MULTIQUIP Whiteman J36H55 Operation And Parts Manual page 36

Figure 48. Trowel Arm Adjustment Setup
3. Unscrew the locking bolts on the adjustment tool and place
the trowel arm into the fixture channel as shown in Figure 49
A thin shim may be required to cover the blade holes on the
trowel arm. Make sure to align the trowel adjustment bolt with
the fixture adjustment bolt.
1
9
8
7
1 Arm
2 Trowel Arm Lever
Fixture Arm
3
Adjustment Bolt
4
5 Distance = .010 Inch
6 Adjustment Bolt
Trowel Arm Adjustment Fixture
7
Locking Bolts
8
9 Shim
Figure 49. Trowel Arm Adjustment Fixture Components
PAGE 36 — J36/M30 WALK-BEHIND TROWEL — OPERATION AND PARTS MANUAL — REV. #10 (05/07/12)
2
3
4
6
4. Use an allen wrench to tighten the locking bolts securing the
trowel arm in place.
5. Adjust the bolt "distance" shown in Figure 49 to match one
of the arms. The other arms will be adjusted to match this
distance.
6. Loosen the locking nut on the trowel arm lever, then turn the
trowel arm adjusting bolt until it barely touches (.010") the
fixture adjusting bolt.
7. Once the correct adjustment is made, tighten the lock nut on
the trowel arm to lock in place.
8. Loosen locking nuts on the adjustment fixture, and remove
trowel arm.
9. Repeat steps for the remaining trowel arms.
Re-Assembly
1. Clean and examine the upper/lower wear plates and thrust
collar. Examine the entire spider assembly. Wire brush any
concrete or rust buildup. If any of the spider components are
found to be damaged or out of round, replace them.
2. Make sure that the bronze trowel arm bushing is not damage
or out of round. Clean the bushing if necessary. If the bronze
bushing is damaged or worn, replace it.
3. Reinstall bronze bushing onto trowel arm.
4. Repeat steps 2 -3 for each trowel arm.
5. Make sure that the spring tensioner is in the correct position
to exert tension on the trowel arm.
6. Insert all trowel arms with levers into spider plate (with bronze
5
bushing already installed) using care to align grease hole on
bronze bushing with grease hole fitting on spider plate.
7. Lock trowel arms in place by tightening the hex head bolt with
zerk grease fitting and jam nut.
8. Reinstall the blades onto the trowel arms.
9. Install stabilizer ring onto spider assembly.
10. Reinstall lower wear plate, thrust collar and upper wear
ring in the reverse order that they were disassembled onto
the spider shaft. Make sure that there is little or no lateral
movement between the thrust collar and the spider shaft.
MAINTENANCE