background image

W

iring  diagram

P 7/ 7

Fig. D-2

Rear view of

Housing set (L)

DC Motor

Switchs’ Lead wires (black, red)
have to be fixed with Lead wire
holder.

DC Motor has to be so 
assembled to Housing set (L)
that its 

Red point mark

is positioned on the back 
bone side of the machine.

Front side

Battery holder

Switch’s lead 
wire (black)

Switch’s lead 
wire (red)

Battery holder

Rear side

Housing set (L)

Housing set (R) Side

This protruded Side is fitted
to Housing set (

R

).

Front side

Rear side

Switch’s Lead 
wire (

black

)

Switch’s Lead 
wire (

red

)

Fig. D-2A. 

Red point
mark

Connect Switch’s Lead wire (

black

) to  

Battery holder while facing it to 

rear

 side. 

Connect Switch’s Lead wire (

red

) to  

Battery holder while facing it to 

front

 side.

Summary of Contents for 8391D

Page 1: ... m in lbs Torque setting Steel Wood Soft joint Hard joint No load speed min 1 rpm Cell Voltage V Capacity Ah High Net weight with Battery 1822 kg lbs Low Max output W Ni Cd 18 1 3 2 0 Yes Yes Yes 2 speed Yes 2 3 5 1 13 1 2 36 1 7 16 Masonry 13 1 2 16 stage drill mode Clutch torque setting N m in lbs 1 0 4 0 9 35 38 340 27 240 42 370 0 1 300 0 400 1 5 13 1 16 1 2 230 Impacts per minute min 1 ipm Hi...

Page 2: ...tion of Spindle 2 Fix the short portion of Hex wrench 8 to Drill chuck and clamp the long portion of Hex wrench 8 in Vise 3 Set Speed change lever in the low speed mode and F R change lever in the Forward clockwise rotation mode Then Install Battery 4 Hold the machine firmly and pull the switch trigger to rotate Spindle until the motor is locked Note Pull the switch trigger so that Spindle reaches...

Page 3: ...er ass y from Gear ass y Gear ass y Remove Gear ass y Speed change lever ass y and DC motor with Switch from Housing set L as illustrated above Disassemble Housing set R by unscrewing 3x16 Tapping screws 9 pcs Pull off Gear ass y while turning it clockwise viewed from DC motor side Now Gear ass y can be replaced Motor bracket Motor bracket Remove DC motor from Motor bracket by unscrewing M3x6 Pan ...

Page 4: ... assembling Speed change lever ass y make sure two Compression springs are assembled to its bottom in advance Fig 9 2 Fit the protrusion of Gear ass y into Compression spring 4 in Speed change lever ass y Fig 10 3 After mounting set Speed change lever ass y to low speed mode or high speed mode Fig 11 Motor bracket DC motor none of protrusion side protrusion of Gear ass y 3 3 Speed Change Lever ASS...

Page 5: ...itch Fit the protrusion of Switch to the prong of F R Change lever Prong Housing set L Before assembling Gear ass y and DC motor Leaf spring has to be mounted to Housing set L as illustrated in Fig 12 F R Change lever can be assembled to Switch as illustrated in Fig 13 ASSEMBLING Fig 13 Leaf spring 3 5 F R Change Lever Switch Protrusion F R Change lever ...

Page 6: ...Lead wire red to Terminal M1 Lead wire black to Terminal M2 Switch viewed from Housing set L side Switch viewed from Housing set R side red point mark Connecting of Lead Wire red to DC Motor Connect Lead wire red to the Terminal marked with red point mark Housing set R side The terminal of this protruded side is plus Switch Battery holder Switch ...

Page 7: ...f the machine Front side Battery holder Switch s lead wire black Switch s lead wire red Battery holder Rear side Housing set L Housing set R Side This protruded Side is fitted to Housing set R Front side Rear side Switch s Lead wire black Switch s Lead wire red Fig D 2A Red point mark Connect Switch s Lead wire black to Battery holder while facing it to rear side Connect Switch s Lead wire red to ...

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