3406C GENERATOR SET ENGINE Caterpillar


Fuel Ratio Control

Usage:

NOTE: These emissions regulated engines are equipped with tamper resistant bolts on the fuel ratio control and cover. Adjustments and repairs should be made by an authorized Caterpillar dealer.

(1) 7W2826 Spring:

Put a force on spring of ... 62.4 N (14.02 lb)

The add more force to make spring shorter by ... 3.68 mm (.145 in)

Total test force ... 77.43 ± .45 N (17.400 ± .101 lb)

Free length after test ... 32.56 mm (1.282 in)

Outside diameter ... 35.12 mm (1.387 in)

Color code (stripes) ... two red

(2) 9N1754 Spring:

Total test force ... 6.22 ± 0.44 N (1.398 ± .099 lb)

Free length after test ... 17.5 mm (.69 in)

Outside diameter ... 4.57 mm (.180 in)

(3) 124-5657 Spring:

Put a force on spring of ... 77.4 N (17.40 lb)

The add more force to make spring shorter by ... 3.68 mm (.145 in)

Total test force ... 127.74 ± 3.83 N (28.706 ± .861 lb)

Free length after test ... 42.66 mm (1.680 in)

Outside diameter ... 24.45 mm (.963 in)

Color code (stripes) ... two pink

(4) 8N5765 Spring:

Length under test force ... 24.00 mm (.945 in)

Test force ... 22 ± 4 N (4.9 ± .9 lb)

Free length after test ... 80.5 mm (3.17 in)

Outside diameter ... 35.57 mm (1.400 in)

Color code (stripes) ... two pink

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