STR36SP-SERIES — MAINTENANCE

Figure 37. 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 38 A thinshim may be required to cover the blade holes on the trowelarm. Makesuretoalignthetroweladjustmentboltwith the fixture adjustment bolt.

1Arm

2Trowel Arm Lever

3Fixture Arm

4Adjustment Bolt

5Distance = .010 Inch

6Adjustment Bolt

7Trowel Arm Adjustment Fixture

8Locking Bolts

9Shim

Figure 38. Trowel Arm Adjustment Fixture Components

4.Use an allen wrench to tighten the locking bolts securing the trowel arm in place.

5.Adjust the bolt "distance" shown in Figure 36 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 concreteorrustbuild-up.Ifanyofthespider componentsare found to be damaged or out of round, replace them.

2.Makesurethatthebronzetrowelarmbushingisnotdamage 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.Insertalltrowelarmswithleversintospiderplate(withbronze bushingalreadyinstalled)usingcaretoaligngreaseholeon bronze bushing with grease hole fitting on spider plate.

7.Locktrowelarmsinplacebytighteningthehexheadboltwith zerk grease fitting and jam nut.

8.Re-install the blades onto the trowel arms.

9.Install stabilizer ring onto spider assembly.

10.Lubricate all grease points (zerk fittings) with premium "Lithum 12" based grease, conforming to NLG1 Grade #2 consistency.

STR36SP- SERIES • RIDE-ON POWER TROWEL — OPERATION AND PARTS MANUAL — REV. #1 (09/16/11) — PAGE 35

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Stow STR36SP manual Trowel Arm Adjustment Setup, Re-Assembly