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P 3 /13

[3] DISASSEMBLY/ASSEMBLY
[3] -1. Tool Retainer

R

epair

Cut-off wheel

Model 4030C
Assemble Tool retainer to Tool holder using arbor press as illustrated in Fig. 3

.

Model 4041C
1) Mount Tool retainer on Tool holder. (Fig. 2A)
2) Fasten M8x12 Hex bolt securely to Tool retainer through Compression spring 5. (Fig. 2A)
    Note: Be sure to apply threadlocker to the threaded portion of M8x12 Hex bolt.
              The recommended threadlocker is Loctite 603 or Threebond 1303B.
3) Assemble Cap to Tool holder while fitting the two projections on Cap in the notch of Tool holder. (Fig. 3A

Angle grinder

Tool retainer

Tool holder

center line of
the two holes

Tool holder

Tool holder

work bench

Tool retainer

Fig. 2

Fig. 2A

Model 4030C
Damaged Tool retainer can be disassembled from Tool holder by cutting it into two using Angle grinder or the like
as illustrated in Fig. 2.
Model 4041C
1) Remove Cap from Tool holder by hand. (Fig. 2A)
2) By unscrewing M8x12 Hex bolt, Tool retainer and Compression spring 15 can be disassembled from Tool holder.
    (Fig. 2A)
    Note: Threadlocker is applied to the thread portion of M8x12 Hex bolt.

Tool retainer

Hex bolt M8x12

Compression spring 15

Cap

Tool holder

projection

notch

Cap

ASSEMBLING

DISASSEMBLING

HR4030C

HR4041C

Fig. 3

Fig. 3A

HR4030C

HR4041C

arbor press

Be sure to place the side nearer
to the centerline of the two holes
on work bench.

Summary of Contents for HR4030C

Page 1: ...design Continuous rating input W Double insulation Net weight kg lbs Plastic carrying case 1 pc Depth gauge 1 pc Side handle 1 pc Power supply cord m ft Variable speed control Yes Yes Constant speed c...

Page 2: ...on that engages with Torque limiter Cylindrical portion that contacts Plane bearing of Crank housing complete 22 25 31 33 34 53 55 15 Torque limiter 1R045 Gear extractor large Removing Armature 1R269...

Page 3: ...r Tool retainer Tool holder center line of the two holes Tool holder Tool holder work bench Tool retainer Fig 2 Fig 2A Model 4030C Damaged Tool retainer can be disassembled from Tool holder by cutting...

Page 4: ...ts in the same way as described above in the step 2 then pull out Cylinder section from Crank housing complete Fig 6 4 Disconnect Connecting rod from Crank shaft in Crank housing complete then take ou...

Page 5: ...5 4 in page 4 Note 1 Tool holder is not reversible when assembled to Barrel complete Be sure to assemble as illustrated in Figs 8 8A 2 Do not forget to place O ring 48 between Tool holder and Barrel...

Page 6: ...n 6 4 pcs Cylinder B Cylinder A Put Cylinder section on work bench with Cylinder B side up Then remove Ring spring 32 using 1R311 while pressing down Flat washer 34 Disassemble Cylinder B from Cylinde...

Page 7: ...Turn Rubber ring 18 so that it can be seen through the elliptic hole of Cylinder A as illustrated below Washer 17 can be removed in the same way as you did in Removing Rubber Ring 18 Now can be remove...

Page 8: ...o the assembly of Cylinder A and Cylinder B Fig 22 5 Do the reverse of the disassembling steps Figs 11 to 4 in pages 4 5 6 Fig 21 Cylinder A Rubber ring 18 Slide plate Washer 17 ASSEMBLING Tool holder...

Page 9: ...section including Crank shaft Helical gear 38 etc still remain in Crank housing complete in this step See page 10 for disassembling of Crank section 5 Torque limiter assembly can be disassembled from...

Page 10: ...ustrated to right in Fig 29 9 Put Crank housing complete on 1R350 and apply 1R239 to the bottom center of Crank shaft Then disassemble Crank section from Crank housing complete by pressing down 1R239...

Page 11: ...ndle cover from Handle complete by unscrewing one 4x18 Tapping screw Fig 33 The following electrical parts can now be replaced Switch Power supply cord Cord guard Tapping screw 4x18 1 pc Strain relief...

Page 12: ...omplete Gear housing complete Motor housing Flat washer 6 4 pcs Flat washer 6 2 pcs Flat washer 4 3 pc Handle complete 8 Item No Size 4 Q ty Used for 7 8 12 0 7 8 12 0 7 8 12 0 7 8 12 0 3 9 5 9 2 9 4...

Page 13: ...Lead wire of Lead unit white Lead wires must be tight between Switch and Sponge sheet Lead wire of Lead unit black Protective tube Handle complete viewed from rear side 2 3 4 5 Route two Lead wires o...

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