Gearcase - TOHATSU 40 Service Manual

Disassembly and Assembly
1. Disassemble the water pump components as
5 6 7
illustrated and verify the kit parts match the
originals before discarding old parts.
Lower pump case dowel pins are difficult to remove
and should only be pulled out if replacement is
necessary.
2. Remove all gasket residue from lower pump case with
8
abrasive cleaning pads and gasket remover. Do not scrape
the gasket surface with metal scraper. Thoroughly clean all
components with isopropyl alcohol and dry with low pressure
compressed air.
3. Inspect the upper and lower pump cases for signs of cracks.
Replace as needed.
4. Examine lower pump case oil seals (1) for signs of
9
damage and deterioration.
10
If necessary to replace seals, use appropriate size
seal puller and installer to avoid damaging new seals
and seating surfaces in lower pump case. Apply
silicone spray lubricant to seals and install so lips
face direction indicated.
3-/ 4-Cylinder
T1341
NOTE
NOTE

GEARCASE

T1342 T1343
T1344
T1345
T1346
6-5