ARMY
TM 5-6115 -612-34
NAVY
AG-320B0-MME-000
85.
OVERHAUL OF GEARBOX ASSEMBLY.
(cont)
f
Reassembly (cont)
(26)
Place washers (27) on capscrews (26)
Work
capscrews
through
stackup
to
aline
tube
assemblies Before securing stackup with caps- crews,
ensure that tube assembly (25) is positioned with oil hole
directed at bearings (46) and (57).
(27)
Secure tube assembly (25) with sleeve
spacer (23), washer (23 1), loop clamp (24), washer
(22), and bolt (21) Torque bolt to 27-30 Inch pounds (3.1-
3.4 Nm)
(28)
Ensure that entire tube assembly stack- up
(28) is alined and tighten capscrews (26).
Torque to 27-30 inch pounds (3.1-3.4 Nm).
(29)
Install preformed packing (20, 20.1) into
tube fitting (19.1) Install tube fitting and secure with
washers (19) and bolts (18) Torque to 27-30 Inch pounds
(3.1-3.4 Nm).
(30)
Install three washers (15), loop clamp (16),
washers (14), and bolt (13) Torque to 27-30 Inch pounds
(3 1-3.4 Nm).
(31)
Lubricate retaining ring (5, Figure 8-24.1),
key washer (6), oil pressure relief valve (8), and
preformed packing (7 and 9) Install packings on oil
pressure relief valve (8).
(32)
Install oil pressure relief valve (8) and key
washer (6) in gearbox housing
Secure
with
retaining
ring (5) and bend down tab on key washer.
(33)
Lubricate performed packing (3) and install
on oil sediment strainer (4).
(34) Install oil sediment strainer (4) and key
washer (2) in gearbox housing Secure with retaining ring
(1) and bend down tab on key washer
(35) Lubricate performed packing (16) and
install on oil supply union (15) Install oil supply opening
Torque to 70-80 inch pounds (7.9-9.0 Nm)
(36) Install washer (18) and oil filter adapter (17) Torque
to 300-400 Inch pounds (33 9-45.2 Nm)
(37) Install gearbox housing assembly in oil
Impingement test stand, fabricated tool FT-21600 (See
Figure 8-25).
(38) Install test oil filter and dummy oil pump.
Attach hose to dummy oil pump Turn on test stand motor
CAUTION
To prevent damage to gearbox assembly,
ensure that all lubrication points are receiving
adequate lubrication.
NOTE
Targeting of the tubing can be adjusted by
loosening the bolts that secure the tubing and
making adjustments to the tube positions.
(39) Check lubrication at bearing (57, Figure 8-
20) and turbine bearing The stream of oil 1800 opposite
one aimed at bearing (57) will oil turbine bearing Check
internal spline on gear (58) for stream of oil from tube
(35) Check area of spline of gear (47) and gear (58) for
heavy runoff stream of oil.
8-58 Change 4
