1998/11/23 Caterpillar

3408E (7PR);
3412E (4CR) HUEI Industrial Engines

Features/Benefits

* Essential Tool

* Used to overhaul 144-0835 High Pressure Oil Pumps

* Tools include:

FT2606 Fixture, Yoke

FT2607 Tool, Bearing Press, (2 Required)

FT2608 Tool, Rear Bearing Installation

FT2609 Tool, Valve Block Positioning

FT2610 Remover, Front Bearing

FT2611 Support, Front Bearing (HEUI)

FT2612 Remover, Rear Bearing

FT2606 Yoke Fixture made from SAE1018 Steel

(A) 66 mm (2.60 in) square

(B) 33.00 ± 0.13 mm (1.30 ± .005 in)

(C) 33 mm (1.30 in)

(D) Drill 5.00 + 0.25/ - 0.10 mm (.190 + .010/ - .004 in) diameter hole through;

Pilot drill hole to 25 mm (1.0 in) minimum depth; machine 27.25 ± 0.01 mm (1.070 ± .001 in) diameter to 20.7 mm (.81 in) minimum depth

(E) 61.5 mm (2.42 in) minimum

(F) 20.5 mm (.81 in) minimum

(G) 50.50 ± .10 mm (1.999 ± .004 in) diameter

(H) 2.0 ± 1.0 mm (.08 ± .04 in) x 45 degrees

FT2607 Bearing Press Tool

Item 1 made from steel

(A) 8.20 + 0.15/ - 0.08 mm (.320 + .006/ - .003 in) diameter; 3/8-16-2B thread; 11.0 ± 0.5 mm (.43 ± .02 in) counterbore diameter; 28.00 + 0.25/ - 0.13 mm (1.100 + .010/ - .005 in) to depth shown

(B) 1.50 mm (.06 in) maximum radius

(C) 0.25 mm (.010 in) maximum radius

(D) 50.40 ± 0.13 mm (1.98 ± .005 in) diameter

(E) 40.00 ± 0.13 mm (1.58 ± .005 in) diameter

(F) 4.50 mm (.18 in)

(G) 1.98 ± 0.01 mm (.08 ± .001 in)

(H) 11.50 ± 1.0 mm (.45 ± .04 in)

(I) 27.00 ± 0.13 mm (1.06 ± .005 in)

Item 2 made from 1L-0509 Screw

(A) 19.05 mm (.75 in)

(B) 14 ± 1 mm (.55 ± .04 in)

(C) 3/8-16 thread

(D) 7.0 ± 0.5 mm (.28 ± .02 in) diameter

FT2608 Rear Bearing Installation Tool made from steel

(A) 31.80 + 0.25/ - 0.13 mm (1.250 + .010/ - .005 in) diameter to 38.1 mm (1.50 in) depth; 32.50 + 0.25/ - 0.13 mm (1.28 + .010/ - .005 in) diameter to depth shown

(B) 41.27 ± 0.13 mm (1.625 ± .005 in) diameter

(C) 0.25 mm (.010 in) maximum radius

(D) 7.08 ± 0.05 mm (.279 ± .002 in)

(E) 1.0 ± 0.5 mm (.04 ± .02 in)

(F) 75 mm (3.0 in) minimum

(G) 48.26 mm (1.90 in) diameter

(H) 12.7 ± 1.0 mm (.50 ± .04 in)

(I) 1.0 ± 0.5 mm (.04 ± .02 in) radius

(J) 30 ± 1 degree

FT2609 Valve Block Positioning Tool made from steel

(A) 70 mm (2.8 in) minimum diameter

(B) 31.8 mm (1.25 in) minimum

(C) 6.35 ± 1.00 mm (.25 ± .04 in)

(D) 44.45 ± 0.13 mm (1.750 ± .005 in) diameter

(E) 1.00 mm (.040 in) maximum radius

(F) 1.0 ± 0.5 mm (.04 ± .02 in) x 45 degrees

FT2610 Front Bearing Remover made from -24 steel hydraulic tubing

(A) 38.1 mm (1.50 in) stock tolerance diameter

(B) 3.4 mm (.13 in) stock tolerance

(C) 230 mm (9.1 in) minimum

FT2612 Rear Bearing Remover made from SAE1018 Steel

(A) 31.8 mm (1.25 in) stock tolerance diameter

(B) 75 mm (3.0 in) minimum

Reference

REHS0192; Special Instruction; Disasssembly and Assembly of 144-0835 Unit Injector Hydraulic Pump Group.