Necessary Repairing Tools - Makita UT2204 Technical Information

R
epair
CAUTION: Remove the drill bit from the machine for safety before repair/ maintenance !

[1] NECESSARY REPAIRING TOOLS

Code No.
1R269 Bearing Extractor
1R291 Retaining Ring S and R Pliers
1R316 Adjustable Bearing Retainer Wrench
[2] LUBRICATION
Put approx. 18g of Makita grease N No.1 in the gear room of Gear housing to protect parts and product from
unusual abrasion.
[3] DISASSEMBLY/ASSEMBLY
[3] -1. Spindle and Gear Section
DISASSEMBLING
1) Remove Shaft holder.
2) Remove Carbon brush, and unscrew four 5x40 Tapping screws that fasten Gear housing to Motor housing.
3) Separate Gear housing from Gear housing cover complete. Use of Grip complete will make the removal easier.
Attach Grip complete to gear housing, and tap the shaft portion with a plastic hammer. (Fig. 1)
4) Fix Gear housing in vise, and remove Bearing retainer 22-36 by turning clockwise with Adjustable bearing retainer
wrench (No.1R316). (Fig. 2)
5) Remove Retaining ring S-15 from Spindle using Retainer ring S and R pliers.
Fig. 1
Gear housing cover complete
Gear housing
Grip complete
6) As illustrated in Fig. 3, by tapping the edge of the end surface of Gear housing, the following parts can be removed;
Ball bearing 626LLB, Gear complete 7-46, Helical gear 43, Sleeve 15, Woodruff key 4
7) Spindle can now be removed from Gear housing by pressing from the threaded end. (Fig. 4)
Fig. 3
Spindle
Description
Fig. 2
Motor housing
Ball Bearing 626LLB
Gear Complete 7-46
Sleeve 15
Woodruff Key 4 Helical Gear 43
Use for
Removing Ball bearing
Removing Ball bearing
Removing Bearing retainer
No.1R316
Bearing retainer
22-36
Loosen
Gear housing
Fig. 4
P 2 / 7
Fit the pins of No.1R316
in the groove of Bearing
retainer.
Tighten
Ball Bearing 6202LLB
Spindle