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The depth gauge enables the drilling depth to be set for convenient drilling holes 

of uniform depth. 

Loosen the auxiliary handle, and insert 

the  linear  part  of  the  depth  gauge  into 

the fitting hole of the clip board. (

Fig. 7

Move  the  depth  gauge  to  the  desired 

depth  and  secure  it  by  rotating  the 

auxiliary handle clockwise. 

 

 

 

 

 

 

MAINTENANCE AND INSPECTION 

CAUTION: 

 Always be sure that the tool is switched off and unplugged before attempting to 

perform inspection or maintenance. 

1. 

Inspecting Drill Bits 

Blunt drill bit or chisel will decrease the work efficiency and causes the motor 

be overloaded. Exchange or sharpen your drill bits when they become blunt. 

2. 

Inspecting the Mounting Screws 

Regularly  inspect  all  mounting  screws  and  ensure  that  they  are  properly 

tightened. 

Should any of the screws be loose, retighten them immediately. Failure to do 

so could result in serious hazard.

 

3. 

Maintenance of the Motor 

The motor unit winding is the very 

“heart” of the power tool. Exercise due care 

to ensure the winding does not become damaged and /or wet with oil or water. 

4. 

Inspecting and Replacing Carbon Brushes 

Remove and check the carbon brushes regularly. Replace when they wear down 

to the limit mark. Keep the carbon brushes clean and free to slip in the holders. 

Both  carbon  brushes  should  be  replaced  at  the  same  time.  Use  only  identical 

carbon brushes. 

Use  a  screwdriver  to  remove  the  brush  holder  caps.  Take  out  the  worn  carbon 

brushes insert the new ones and secure the brush holder caps

 

5. 

Replacing Dust Cap 

Replace the dust cap once it is damaged to avoid chippings from getting into the 

collet. Clean the collet regularly. 

 

Damaged cord must be replaced by a special cord purchased from authorized 

service center. 

 

To  maintain  product  SAFETY  and  RELIABILITY,  repairs,  any  other 

maintenance  or  adjustment  should  be  performed  by  authorized  centers,  always 

using original replacement parts. 

 

 

 

 

 

 

 

 

                                                     

-9-                                                                            -10-

 

Summary of Contents for DZC05-26

Page 1: ...Edition 3 Jan 2017 Read through carefully and understand these instructions before use ...

Page 2: ...r use reduces the risk of electric shock 9 If operating a power in a damp location is unavoidable use a residual current device RCD protected supply Use of an RCD reduces the risk of electric shock NOTE The term residual current device RCD may be replaced by the term ground fault circuit interrupter GFCI or earth leakage circuit breaker ELCB Personal Safety 10 Stay alert watch what you are doing a...

Page 3: ...placement parts This will ensure that the safety of the power tool is maintained VOLTAGE WARNING Before connecting the machine to a power source receptacle outlet etc be sure the voltage supplied is the same as that specified on the nameplate of the machine A power source with voltage greater than that specified for the machine can result in SERIOUS INJURY to the user as well as damage to the mach...

Page 4: ...ing the operating mode or the gears inside the tool maybe damaged If the drill bit gets stuck by the steel hidden in the wall during impact drilling and the tool rotates due to the kickback hold the handle and auxiliary handle firmly to avoid personal injuries The Operating mode can be changed by turning the operating mode selector Drilling Operation When impact drilling on the concrete or stone t...

Page 5: ...n tighten it by turning clockwise Fig 4 Switch Action CAUTION Before plugging in the tool always check to see that the trigger switch actuates properly and returns to the OFF position when released To start the tool simply pull the switch trigger Release the switch trigger to stop For continuous operation pull the switch trigger and then push in the lock lever To stop the tool from the locked posi...

Page 6: ...o so could result in serious hazard 3 Maintenance of the Motor The motor unit winding is the very heart of the power tool Exercise due care to ensure the winding does not become damaged and or wet with oil or water 4 Inspecting and Replacing Carbon Brushes Remove and check the carbon brushes regularly Replace when they wear down to the limit mark Keep the carbon brushes clean and free to slip in t...

Page 7: ...Z1C FF05 26 Z1C FF05 26B 11 12 ...

Page 8: ...Sleeve 37 Damping Washer 11 O Ring 38 O Ring 12 Seal Ring 39 Adaptor Sleeve 13 Thrust Ring 40 Roundwire Snap Ring for Hole 14 Impact Bolt 41 Striker 15 Label 42 O Ring 16 Gear Housing 43 Piston 17 Seal Ring 44 Washer 18 Needle Bearing 45 Piston Pin 19 Needle Bearing Cover 46 Shaft Sleeve 20 Clamping Ring 47 Seal Ring 21 Operating Mode Selector 48 Metal Sheet for Support 22 O Ring 49 Gear Housing C...

Page 9: ...sing 80 Carbon Brush Holder 81 Carbon Brush EXPLANATION OF GENERAL VIEW Z1C FF05 26B 1 Dust Cap 28 Clutch Spring 2 Roundwire Snap Ring for Shaft 29 Roundwire Snap Ring for Shaft 3 Washer 30 Clutch Gear 4 Roundwire Snap Ring 31 Lock Pin 5 Locking Sleeve 32 Cylinder 6 Clamping Ring 33 Pin 7 Steel Ball 34 Clutch Plate 8 Clip Board 35 Retaining Ring for Hole 9 Compression Spring 36 Guide Sleeve 10 Ret...

Page 10: ...79 Motor Housing 80 Carbon Brush Holder 81 Carbon Brush EXPLANATION OF GENERAL VIEW Z1C FF05 26C 1 Dust Cap 28 Clutch Spring 2 Roundwire Snap Ring for Shaft 29 Roundwire Snap Ring for Shaft 3 Washer 30 Clutch Gear 4 Roundwire Snap Ring 31 Lock Pin 5 Locking Sleeve 32 Cylinder 6 Clamping Ring 33 Pin 7 Steel Ball 34 Clutch Plate 8 Clip Board 35 Retaining Ring for Hole 9 Compression Spring 36 Guide S...

Page 11: ...ge 64 Deep Groove Ball Bearing 91 Steel Band 65 Bearing Retainer 92 Trapezoid Square neck Bolt 66 Cross Recessed Countersunk Head Screw 93 Lock Screw 67 Washer 94 Steel Band Base 68 Armature Assembly 95 Hex Nut 69 Insulation Washer 96 Clip Board 70 Ball Bearing 97 Auxiliary Handle 71 Rubber Sleeve 98 Nut 72 Baffle Plate 73 Pan Head Tapping Screw 74 Stator Assembly 75 Inductance 76 Nameplate 77 Mot...

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