TOHATSU BFT 250A, Руководство по обслуживанию

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17-46
dummyhead dummyhead
GEAR CASE (COUNTER ROTATION)
EXTENSION SEPARATOR STUD BOLT
REPLACEMENT (XXCA type)
Remove the extension separator (page 17-7).
Thread two nuts onto the stud bolt (12 x 170 mm) [1]
and six stud bolts (10 x 170 mm) [2], and tighten them
together. Use a wrench to turn the stud bolt out.
Install new stud bolts into the extension case and
tighten them to the specified torque.
After extension separator stud bolt installation, check
that the length from the bolt head to the extension case
surface is within specification.
GEAR CASE NEEDLE BEARING
REPLACEMENT
Remove the internal circlip [1] using suitable
commercially available pliers [2] as shown.
Set the special tools on the needle bearing [1], and
place a shop towel [2] or equivalent material under the
needle bearing as shown.
Remove the needle bearing (30.5 x 47 x 37 mm) from
the gear case [6] using the special tools.
• Remove the needle bearing with care not to damage
the gear case.
TORQUE:
STUD BOLT (12 x 170 mm):
22 N·m (2.2 kgf·m, 16 lbf·ft)
STUD BOLT (10 x 170 mm):
15 N·m (1.5 kgf·m, 11 lbf·ft)
SPECIFIED LENGTH: 170 mm (6.7 in)
170 mm (6.7 in)
[1]
[2]
90°
Range of opening:
When the jaw opening
is 14.0 mm (0.55 in),
the handle opening
should be 80.0 mm
(3.15 in) max.
[2]
[1]
Range of opening:
9.0 - 18.0 mm
(0.35 - 0.71 in) min.
(Inside dimension)
TOOLS:
Driver, 280 mm [3]
07949-3710001
Attachment, 37 x 40 mm [4] 07746-0010200
Pilot, 30 mm [5] 07746-0040700
[6]
[5]
[2]
[4]
[1]
[3]