Gear position 1
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When gear lever position 1 is selected, the manual valve directs fluid at line pressure to the front clutch and to the rear band servo.
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| 1-2 shift valve |
The 1-2 shift valve has a lower valve section and an upper section plug and spring. |
2-3 shift valve assembly
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The 2-3 shift valve assembly consists of the shift valve, its' spring and a throttle pressure regulating plug.
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The servo orifice control valve
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The servo orifice control valve is a shuttle valve which can be positioned at rest by a spring or can be moved by governor pressure.
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3-2 kickdown
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Governor pressure determines whether or not a 3-2 kickdown downshift can be made.
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