VALVE GP-SOLENOID 3770034 - Caterpillar

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Remove mounting nut (9) from the engine start switch.
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Remove parking brake control knob (10) and the nut.
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Remove eight screws (11) and right cover assembly (12) .
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Remove two nuts (13) and the washers from the air duct. Repeat this step on the opposite side of the air duct.
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Remove bolt (14) and the washer from the support assembly.
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Disconnect harness assembly (15) from the instrument panel.
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Be careful when you are lifting the air duct. Extreme pressure on the air duct may cause damage to the wire harness assemblies.Allow the air duct to rest on the the steering column in order to prevent extreme pressure on the air duct.
Lift up air duct (16) and tilt the air duct toward the seat and to the left. Allow air duct (16) to rest on steering control assembly (17) .
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Disconnect electrical connector (19) from wiper motor assembly (18) .
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Disconnect hose (20). Open covers (21) .
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Remove nuts (23) and the lock washers. Remove wiper arm assemblies (22) .
Damage may occur to the splines on the wiper arm assembly during removal. Replacement of the wiper arm assemblies is recommended to ensure that the splines are properly formed to the shaft.
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Remove two caps (24) .
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Support the wiper motor assembly inside the cab. Remove retaining nuts (25) .
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To remove wiper motor assembly (18), lift up the wiper motor assembly and move the wiper motor assembly to the left so that bracket assembly (27) does not hang up on support assembly (26) .