TOHATSU BFT115A Service Manual page 543

PROPELLER SHAFT INSPECTION
PROPELLER SHAFT O.D.
Measure the O.D. of the propeller shaft at the forward
bevel gear area (1) and needle bearing area (2).
STANDARD:
At forward bevel gear: 24.987 – 25.000 mm
At needle bearing:
SERVICE LIMIT:
At forward bevel gear: 24.966 mm (0.9829 in)
At needle bearing:
If the measurement is less than the service limit,
replace the propeller shaft with a new one.
PROPELLER SHAFT RUNOUT
Support each journal with V-blocks as shown.
Set the dial indicator and measure the propeller shaft
runout while turning the shaft.
STANDARD:
VERTICAL SHAFT INSPECTION
VERTICAL SHAFT O.D.
Measure the O.D. of the vertical shaft at the needle
bearing area (1).
STANDARD:
SERVICE LIMIT: 28.545 mm (1.1238 in)
If the measurement is less than the service limit,
replace the vertical shaft with a new one on assembly.
(0.9837 – 0.9843 in)
30.007 – 30.020 mm
(1.1814 – 1.1819 in)
29.990 mm (1.1807 in)
0.02 mm (0.001 in) or below
28.566 – 28.575 mm
(1.1246 – 1.1250 in)
GEAR CASE (STANDARD ROTATION)
(2)
89 mm
(3.5 in)
109 mm
(4.3 in)
(1)
(1)
117 mm
(4.6 in)
16-49