TM
55-1730-229-34
AG
320A0-MME-000
TO
35C2-3-473-2
TM
1730-34/1
HYDRAULIC DUAL MANIFOLD.
8-14.
(6) Replace fitting (17) by first
loosening coupling nut (20) and removing
Disassembly.
tube assembly (19) with elbow (21). Re-
(See
move fitting (17) with packing (18).
Discard packing.
Install new fitting
with new packing (18). Install new seal
(1) Remove dust cap (1), open
valves (2, 3) and drain all hydraulic
(27) on end of assembly (19). Replace
fluid from dual manifold (4).
tube assembly (19) and tighten coupling
nut (20) with between 1,200 and 1,400
(2) Remove all dust caps (5, 6, 7,
8, 9) from quick disconnect fittings
d. Install. Test return manifold
(10, 11, 12, 13, 14). Remove and dis-
card packing (15, 16, 17, 18, 19, 20)
stall return manifold assembly into mod-
from inside dust caps.
(3) Remove quick disconnect fit-
ting (10).
8-13.
FRAME.
(4) Remove and discard packing
(21).
Inspect.
a.
(1) Remove hydraulic module from
(6) Remove and discard packing
(22, 23). Remove backup ring (24).
(2) Inspect corners of frame (1)
for cracked or broken welds.
(7) Remove threaded fitting (25).
(3) Inspect frame members for
(8) Remove and discard packing
bending or other distortion.
(26).
(9) Remove two quick disconnect
(4) Inspect frame for corrosion.
fittings (11).
b.
Repair.
(10) Remove and discard two pack-
ings (27).
(1) Remove components and tubing
from module by performing all steps of
(11) Remove two fittings (28).
(12) Remove and discard two pack-
(2) Straighten frame members.
Remove two backup rings
ings (29).
(30).
(3) Repair cracks by welding.
(4) Remove corrosion using wire
(13) Remove two poppets (31) and
brush.
springs (32).
(14) Remove two quick disconnect
(5) Touch-up paint as required.
fittings (12).
(6) Install components and tubing
removed in step (1) by performing all
(15) Remove and discard two pack-
ings (33).
8-22