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Ver. 1.05

 

 

Loading Screws

 

 

Ensure the screws are loaded into the CH7390 with the plastic strip facing out, 

(use the screw diagram on the side of 

the nosepiece

)

, and push the strip so the first screw clicks fully into the barrel.  Note that the screws will only work 

when inserted in one direction.  The longer end of the plastic strip generally is inserted first.  The plastic strip should 

be able to be centered in the exit guide.  If it is tight on the top or the bottom, feeding may be impaired.

 

 

 

 

Fig 7

 

 

Driving Screws

 

 

To Drive screws: 

Be sure the screw gun is in forward

.  Turn the motor on and 

use the trigger lock to lock it in the on 

position

.  In most cases it is best to have the CH7390 oriented so that screws feed in from your left side.  Position 

yourself to operate the tool and 

firmly push all the way down until you hear the clutch disengage

.  

Lift completely 

clear of the surface

 and position  yourself for the next screw operation.  

Firm pressure is required to keep the bit 

correctly  engaged  with  the  screw

.    Do  not  yield  pressure  until  you  hear  the  clutch  release.   

If  a  screw  hits  an 

obstruction or difficulty occurs when a screw is driven, lift and check that the screws are properly inserted before 

attempting to drive another screw.

 

 

For best results keep your CH7390 Ultra Driver Clean and free of dirt and debris for smooth operation.  Blow out 

or vacuum frequently

.

 

Summary of Contents for VISLIDER CH7390 Ultra Driver

Page 1: ......

Page 2: ...rd Never use the cord to carry the tools or pull the plug from an outlet Keep cord away from heat oil sharp edges or moving parts Replace damaged cords immediately Damaged cords increase the risk of electric shock When operating a power tool outside use an outdoor extension cord marked WA or W These cords are rated to outdoor use and reduce the risk of electric shock When using an extension cord b...

Page 3: ...e tool live and shock the operator if in contact Keep handles in good condition dry clean free from oil and grease It is recommended to use rubber gloves this will enable better control and safety Replace handle grips if worn DO NOT TOUCH ANY METAL PARTS OF THE TOOL when drilling or driving into walls floors or wherever live electrical wires may be encountered Hold the tool only by insulated grasp...

Page 4: ...it sleeve will return bit will now be locked into the adaptor Wiggling the bit will result in a small amount of movement which is normal Fig 2 Fig 3 The clamping ring must be rotated until it is almost all the way unclamped Fig 4 before inserting onto the adaptor Insert the Bit into the CH7390 and slide the adaptor into tool until seated and lightly tighten the clamp ring Fig 4 Fig 5 Fig 6 Do not ...

Page 5: ...nd use the trigger lock to lock it in the on position In most cases it is best to have the CH7390 oriented so that screws feed in from your left side Position yourself to operate the tool and firmly push all the way down until you hear the clutch disengage Lift completely clear of the surface and position yourself for the next screw operation Firm pressure is required to keep the bit correctly eng...

Page 6: ...e power screwdriver screwgun is working properly Remove the CH7390 from the screwgun and turn on the screwgun If the bit turns as soon as it is activated and the bit is not pushed in then there is a problem with the clutch The clutch may be worn or need repair the bit holder should be spring loaded outwards and smoothly operate when pushed inwards Removing a Strip of Screws or If a screw is jammed...

Page 7: ...t dry before coating with preservative finishing Optional Extension Rod Handle The optional extension handle P N VISRH909 can be added at any time The extension rod handle should be configured at first to look like fig 11 To install carefully remove the adaptor from the front of the screwgun Be careful not to lose any internal for example DW276 pin spring clutch plate parts Insert the screwgun int...

Page 8: ...ra Driver Clean and Free of dirt and debris for smooth operation Blow out or vacuum it after use Built up dust and dirt may cause feeding problems To clean the screwdriver use a damp cloth or soap and water damped cloth do not use thinners or gasoline or other solvents that would damage the unit or fully immerse it in water which may cause rusting Bits are consumable and must be replaced if worn b...

Page 9: ...Ver 1 05 ...

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