Makita 8280D Manual

Models No.
Description
PRODUCT
TECHNICAL INFORMATION
CONCEPT AND MAIN APPLICATIONS
Specification
Standard equipment
Optional accessories
P 1 / 5
Models 8280D has been developed by adding percussion mechanism to
Model 6280D for a compact, yet powerful and durable 14.4V cordless percussion
driver drill. Its brief advantages are;
*Compact design with an overall length of only 214mm (8-3/8")
*Very versatile with 3 work modes; Percussion drill, Drill, Screwdriver
*All metal gear construction for extra-high transmission durability
This new product is available in the variations listed below.
Model No.
8280DWAE Ni-Cd Battery 1422 (2.0Ah)
8280DWALE
Battery Charger
Type Q'ty
2
2
Rechargeable
flashlight
DC1414
ML140
without
without
8280DWE Ni-Cd Battery 1420 (1.3Ah)
8280DWLE
2
2 ML140
without
8280DWPE
8280DWPE3
8280DWPLE Ni-Cd Battery PA14 (1.3Ah)
2
2
3
ML140
without
without
8280DZ without without
Note: The standard equipment listed above may differ from country to country.
(+) (-) Bit 2-65
Model No.
Battery cover
Plastic carrying case
8280DZ
1
No
No
1
Yes
2
Battery 1420
Battery PA14
Battery 1422
Battery 1434
Battery 1435
Battery 1435F
Charger DC1414
Charger DC1804
Charger DC1439
Automotive charger DC1422
Automotive charger DC1822
Assorted drill bits for wood
Assorted drill bits for steel
Assorted driver bits
Assorted TCT drill bits
8280D
Cordless Percussion Driver Drill
1.3 Ah (Battery 1420, PA14) 2.0 Ah (Battery 1422)
Ni-Cd
No load speed:
min-1=rpm
Voltage: (V)
Capacity: (Ah)
Cell
Battery
Capacities
Impact per minute:
min-1=bpm
Chuck capacity: mm ( " )
Net weight: kg (lbs) [includes battery]
Steel: mm ( " )
Wood: mm ( " )
High speed
Low speed
High speed
Low speed
Masonry: mm ( " )
Hard joint
Soft joint
16 stages plus drill mode
Max. fastening
torque: N.m
Torque adjustment
14.4
0 - 1,200
0 - 350
0 - 18,000
0 - 5,250
0.8 - 10 (1/32 - 3/8)
36
20
10 (3/8)
25 (1)
10 (3/8)
1.7 (3.7)
Dimensions: mm (")
Width (W)
Height (H)
Length (L) 214 (8-3/8)
243 (9-9/16)
94 (3-11/16)
8280DWPE3
1
Yes
3
8280DWAE, 8280DWALE, 8280DWE,
8280DWLE, 8280DWPE, 8280DWPLE
L
H
W

2468
Repair
P 2 / 5
[1] Removal/Installation of Drill Chuck
When replacing Gear assembly, remove drill chuck beforehand as described below.
(It is not necessary to remove Drill chuck when disassembling Housing only.)
[2] Removal/Installation of Motor from/on Gear Assembly
REMOVAL
1) After fully opening Chuck jaws, remove the chuck screw (M6x22 (-) Flat head screw) by turning it clockwise.
If it is difficult to remove, use a Makita Impact wrench.
2) Slide Speed change lever to the position of "Low", and turn Change ring to "Drill mode".
And then secure one end of a hex wrench with Chuck jaws. Hold the machine firmly, and then remove Drill chuck
by hitting the other end of the hex wrench using plastic hammer to turn Drill chuck counterclockwise. (Fig. 1)
Fig. 1
Shift Speed change
lever to "Low".
Turn Change ring
to "Drill mode".
Fig. 2
Fig. 3 Fig. 4
Hex wrench
Vise
Push in R/F
change lever
for forward
rotation mode.
INSTALLATION
1) Secure one end of a hex wrench with Chuck jaws, and the other with vise.
Shift Speed change lever to "Low", and set the machine in the mode of drilling in forward rotation. Hold the grip
of the machine firmly so that your hand cannot be pulled away by reaction torque. And then fasten Spindle to Drill
chuck by pulling the trigger of Switch until Spindle is locked. (Fig. 2)
Note: Release the trigger of Switch just after Spindle is locked. Do not keep on pulling the trigger for longer than
one second.
2) Fasten Drill chuck to Spindle with the chuck screw (M6x22 (-) Flat head screw) by turning it counterclockwise.
REMOVAL
1) Pull Motor out of Gear assembly while turning it in the counterclockwise direction when viewed from the terminal
end of Motor. (Fig. 3)
2) Remove Motor bracket from Motor by removing two Pan head screws. Now Motor can be replaced (Fig. 4)
Turn Change ring
to "Drill mode".
Slide Speed change lever
to the position of "Low".
Hex wrench
Motor
TerminalsGear assembly Pan head screw
Motor bracket Motor
Pull Motor
while turning
counterclockwise.

