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Remove cylinder head water cover screws.

Tap

around the edge of cover with a soft mallet to

loosen. Remove the cover, thermostat, seal, and

spring.

3-----,

___

Thermostat COA1452

2. Seal

3. Spring

Remove the cylinder head. Mark the top piston

dome number 1 and the bottom piston dome num-

ber

COA1458

Remove the exhaust covers screws. Carefully

separate the inner

and

outer exhaust covers.

Clean all gasket surfaces.

1418

POWERHEAD

DISASSEMBLY - 25/30

IMPORTANT: Check the inner exhaust cover for

pitting and

flatness.

pitting exists or the cover

warped, discard it and replace with a new cover

during

reassembly.

Remove the intake bypass cover and clean the

gasket surfaces.

1421

Remove the seven hex head screws and one flat

head screw, and remove the intake manifold.

Remove one phillips head screw and remove the

leaf plate.

1. Screw

1427

189

)(

Johnson J30MLSRC User Manual

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