PAGE 46 — MD105 RIDE-ON TROWEL • OPERATION MANUAL — REV. #0 (03/29/24)
3. Remove and discard the six M14-2.0 × 30 mm SHC
bolts and one hardened washer (Figure 53) securing
the left-side spider assembly to the bottom of the
left-side hydraulic motor.
Figure 53. Remove Left-Side Spider Hardware
4. Using an M14 × 2.0 tap, recut the threads of the six
empty bolt holes to remove any Loctite residue.
5. Use brake cleaner (Figure 54A) to clean out any
debris from the empty bolt holes. When nished, use
compressed air (Figure 54B) to remove any remaining
residue.
CAUTION
The bolt removal process may result in the sudden
separation of the spider assembly from the hydraulic
motor shaft. Make sure catch chains have been
properly installed.
M14-2.0 × 30 mm
SHC BOLT
HARDENED
WASHER
Figure 54. Clean Bolt Holes
6. Apply Loctite Blue 246 to the threads on one new
M14-2.0 × 30 mm SHC bolt.
7. Install the new M14-2.0 × 30 mm SHC bolt in the
center position along with a new hardened washer as
shown in Figure 55. Torque the center bolt to 40 lbf·ft
(54.2 N·m).
Figure 55. Install New Center Bolt And Washer
NOTICE
Make sure the bolt holes are clean and completely
dry before installing the new bolts.
A
B
COMPRESSED AIR
M14-2.0 × 30 mm
SHC BOLT
HARDENED
WASHER
MAINTENANCE
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