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[2]- 2. Replacing Larger Spiral Bevel Gear and Ball Bearing 6202DDW
1) Insert ball bearing 6201LLB straight into Gear housing cover.
And then put Bearing setting plate (No.1R035) on arbor press, and then put Gear housing cover on Bearing setting plate.
Press-fit Armature to Gear housing cover using arbor press. (Fig. 5)
2) Install smaller Spiral bevel gear on Armature shaft, and tighten Hex nut M6 securely with a spanner 10.
And then install the assembly of Armature and Gear housing cover on motor housing, and align the screw holes on Gear
housing cover with those of Motor housing.
3) Aligning the protrusion on gear housing with that on Motor housing, fit Gear housing to gear housing cover. (Fig. 6)
Fasten Gear housing to Gear housing cover and Motor housing with four 5x30 Tapping screws.
1) Using a Makita impact driver and Hex shank bit M5 (No. 1R229), remove four M5x16 Hex socket bolts that fasten
Bearing box to Gear housing.
2) Insert two slotted screwdrivers into two diagonal positions on the slit between Bearing box and Gear housing.
And twist the two screwdrivers at the same time till Bearing box is lifted up approximately 3mm.
And then insert the screwdrivers further into the slit, and remove Gear housing from Gear housing cover by lifting it
up with the screwdrivers. (Fig. 7)
Follow the reverse of disassembling procedure as described below.
Fig. 5
Fig. 6
Fig. 7
ASSEMBLING
DISASSEMBLING
Bearing Setting Plate
(No.1R035)
Gear housing cover
Armature
Gear housing
Gear housing cover
Motor housing
Align the projection on Gear housing
with that on Motor housing.
Slotted screwdriver
Bearing box
Gear hosing
Note: Disassembling can be done without disassembling Gear housing section.
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