K 2500 Suburban 4WD V8-454 7.4L VIN N TBI (1995)
Thermostatic Air Cleaner: Service and Repair
Wax Pellet Installation
REMOVE OR DISCONNECT:
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Vehicle air cleaner assembly.
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If application has a plastic heat tube elbow, use an 1/8" drill bit to drill out the two rivets that secure it to the heat tube and remove elbow. If
application does NOT have an elbow, skip this step.
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Use an 1/8" drill bit to drill out the rivets that secure the wax pellet carrier assembly.
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Remove the blow down spring.
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Remove the wax pellet carrier assembly.
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Examine spring clip on the hot air damper. Replace if necessary.
INSTALL OR CONNECT:
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Install new blow down spring.
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Reinstall plastic heat tube elbow in the correct orientation, using two pop rivets. If application does NOT have an elbow, skip this step.
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Reinstall air cleaner assembly on vehicle.
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Check thermostatic air cleaner to ensure proper operation.