3N2070 SPRING Caterpillar parts
1674, 631C, D343, D8K
Rating:
Alternative (cross code) number:
CA3N2070
3N-2070
3N2070
CA3N2070
3N-2070
3N2070
Weight: 0.03 pounds 0 kg.
INDUSTRIAL ENGINE, WHEEL TRACTOR,
Compatible equipment models: 3N2070:
Number on catalog scheme:
6
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Information:
For instructions on removal and installation, see the Disassembly and Assembly, "Exhaust Bypass Valve".
Illustration 1 g02580817
View of the rear of a CG137 Engine
(1) Exhaust bypass
(2) Breather for the exhaust bypass
Illustration 2 g02580996
Exhaust bypass
(3) Diaphragm
(4) Valve stem
Remove the exhaust bypass valve.
The exhaust bypass valve cover is under spring compression. To prevent personal injury, use caution when removing the cover.
Disassemble the valve.
Inspect the diaphragm . If the diaphragm is worn or cracked, replace the diaphragm.
Inspect the valve stem and the valve guide. If the parts are excessively worn, replace the parts.
Clean the breather.
Assemble the valve.
Install the valve.
Refer to Special Instructions, REHS6590 for fuel setup instructions to tune settings.
Illustration 1 g02580817
View of the rear of a CG137 Engine
(1) Exhaust bypass
(2) Breather for the exhaust bypass
Illustration 2 g02580996
Exhaust bypass
(3) Diaphragm
(4) Valve stem
Remove the exhaust bypass valve.
The exhaust bypass valve cover is under spring compression. To prevent personal injury, use caution when removing the cover.
Disassemble the valve.
Inspect the diaphragm . If the diaphragm is worn or cracked, replace the diaphragm.
Inspect the valve stem and the valve guide. If the parts are excessively worn, replace the parts.
Clean the breather.
Assemble the valve.
Install the valve.
Refer to Special Instructions, REHS6590 for fuel setup instructions to tune settings.
Cat SIS web machinery list:
Parts spring Caterpillar catalog:
572G, 621, 631C, 650B, 955K, 955L, 977K, D5, D5B, D6C, D6D, D6E, D6G2 LGP, D6G2 XL, D7G, D7G2
571G, 572G, 583K, 594, 594H, 977D, 977H, 977K, 977L, 983, 983B, D7F, D7G, D7G2, D8H, D8K, D9E, D9G, D9H
583K, 594, 594H, 983, D5B, D6D, D7G, D8H, D8K, D9G, D9H
594, 983, D7F, D8H, D8K
583K, 594, 594H, D8H, D8K
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 12G, 12H, 12H ES, 12H NA, 12K, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 14G, 14H, 14H NA, 160G, 160H, 160H ES, 160H NA, 160K, ...
183B, 193, 5110B, 5130B, 5230, 5230B, 735, 735B, 740, 740B, 930, AD30, D10, D350E II, D400E II, D7G, D8K, D9H
583K, D8H, D8K
583H, 583K, D8H, D8K
163, 183, 623, 631C, 633C, 633D, 637D, 639D, 641, 641B, 651, 657, 814, 824B, 824C, 834, 834B, 950, 966C, 966D, 966F, 966F II, 970F, 977H, 980B, 980C, 980F, 988, 988B, 988F, 988F II, 992, 992C, 992D, A...
621, 631C, 651, 657, 824B, 834, 977H, 988
621, 621B, 621E, 621F, 621G, 621H, 621K, 621R, 623, 623B, 623E, 623F, 623G, 623H, 623K, 623K LRC, 627B, 627E, 627F, 627G, 627H, 627K, 627K LRC, 631C, 631E, 631G, 633C, 633D, 633E II, 637D, 637E, 637G,...
1H4145
SPRING
583H, D337F, D342, D353C, D397D, D8H, D9E
583H, D337F, D342, D353C, D397D, D8H, D9E
1H4141
SPRING
583H, D337F, D342, D353C, D397D, D8H, D9E
583H, D337F, D342, D353C, D397D, D8H, D9E
D399
2N8598
SPRING
D343
D343
916, D342, D348, D353C, IT18B
12H, 12H ES, 12H NA, 140H, 140H ES, 140H NA, 14H NA, 160H, 160H ES, 160H NA, 16H NA, D348
3N4218
SPRING
D343
D343
1N9308
SPRING
D348, D399, G342C, G379
D348, D399, G342C, G379
2A5277
SPRING
16, 651, 657, 769, 955C, 977D, 988, D315, D326F, D337, D342, D343, D353C, D364, D375D, D397D, D8H, D9E
16, 651, 657, 769, 955C, 977D, 988, D315, D326F, D337, D342, D343, D353C, D364, D375D, D397D, D8H, D9E
2N1021
SPRING ASSEM.
3304, 3306, 3406, 3408, D343
3304, 3306, 3406, 3408, D343
3N3802
SPRING
D343
D343
2N2877
SPRING (Governor)
3406B, 3406C, 3408, D343
3406B, 3406C, 3408, D343