Makita 6305 Informacje techniczne - Strona 2
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R
epair
CAUTION: Remove the drill bit from the machine for safety before repair/ maintenance !
[1] NECESSARY REPAIRING TOOLS
Code No.
1R139
Drill Chuck Extractor
1R223
Torque Wrench Shaft 20-90 N.m
1R224
Ratchet Head 12.7
1R269
Bearing Extractor
1R291
Retaining Ring S and R Pliers
1R298
Hex Bar 10 with Square Socket
1R316
Adjustable Bearing Retainer Wrench
718024-2
Wrench 43
[2] LUBRICATION
Put approx. 9g 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. Drill Chuck
DISASSEMBLING
1) Fix Drill chuck extractor (No.1R139) in vise, and fix Hex bar with 12.7mm square shaft (No.1R298) securely in
Drill chuck. Then fix the machine in No.1R139 with the flat sides of Spindle fit in the notch of No.1R139. (Fig. 1)
2) Attach Ratchet head 12.7 (No.1R224) to Torque wrench shaft 20-90N.m (No.1R223), then fit the ratchet head in
No.1R298. Drill chuck can now be removed from Spindle by turning No.1R223 counterclockwise. (Fig. 2)
Fig. 1
No.1R298
No.1R139
Note: When removing broken Drill chuck; for instance,
the jaws do not function to tighten the bit, use Wrench 43
(No.781024-2) instead of No.1R223 and 1R224. (Fig. 3)
ASSEMBLING
1) Fix the machine in No.1R139. (See Fig. 1.)
2) Preset the fastening torque of No.1R223 to 64 - 74 N.m
(650 - 750kgf.cm).
3) Tighten Drill chuck by turning clockwise with No.1R223
and 1R224. (Refer to Fig. 2.)
Description
[large view of the circled portion A]
17mm
Use for
Removing Drill chuck
Removing Drill chuck
Modular use with No.1R223
Removing Ball bearing
Removing Ball bearing
Modular use with No.1R223
Removing Bearing retainer
Removing broken Drill chuck
Fig. 2
Fig. 3
No.781024-2
P 2 / 8
No.1R223
No.1R224
No.1R139
Fit the pin in the key hole.