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Makita HP1620 Technical Information

Hammer drills
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Download this manual See also: Instruction Manual
T
ECHNICAL INFORMATION
Models No.
Description
C
ONCEPT AND MAIN APPLICATIONS
The above products are up-grade version of the existing
models HP1500 and HP1501.
Their features are as follows.
Model No.
F/R Change by
brush holder unit
LED Job Light
Keyless drill chuck
S
pecification
Voltage (V)
110
110 for Taiwan
120
220
230
240
Model No.
No load speed : (min
Blows per min. : (min
Keyless chuck
Chuck ability : mm ( " )
Drilling
capacity : mm ( " ) Steel
F/R Change system
LED Job Light
Protection from electric shock
Cord length : m ( ft )
Net weight :Kg (lbs )
S
tandard equipment
* Side handle ....................................... 1 pc.
* Depth gauge ...................................... 1pc.
* Chuck key S-13................................. 1 pc. (only for HP1620 and HP1620F)
* Plastic carrying case ......................... 1 pc.
< Note > The standard equipment for the tool shown may differ from country to country.
O
ptional accessories
* T.C.T. Hammer drill bit ø16mm
* Metal drill bit ø13mm
* Drill bit for wood ø30mm
* Keyless drill chuck set
* Chuck key S-13 (only for HP1620 and HP1620F)
* Plastic carrying case
HP1620, HP1620F, HP1621, HP1621F
Hammer Drills 16mm (5/8")
HP1620
HP1620F
HP1621
Cycle (Hz)
Current (A)
6.2
50 / 60
5.4
50 / 60
5.7
50 / 60
3.1
50 / 60
50 / 60
3.0
2.9
50 / 60
HP1620
= rpm)
-1
= bpm)
-1
No
Concrete
Wood
No
W
HP1621F
Dimensions : mm ( " )
Model No.
Length ( L )
Height ( H )
Width ( W )
Continuous Rating (W)
Input
650
560
650
650
650
650
HP1620F
HP1621
0 - 2,800
0 - 44,800
No
Yes
1.5 - 13 (1/16 - 1/2)
16 (5/8)
13 (1/2)
30 (1-3/16)
Brush holder unit
Yes
No
Double insulation
2.0 (6.6)
1.7 (3.8)
* Depth gauge
* Drill stand type 43
* Blow out bulb
* Drill chuck set
* Side handle set
L
H
W
HP1620
HP1620F
HP1620(F)
HP1621(F)
303 (11-7/8)
222 (8-3/4)
68 (2-11/16)
Max. Output(W)
Output
380
320
380
380
380
380
HP1621F
Yes
Yes
PRODUCT
P 1 / 12
L
H
HP1621
HP1621F
500
500
500
600
600
600

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Summary of Contents for Makita HP1620

  • Page 1 * Side handle ........1 pc. * Depth gauge ........1pc. * Chuck key S-13......... 1 pc. (only for HP1620 and HP1620F) * Plastic carrying case ......1 pc. < Note > The standard equipment for the tool shown may differ from country to country.
  • Page 2 P 2 / 12 epair < 1 > Lubrication Apply MAKITA grease N. No.1 to the following portions designated by black triangle to protect parts and product from unusual abrasion. Amount : g Position (oz) Parts item Portion to be lubricated The portion where ball bearing 6002LLB contacts, 0.1 (0.01)
  • Page 3 P 3 / 12 epair < 2 > Removing drill chuck Firmly hold No.1R139 "Drill chuck extractor" with vise. And lock spindle with the drill chuck extractor. Holding No.1R298 "hex socket" with drill chuck, and turn the hex socket with No.1R223 "Torque wrench" counter clockwise.
  • Page 4 P 4 / 12 epair < 4 > Disassembling housing R and L ( 1 ) Slide change lever to the drill mode. And pull off handle cover, while pushing a pin, inserted into the pin hole of housing L. See Fig. 3. ( 2 ) Unscrew 7 pcs.
  • Page 5 P 5 / 12 epair < 5 > Disassembling gear section (spindle, ball bearing 6002 LLB and helical gear 45) ( 1 ) Take off the inner parts from housing L, and remove gear section from cam holder complete as illustrated in Fig. 6. ( 2 ) Put the gear section on No.1R165 "Ring Spring Setting Tool"...
  • Page 6 P 6 / 12 epair ( 3 ) Mount the spindle to helical gear 45 as illustrated in Fig. 12R. Ball bearing 6002LLB Do not face the cam Ball bearing portion to ball bearing 6002LLB 6002LLB side. Otherwise, the cam of 1R165 Ring spring Helical gear 45 helical gear 45 can not...
  • Page 7 P 7 / 12 epair < 7 > Removing armature ( 1 ) After removing inner parts, separate gear section from cam holder complete. See Fig. 17. ( 2 ) Pull off change lever with steel ball 5.0 from cam holder complete. Remove plate 19. See Fig. 18. ( 3 ) Remove armature from cam holder complete as illustrated in Fig.
  • Page 8 ( 3 ) Mount plate 19 to cam holder complete. After mounting steel ball 5.0 to change lever, push the change lever into cam holder complete. See Fig. 23. < Note > Apply MAKITA grease N No.1 to Steel ball 5.0 steel ball 5.0 before mounting it.
  • Page 9 P 9 / 12 epair ( 4 ) Mount gear section to cam holder complete to which armature has been mounted. And mount them to housing L together with field and brush older unit . See Fig. 24. Cam holder Gear section complete Fig.
  • Page 10 P 10 / 12 epair < 10 > Mounting field and brush holder unit ( 1 ) After connecting brush holder unit with field, mount them to housing L. And connect 2 lead wires (black) of switch to brush holder unit as illustrated in See Fig. 27. Connect 2 lead Fig.

  • Page 11: Circuit Diagram

    P 11 / 12 ircuit diagram Model HP1620 and HP1621 without LED job light Color index of lead wires' sheath Brush holder unit Black White Blue Brown Switch C1 C2 a : Black lead wire can be used for some country instead of brown.
  • Page 12 P 12 / 12 ircuit diagram Model HP1620F and HP1621F with LED job light Color index of lead wires' sheath Brush holder unit Black White Blue Brown Switch C1 C2 a : Black lead wire can be used for some country Noise instead of brown.

This manual is also suitable for:

Hp1620fHp1621fHp1621