TOHATSU 40 Service Manual page 156

• Pump vacuum tester until gauge indicates 3 - 5 in [76 - 127 mm]
of mercury. If loss of vacuum occurs, apply oil around suspected
seal. If leak stops or oil is drawn in, the seal is defective and must
be replaced. Make necessary repairs to correct the problem and
retest.
25. Fill gearcase with specified gear lubricant. See Engine
Specifications in Section 2 for gearcase capacities.
26. Apply genuine grease or equivalent to the propeller shaft and
propeller mounting hardware. Install the propeller and propeller
mounting hardware. Torque propeller nut to specification.
Make sure propeller thrust holder is installed and
seated against the propeller shaft oil seal before
installing propeller.
propeller may be pushed into gearcase housing
during tightening.
Adjustments
DO NOT attempt gearcase adjustments without
proper manufacturer special tools and adequate
knowledge of gearcase setup.
Specific assembly steps must be completed in order
to perform the gearcase adjustments. If these steps
have not been performed, refer to Assembly, this
section.
Unless otherwise indicated, all gearcase adjustment
specifications are based on measurements obtained
with manufacturer special tools.
1. Slide lower pump case onto driveshaft and seat into
43
position on gearcase. Secure lower pump case with bolts (1)
and flat washers (2).
3-/ 4-Cylinder
CAUTION
If installed improperly,
CAUTION
NOTE
NOTE
GEARCASE
T1403
6-19