Fuel And Oil Filters - TOHATSU 40 Service Manual

4. Reassemble all components.
Install primer so arrow points in direction of fuel flow.
Use pliers to compress hose clamps to proper
shape.

FUEL AND OIL FILTERS

The fuel and oil filter assemblies should be removed from the
engine and serviced after engine break-in and after every 50 hours
of operation (3 months). Replace the filter element at least once
each season. Service the fuel pickup tube filter as described in Fuel
Tank, this section.
To periodically inspect and clean the filter element without
1
removing the filter assembly from the engine, loosen and
remove the filter bowl with a wrench by turning it clockwise.
Disassembly
Before servicing fuel filter, disconnect the fuel hose
from the engine to prevent excessive fuel spillage.
1. Disconnect hoses from filter assembly.
2. Loosen nut from filter mounting bolt and remove filter assembly
from engine.
3. Unscrew filter bowl and remove two o-rings and filter element.
4. Clean and inspect parts.
Cleaning and Inspection
All worn, damaged, or missing parts must be replaced.
1. Clean all parts of filter assembly with a mild aerosol solvent or
isopropyl alcohol.
2. Allow filter element (1) to air dry. Dry all other parts with
2
low pressure compressed air.
3. Inspect o-rings (2) for cracks and deterioration. Check
3
body (3) and filter bowl (4) for damage. Replace filter
element (1) if torn or still dirty.
4. Reassemble and install filter assembly.
3-/ 4-Cylinder
NOTE
NOTE
FUEL SYSTEM
T1020
T1021
3-13