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P 2 / 16 

Features and benefits

No electric shock to operator, even if bit accidentally hits against laid electric cables.
Barrel is also covered with resin, and so, it is possible to do chipping operations while
holding barrel with your hand. 

Body Wholly Covered
with Resin

The Outstanding Chipping Power in This Class

See next page for the excellent results of various chipping/drilling tests.

Zig-Zag Varnish on Armature Coil

Protects Armature against dust, and disperses heat effectively.

Accepts SDS-Max Shank Bits

Bit can be Installed or Removed by Simply Sliding Chuck Cover.

No Hammering While Idling

Air in the cylinder is not compressed unless tool is pressed against ground.
This function ensures machine's long life. 

Bar Handle Plus D-Shape Handle As Standard Accessories

Large Change Lever

Easy to change action mode to "hammering only" or "Rotation with hammering".

Fingers are free from fatigue even in along continuous operation.

Easy-to-Operate Large Trigger

Can be gripped with both hands. - convenient for downward chipping operations.

Large Rear Handle

Optimum hammering speed can be selected for a wide range of applications. Setting to low speed, ideal for such
a light chipping works as scraping tiles, removing bricks joint.

Electronic Speed Control Dial

Torque Limiter Actuated by Ball-Clutch

Assures steady torque control even after a long time operation.

Chisel can be Locked at 12 Positions Through 360 .

By turning change ring while pushing it forward, the chisel angle can be adjusted without taking out the inserted chisel.

Further Improvement in Dust Proof Structure

2

1

3

4

6

7

Accessible to Switch or Power Supply Cord Just by Removing Two Screws of Handle Cover

8

Service Reminder Lamps

Light up in green when the machine is switched on, and if any trouble, tell you its cause;

Light up, but the machine does not start.
Cause : wear of carbon brushes or trouble(s) in electric circuit or motor
Does not light up, and the machine does not start.
Cause : disconnection in mains  switch or power supply cord

Light up in red nearly 8 hours before carbon brushes need servicing.

9

Large and Tough Cord Guard

Also excellent in flexibility to protect cable from disconnection

10

11

Protect commutator and tell the time for replacement.

Auto Shut-off Carbon Brushes

12

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14

15

5

1

2

4

3

5

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Summary of Contents for HR4500C

Page 1: ...ol Rammer Safety Goggles Core Bit Adapter Core Bits Hole diameter 20mm 13 16 30mm 1 3 16 35mm 1 3 8 40mm 1 9 16 45mm 1 3 4 54mm 2 1 8 65mm 2 9 16 79mm 3 1 8 105mm 4 1 8 118mm 4 5 8 Tungusten carbide T...

Page 2: ...e Optimum hammering speed can be selected for a wide range of applications Setting to low speed ideal for such a light chipping works as scraping tiles removing bricks joint Electronic Speed Control D...

Page 3: ...001C HR3850 HR4000C 50 100 150 200 2 28mm hole HR4500C 100 100 100 125 135 110 185 HR5001C HR3850 HR4000C 50 100 150 200 3 35mm hole HR4500C 100 120 115 100 145 HR5001C HR3850 HR4000C 50 100 150 200 S...

Page 4: ...r minute Continuous rating current A on 120V Yes No Yes Yes Yes No Max drilling capacity mm No load speed min 1 rpm Single blow energy Joule 2 action mode settings Yes Yes Yes No Yes Yes Yes Yes 8 3 8...

Page 5: ...r side shaft of armature Oil seal 35 Apply to the lip portion Gear housing Slide sleeve Apply to the lip portion Torque limiter Spur gear 10 Apply to this portion where spur gear 10 does not engage to...

Page 6: ...Otherwise it causes damage of the inner mechanism Change link slid upward with finger Upper hole of change link Crank pin 4 has to be set into the upper hole elliptic hole of change link Change lever...

Page 7: ...6 Disassemble connector and fix rod as illustrated in Fig 6 7 And then remove pick up coil as illustrated in Fig 6 Tapping screws M5x20 Pan head screws M5x20 Handle Connector Fix rod Pick up coil Con...

Page 8: ...Carbon brush Motor housing Rear cover Brush holder cover Tapping screw M4x18 Brush holder cap Tapping screws M5x20 Bottom view of motor housing and fan Hex nut M8 Flat washer 8 Fan Tapping screws M5x...

Page 9: ...cover and crank housing cover as illustrated in Fig 4 Fig 5 and Fig 5A at page 6 and 7 3 Disassemble shoulder pin 8 after removing leaf spring 37 from chuck ring as illustrated in Fig 14A 2 Disassemb...

Page 10: ...holder Chuck ring Leaf spring 37 The bulge has to meet the hole of leaf spring 37 Fig 15B 7 Disassembling tool holder from crank housing 1 Put a driver with slotted bit into the concave portion of sea...

Page 11: ...d in Fig 17B After removing the ball bearing lock sleeve A and B can be disassembled from tool holder No 1R045 Large gear extractor Set flat metal plate like as lock nut wrench for angle grinder as a...

Page 12: ...ng by turning crank shaft as illustrated in Fig 19A Fig 19 Fig 19A Key installing groove Crank shaft Fig 19B 11 Disassembling cylinder 34 Tension Spring Item No 231791 4 Push and open it Turn to right...

Page 13: ...1A Flat washer 45 Fig 21B The key installing groove of crank shaft has to be faced to the side of crank housing when assembling Fig 21 13 Assembling fluoride ring 25 to impact bolt 1 After installing...

Page 14: ...ams on tool holder and the same of spiral bevel gear 36 have to engage each other see Fig 25A Adjust 16 concaves of spiral bevel gear 36 to 6 concaves of crank housing by turning spiral bevel gear 36...

Page 15: ...n 2 change keys And make sure whether the retaining ring S12 is assembled in the groove firmly see Fig 26 and 26A Note Be careful not to expand the retaining ring 12 too wide 4 Assemble slide plate co...

Page 16: ...tch Fix lead wires black and white of power supply cord with these lead holders Fix lead wires black and white of controller with these lead holders Handle Fig B Fig B 1 Pass lead wires black and whit...

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