Nothing Special   »   [go: up one dir, main page]

12h Service Brake Specificatiojs

Download as pdf or txt
Download as pdf or txt
You are on page 1of 4

12H Motor Grader 4ER00001-UP (MACHINE) POWERED BY 3306 Engine(SEBP2...

Page 1 of 4

Previous Screen

Welcome: nait1

Product: MOTOR GRADER


Model: 12H MOTOR GRADER 4ER
Configuration: 12H Motor Grader 4ER00001-UP (MACHINE) POWERED BY 3306 Engine

Specifications
12H, 140H and 160H Motor Graders Air System and Brakes
Media Number -RENR1418-04 Publication Date -01/06/2007 Date Updated -26/06/2007

i03317361

Service Brakes
SMCS - 4002; 4205; 4234; 4251; 4255

Part Number - 7D-8440


S/N - 5HM1150-UP

Part Number - 8W-4265


S/N - XZK1-UP

Part Number - 8W-4265


S/N - 2FM400-UP

Part Number - 7D-8440


S/N - 4ER500-UP

Part Number - 7D-8440


S/N - XZJ1-UP

Part Number - 7D-8440


S/N - XZH1-UP

Part Number - 7D-8440


S/N - 8JM280-UP

Part Number - 8W-4265


S/N - 9JM350-UP

https://sis.cat.com/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/s... 03/11/2020
12H Motor Grader 4ER00001-UP (MACHINE) POWERED BY 3306 Engine(SEBP2... Page 2 of 4

Illustration 1 g01696693

https://sis.cat.com/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/s... 03/11/2020
12H Motor Grader 4ER00001-UP (MACHINE) POWERED BY 3306 Engine(SEBP2... Page 3 of 4

Note: All surfaces that contact the rubber toric rings and the actual rings must be cleaned and dry
at assembly. Also apply a thin film of oil to the contacting surfaces of the seals.

(1) Shims

Outer diameter of all shims ... 66.55 mm (2.620 inch)


Thickness of 7D-8439 Shim ... 0.18 mm (.007 inch)
Thickness of 7D-8441 Shim ... 0.13 mm (.005 inch)
Thickness of 9D-7047 Shim ... 0.51 mm (.020 inch)

(2) Torque for three bolts ... 260 ± 14 N·m (192 ± 10 lb ft)

(A) Complete Brake Pack

New Thickness ... 50.14 ± 1.65 mm (1.974 ± 0.065 inch)


Maximum Wear Of The Thickness Of The Brake Pack That Is Permissible ... 4.83 mm
(0.190 inch)
Thickness For Inspection ... 45.31 mm (1.784 inch)

(3) Lubricate the friction discs at assembly with the lubricant that is being used.

(4) Lubricate the seals with a thin covering of the lubricant that is being sealed.

(5) Lubricate the bores with a thin covering of the lubricant that is being sealed.

(6) 7D-8434 Disc

Quantity ... 10
New Thickness ... 1.91 ± 0.05 mm (.075 ± .002 inch)

(7) 6Y-7916 Friction Disc

Quantity ... 9
New Thickness ... 3.45 ± 0.13 mm (.136 ± .005 inch)
Reusable Minimum Thickness ... 2.92 mm (.115 inch)
New Minimum Groove Depth ... 0.40 mm (.016 inch)
Reusable Minimum Groove Depth ... 0.127 mm (.0050 inch)

(8) Torque for six bolts ... 40 ± 7 N·m (30 ± 5 lb ft)

(9) 9J-5498 Spring

Quantity ... 6
Test length ... 46.02 mm (1.812 inch)
Test force ... 200 ± 10 N (45 ± 2 lb)
Free length after test ... 68.8 mm (2.71 inch)
Outside diameter ... 20.96 mm (.825 inch)

(10) Torque for ten bolts ... 240 ± 40 N·m (175 ± 29 lb ft)

(11) Torque for two bolts ... 240 ± 40 N·m (175 ± 29 lb ft)

Copyright 1993 - 2020 Caterpillar Inc. Tue Nov 3 11:40:40 UTC 2020
All Rights Reserved. nait1

https://sis.cat.com/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/s... 03/11/2020
12H Motor Grader 4ER00001-UP (MACHINE) POWERED BY 3306 Engine(SEBP2... Page 4 of 4

Private Network For SIS Licensees.

https://sis.cat.com/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/s... 03/11/2020

You might also like