TANK GP- 5137912 - Caterpillar

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Remove bolts (3) and relocate pilot valve assembly (4).
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Remove bracket (4).
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Remove mat (5). Remove covers (6).
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Remove duct (7) and cover (8).
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Remove cover (9). Remove bolts (10) and inner cover assembly (11).
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Remove covers (12).
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Disconnect terminal assembly (13) by pulling outward on tang (14).
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Remove set screw (15) and dial (16). Remove nut (17) and relocate switch assembly (18). Relocate cover assembly (19).
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Disconnect heater hoses (20). Disconnect air condition hose assemblies (21).
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Remove bolts (22) and (23). Remove air conditioner and heater assembly (24).Installation Procedure
Install air conditioner and heater assembly (24) in the reverse order of removal.