Usage:
SECTION A-A
Pressure of fuel to open the bypass valve ... 30 psi(205 kPa)
(1) 2P4252 Bypass Spring:
Color Code ... one white stripe
Length under test force ... 1.75 in(44.5 mm)
Test force ... 2.03 ± .12 lb.(9.04 ± 0.54 N)
Free length after test ... 1.97 in.(50.0 mm)
Outside diameter ... .406 in.(10.31 mm)
(2) Torque for bolt ... 27 ± 3 lb. ft.(38 ± 4 N·m)
(3) Bore in bearing (new) ... .4953 ± .0005 in.(12.581 ± 0.013 mm)
Diameter of shaft (new) ... .4937 ± .0001 in.(12.540 ± 0.003 mm)
(4) Install inner seal as shown to a depth of ... .406 ± .010 in.(10.31 ± 0.25 mm)
Install outer seal as shown even with top surface.
NOTE: Put 8H5137 Sealer on outside diameter of seals before installation. Remove any extra sealer after installation.
NOTICE |
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Use 5P2394 Seal Pilot Tool when installing shaft in seals to prevent damage of seal lips. |
(5) Plug must be pressed flush with outside surface.
(6) Install check valve as shown to a depth of ... .57 ± .02 in.(14.5 ± 0.5 mm)
(7) Depth of bore for gears (new) ... .3750 ± .0003 in.(9.525 ± 0.008 mm)
Width of gears (new) ... .3730 ± .0003 in.(9.474 ± 0.008 mm)
(8) Height of dowel ... .371 ± .003 in.(9.42 ± 0.08 mm)
(9) Bearing must not extend beyond this surface.
(10) Bore in gear (new) ... .4926 ± .0003 in.(12.512 ± 0.008 mm)
Diameter of shaft (new) ... .4914 ± .0003 in.(12.481 ± 0.008 mm)
Serial Numbers: 90U1 thru 90U1830 91U1 thru 91U448
Pressure of fuel to open the bypass valve ... 30 psi(205 kPa)
(1) Bore in bearing (new) ... 4953 ± .0003 in.(12.581 ± 0.008 mm)
Diameter of shaft (new) ... 4937 ± .0001 in.(12.540 ± 0.003 mm)
(2) Depth of bore for gears (new) ... .3750 ± .0003 in.(9.525 ± 0.008 mm)
Width of gears (new) ... .3730 ± .0003 in.(9.474 ± 0.008 mm)
(3) Bore in gear (new) ... .4926 ± .0003 in.(12.512 ± 0.008 mm)
Diameter of shaft (new) ... .4914 ± .0003 in.(12.481 ± 0.008 mm)