DISTRIBUTION SYSTEMS - SECONDARY HYDRAULIC POWER SYSTEM
Coupler - Assemble (A.12.A.05 - F.10.A.20)
435, 445, 445CT
1.
Install a new backup washer and a new seal on the
new inner sleeve. Lubricate the seal and the backup
washer with clean hydraulic oil.
2.
Apply Loctite 271 to the threads on the new valve.
Install the new valve, the new inner sleeve, and the
spring in the
fi
tting.
3.
Install the cap screw to fasten the valve to the
fi
tting.
Tighten the cap screw to a torque of
7.9 - 9.0 Nm
(
70 - 80 lb in
).
4.
Install the coupler repair tool into the coupler body.
Fasten the assembly in a vise so that the coupler
repair tool is held by the vise jaws.
5.
Make sure that the outer sleeve and spring are
installed in the coupler body.
6.
Apply Loctite 271 to the external threads of the
fi
tting. Install the
fi
tting in the coupler body. Tighten
the
fi
tting to a torque of
61 - 68 Nm
(
45 - 50 lb ft
).
7.
Remove the coupler repair tool from the coupler
body.
8.
Use the matching male coupler to test for correct
function.
9.
Use clean hydraulic oil to leak test the coupler
assembly to a pressure of
138 bar
(
2000 psi
).
IMPORTANT:
Do not get solvent on the new seal. Make
sure that the coupler body is completely dry before
installing the new seal.
10.
Fold the new seal into a heart shape and work
the seal into the groove. Do not use sharp tools.
After the seal is installed, use clean hydraulic oil to
lubricate the seal.
11.
Use a screwdriver to push the poppet in all the way.
Remove the piece of soft wire. Release the poppet.
12.
Use clean hydraulic oil to leak test the male coupler
to a pressure of
132 bar
(
2000 psi
).
1 04/05/2005
A.12.A / 14
Summary of Contents for 435
Page 1: ...REPAIR MANUAL 435 445CT 445 6 75491 1 04 05 2005 ...
Page 3: ...INTRODUCTION 6 75491 1 04 05 2005 1 ...
Page 15: ...INTRODUCTION bs04e020_1 4 6 75491 1 04 05 2005 13 ...
Page 16: ...INTRODUCTION bs04e021_1 5 6 75491 1 04 05 2005 14 ...
Page 19: ...REPAIR MANUAL DISTRIBUTION SYSTEMS 435 445CT 445 39702 1 04 05 2005 A ...
Page 86: ...39703 1 04 05 2005 A 10 A 66 ...
Page 104: ...39704 1 04 05 2005 A 12 A 18 ...
Page 126: ...39705 1 04 05 2005 A 16 A 22 ...
Page 127: ...DISTRIBUTION SYSTEMS A ELECTRICAL POWER SYSTEM 30 A 435 445CT 445 39706 1 04 05 2005 A 30 A 1 ...
Page 237: ...DISTRIBUTION SYSTEMS A LIGHTING SYSTEM 40 A 435 445CT 445 39707 1 04 05 2005 A 40 A 1 ...