Terminals
Repair
P 3 / 5
[2] Removal/Installation of Motor from/on Gear Assembly (cont.)
[3] Installing Speed change Lever
Fig. 6 Fig. 7
Fig. 5
Fig. 9 Fig. 10
Fig. 8
INSTALLATION
1) Place Motor bracket as illustrated in Fig. 5,
and fasten it to Motor with two Pan head
screws.
2) Aligning the protrusions on Motor bracket
with the grooves in Gear assembly,
assemble Motor to Gear assembly. (Fig. 6)
3) Assemble Motor to Gear assembly while
turning it in the clockwise direction when
viewed from the terminal end of Motor.
(Fig. 7)
1) Make sure that two Compression springs are set in place on Speed change lever
as illustrated in Fig. 8.
2) Install Speed change lever onto the protrusion on Gear assembly as illustrated
in Fig. 9.
After installation, slide Speed change lever to either side. (Fig. 10)
Protrusions on
Motor bracket
Grooves in Gear assembly
Motor
Motor
Motor bracket
Gear assembly Gear assembly
Pan head screw
Protruding side Motor
Motor bracket
Side without protrusion Red marking
Speed change lever side
Trigger switch side
Place Motor bracket
so that its protruding
side is positioned on
the opposite side to the
red marking on Motor.
Compression
springs
Gear assembly Motor
Compression springs
Protrusion
Speed change
lever
Speed change lever
Protrusion
Speed change lever

Repair
P 4 / 5
[4] Installing Leaf spring Onto Housing (L)
Fig. 12
Fig. 11
Before installation of inner electrical parts,
remember to set Leaf spring in place on
housing (L) as illustrated in Fig. 11.
[5] Installing F/R Change Lever
Install F/R change lever onto Trigger switch
by placing the boss on Trigger switch between
the prongs on F/R change lever as illustrated
in Fig. 12.
Housing (L)
Leaf spring
boss
boss
prongs
F / R Change lever
Trigger switch
prongs

P 5 / 5
Circuit diagram
Wiring diagram
Color index of lead wires' sheath
Black
Red
Battery holder Switch D/C motor
Red marking
Red marking
Lead wire (red)
Lead wire (black)
[1] Connecting Lead Wires with Motor
Connect the lead wires with the terminals on Motor so that they
are placed on the side of Housing (L). (Fig. 13)
[2] Wiring in Housing
Route lead wires as illustrated in Fig. 14.
[3] Connecting Lead Wires with Battery Holder
Connect lead wires with the terminals on Battery holder as
illustrated in Fig. 15.
D/C Motor
Switch
Battery holder
Hold the lead wires with
lead wire holder.
Do not put lead wires on
this rib.
Lead wire (red)
Lead wire (black)
Fig. 13
Fig. 14
Fig. 15
Do not put lead wire (black)
on this rib.
Lead wire (red)
Lead wire (black)
Gear assembly
Route the lead
wire (red) through
the boss and the rib.
Route the lead
wire (black) through
the boss and the rib.