Inspecting Cylinder Head - TOHATSU TLDI 40 Service Manual

Inspecting Cylinder Head

Inspect the following components.
q Cylinder head
Inspecting:
Check for carbon deposit in combustion chamber.
Check for sediment in water jacket.
Inspecting:
• Use components w and e to measure
distortion.
• w Straight gauge
• e Thickness gauge
• Maximum limit: 0.03 mm: 0.001 in
Cleaning:
• Clean using a scraper or brush.
• Take care not to scratch any surfaces that are
being cleaned.
Adjustment:
• If distortion exceeds limits, repair by polishing
the surface plate using #240 to #400
sandpaper in a figure eight pattern.
• Once surface is repaired finish using #600
sandpaper.
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w
q
e