand hydraulic
cylinder
2-887
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