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JWN-SERIES • RIDE-ON POWER TROWEL — PARTS AND OPERATION MANUAL — REV. #7 (03/02/07) — PAGE 32
JWN-SERIES TROWEL — MAINTENANCE
Trowel Arm Removal
1. Each trowel arm is held in place at the spider plate by a hex
head bolt (with zerk grease fitting). Remove the hex head
bolt/zerk grease fitting from the spider plate. (Figure 31)
2. Remove the trowel arm from the spider plate.
Figure 31. Removing Zerk Grease Fitting
3. Should the trowel arm inserts (bronze bushing ) come out
with the trowel arm, remove the bushing from the trowel arm
and set aside in a safe place. If the bushing is retained inside
the spider plate, carefully remove the bushing.
4. Examine the bronze trowel arm bushing insert (Figure 32),
clean if necessary. Replace bushing if out-of-round or worn.
Figure 32. Bronze Bushings
Trowel Blade Removal
1. Remove the trowel blades from the trowel arm by removing
the three hex head bolts (Figure 33) from the trowel arm. Set
blades aside.
Figure 33. Trowel Blades
2.
Wire brush any build-up of concrete from all six sides of the
trowel arm. Repeat this for the remaining three arms.
1
Spider Plate
2
Hex Head Bolt (Zerk Fitting)
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