Pump, Transmission Oil: Removal

WARNING: This page is about a different variant/trim than selected.

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Remove the transmission. Refer to REMOVAL .
Remove the valve body. Refer to VALVE BODY, REMOVAL .
Remove the 13 transmission oil pump assembly to case bolts (2).

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Remove the input shaft O-ring (1) using a small pick (2) or equivalent.

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Carefully pry the transmission oil pump housing (1) away from the case (2) with a small flat blade screwdriver or equivalent through the case opening.
From the front of the transmission, remove the transmission oil pump housing.

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NOTE:
Apply air pressure slowly, oil may spray when B-piston releases from the assembly.
With one hand above B-piston (1), carefully apply air pressure into the hole directly above the B-piston alignment tab (3) to remove B-piston (2) from the assembly.

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Remove the outer ring (1) (inside B-piston).
Remove the snap ring (2).
Remove the clutches and spacers (4).
Remove the hub (3).

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Position the transmission oil pump housing assembly (4) in a suitable press.
Using (special tool #8285, Compressor, Spring) (1), press on the fingers of the piston retainer to remove tension on the split retaining ring (2), and remove the two halves of the retaining ring (2).

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Remove the piston retainer and plate.

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Remove the five bolts (1) and separate the transmission oil pump housing (2) from the front transmission oil pump cover (3).

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Separate the front cover (1) from the transmission oil pump housing (2).

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Remove the drive sprocket, chain and pump body (1) as an assembly.
Remove and discard all O-rings.