Makita DDF481 - Manual
This repair manual covers Makita’s 18V cordless drill models, specifically addressing disassembly, reassembly, and maintenance of key components like the gear assembly, chuck, rotor, stator, speed change lever, and wiring systems. The guide emphasizes detailed procedures for mechanical repairs–such as aligning parts with diagrams (e.g., leaf springs, rear covers) and adhering to torque specifications–to ensure proper function. Electrical troubleshooting also appears, including diagnostic flowcharts for controller faults and FET testing protocols, alongside wiring diagrams for LED circuits and lead routing. Safety is highlighted, particularly regarding magnetic rotor handling and wire protection during assembly.
Table of Contents:
- Page 1 – Product Specifications and Features
- Page 2 – Drill Chuck Disassembly and Reassembly Procedure
- Page 3 – Drill Component Disassembly and Assembly Procedures
- Page 4 – Rotor, Stator, and Gear Assembly Procedures
- Page 5 – Component Alignment and Housing Assembly
- Page 6 – Wiring and Component Fastening Specifications
- Page 7 – Electrical Circuit Diagram and Wiring Color Index
- Page 8 – LED Circuit Wiring Layout
- Page 9 – Mechanical Assembly Wire Routing Guide
- Page 10 – Machine Troubleshooting Guide
- Page 11 – Field Effect Transistor Fault Diagnosis
C
ONCEPT AND MAIN APPLICATIONS
S
pecification
Model No.
DDF481 (XFD07
*
1
)
Description
18V Cordless driver drill
S
tandard equipment
O
ptional accessories
Note:
The standard equipment for the tool shown above
may vary by country.
Fast charger DC18RC
Charger DC18SD
Charger DC24SC
Automotive charger DC18SE
Quad Port Charger DC18SF
Battery BL1815N
Battery BL1820
Battery BL1830
Battery BL1840
Battery BL1850
Battery BL1840
Drill bits for wood
Drill bits for steel
Driver bits
Belt clip
Bit holder
*5
: Battery and charger are not supplied with “Z” model
*6
: Supplied with the same quantity of extra Battery
Battery ...................................................... 1 or 2
*
5
Charger ..................................................... 1
*
5
Battery cover ............................................ 1
*
6
+ – bit 2-45 ............................................... 2
Belt clip .................................................... 1
(+) Screw M4x12 ..................................... 1
Grip assembly .......................................... 1
Bit holder ................................................. 1
Plastic carrying case ................................. 1
Dimensions: mm (")
Width (W)
Height (H)
Length (L)
205 (8-1/8)
79 (3-1/8)
249 (9-3/4)
*
2
266 (10-1/2)
*
3
Battery
Capacity of drill chuck: mm (")
Capacity: mm (")
Max lock torque: N.m (in.lbs)
Electric brake
Variable speed control
Mechanical speed control
Reversing switch
Max fastening torque:
N.m (in.lbs)
Torque setting
Steel
Wood
Soft joint
Hard joint
No load speed: min.
ˉ
¹= rpm
Energy capacity: Wh
Voltage: V
Capacity: Ah
High
Weight according to
EPTA-Procedure 01/2003
*
4
: kg (lbs)
Low
Cell
Li-ion
Charging time (approx.): min.
15/ 24/ 22/ 36/ 45 with DC18RC
18
Yes
Yes
Yes (2 speed)
Yes
Yes
2.4 (5.2)
*
2
/
2.6 (5.8)
*
3
13 (1/2)
76 (3)
21 stage + drill mode
Clutch torque setting: N.m (in.lbs)
1.0 - 10.0 (9 - 89)
125 (1,090)
60 (530)
115 (1,020)
0 - 2,100
0 - 550
1.5 (1/16) - 13 (1/2)
Max output: W
640
LED job light
*
4
: with Grip assembly
*
2
:
with BL1815N
*
3
:
with BL1830 or BL1840
PRODUCT
P 1/ 1
1
Model DDF481 (XFD07
*
1
) is a supreme class cordless driver drill
powered by 18V Li-ion battery of BL1815N (1.5Ah)/ BL1820 (2.0Ah)/
BL1830 (3.0Ah)/ BL1840 (4.0Ah)/ BL1850 (5.0Ah) .
Its main features are:
• Max lock torque: 125N.m. (1,090in.lbs)
• Compact tool size with an overall length of 205mm (8-1/8")
• Efficient Brushless DC motor provides higher power and productivity
than that of 18V Cordless driver drill model BDF458.
Note
: BL1815 is not compatible.
1.5/ 2.0/ 3.0/ 4.0/ 5.0
27/ 36/ 54/ 72/ 90
T
ECHNICAL INFORMATION
*1
Model number for USA
W
H
L
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About this manual
- Brand
- Makita
- Model
- DDF481
- Document type
- Manual
- Language(s)
- English
- Pages
- 11
- File size
- 8.9 MB
- Format
Summary
Technical specifications, dimensions, performance metrics (torque, speed), battery compatibility, standard equipment, and optional accessories for the cordless driver drill.
Step-by-step instructions and tools required for disassembling and reinstalling the drill chuck, including guidance on gear assembly removal and reinstallation.
Detailed steps and annotated diagrams for disassembling and assembling the drill chuck, gear, rotor, stator, and speed change lever assemblies, including torque specifications.
