Automotive Carburetion Made Easy
UM-900 (1952)
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SERVICE HINTS Continued
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3. POWER SYSTEM (Surge, low top speed,
hesitation)
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a.
Is the vacuum channel free of
carbon or obstruction?
b. Is the power piston
worn or out of round?
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d.
Is the actuating spring stretched or
distorted?
e. Do the ball
checks or valves leak?
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c. Is the power
restriction free of dirt or lint?
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4. PUMP SYSTEM
(Hesitation) a. Is the pump leather distorted?
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c. Does the
plunger vent ball seat properly?
d.
Are the channels free of dirt or obstruc-tion?
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b. Do the inlet or outlet valves leak?
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9
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