PIN-MASTER 1A1439 - Caterpillar

Machine Preparation
Prepare the machine for maintenance. Refer to Operation and Maintenance Manual, SEBU9388, "Prepare the Machine for Maintenance" for instructions.
Release the pressure in the fuel system. Refer to Operation and Maintenance Manual, SEBU9388, "System Pressure Release" for instructions.Procedure
Illustration 2 g06316131
View of the fuel lines group
(A) Bolt
(B) Washer
(C) Plate Assembly
(D) Bolt
(E) Washer
Remove and retain bolts (A) and washers (B) that secure clipping to plate assembly (C).
Remove and discard bolt (D) and washer (E) that secure plate assembly (C) to the frame. Remove and discard plate assembly (C).
Illustration 3 g06316133
View of the fuel lines group
(F) Hose assembly
(G) Hose assembly
(H) Clip
(J) Boss
Move aside hose assembly (F), hose assembly (G), and clip (H) to gain access to boss (J).Note: The hose assemblies do not need to be completely removed.
Remove and discard boss (J) from the frame.
Illustration 4 g06316105
View of the frame
(1) 9D-6166 Boss
(D1) 47 5 mm (1.85 0.197 inch)
(D2) 719 5 mm (28.31 0.197 inch)
(W1) Square groove weld on both sidesNote: Refer to Special Instruction, REHS1841, "General Welding Procedures" prior to performing any welding on the machine.
Locate boss (1) onto the frame using the dimensions given in Illustration 4.Prepare the area for welding. Make sure that the area is free from dirt, oil, debris, paint, and other substances.Weld boss (1) to the frame.
Illustration 5 g06316137
View of the fuel lines group
(K) Hose assembly
(L) Hose assembly
Disconnect hose assembly (K) and hose assembly (L) from the fuel tank.Note: The hose assemblies only need to be disconnected from the fuel tank connections.
Illustration 6 g06316145
View of the fuel lines group
(2) 8T-8899 Elbow
(3) 228-7092 O-Ring Seal
(K) Hose assembly
(L) Hose assembly
Connect elbow (2) to the fuel tank.
Connect hose assembly (K) with O-ring seal (3) to elbow (2).Note: Ensure that hose assembly (K) is routed on top of the power train lines group.
Reconnect hose assembly (L) to the fuel tank.Note: Ensure that hose assembly (L) is routed on top of the power train lines group.
Illustration 7 g06316178
View of the fuel lines group
(4) 8T-4136 Bolt
(5) 8T-4121 Hard Washer
(6) 344-5675 Nut
(7) 536-5402 Plate As
(K) Hose assembly
(L) Hose assembly
Secure the existing clip for hose assembly (K) and hose assembly (L) to plate assembly (7) by using one bolt (4), two hard washers (5), and one nut (6).
Illustration 8 g06316193
View of the fuel lines group
(1) 9D-6166 Boss
(7) 536-5402 Plate As
(8) 4L-6454 Bolt
(9) 7X-7729 Washer
(A) Bolt
(B) Washer
Secure the existing clipping from the power train lines group to plate assembly (7) by using retained bolts (A) and retained washers (B).
Secure plate assembly (7) to boss (1) by using bolt (8) and washer (9).