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Makita MT80B Technical Information
Makita MT80B Technical Information

Makita MT80B Technical Information

Hammer drills 10mm (3/8"), 16mm (5/8")

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T
ECHNICAL INFORMATION
Model No.
Description
C
ONCEPT AND MAIN APPLICATIONS
Models MT80A/ MT80B have been developed as maktec brand
hammer drills 10mm (3/8")/ 16mm (5/8"), mainly for the emerging
countries.
New maktec design is employed to eliminate white printing and
polygonal line from maktec logo/ elastomer from handle for the cost
effectiveness.
S
pecification
Voltage (V)
220
230
240
Specification
No load speed: min.
¹=rpm
ˉ
Impacts per min.: min.
Chuck type
Chuck capacity: mm (")
Capacities: mm (")
Variable speed control by trigger
Reverse switch
Protection against electric shock
Power supply cord: m (ft)
Weight according to
EPTA-Procedure 01/2003*: kg (lbs)
* with Side grip
S
tandard equipment
Chuck key S10 (MT80A) ........................................ 1
Chuck key S13 (MT80B) ........................................ 1
Key holder 10 .......................................................... 1 (for some countries only)
Side grip .................................................................. 1
Plastic carrying case (MT80B) ............................... 1 (for "K model" only)
Note: The standard equipment for the tool shown above may vary by country.
O
ptional accessories
Depth gauge
MT80A, MT80B
Hammer Drills 10mm (3/8"), 16mm (5/8")
Current (A)
Cycle (Hz)
2.4
50/60
2.3
50/60
2.2
50/60
Model No.
¹= ipm
ˉ
1.5 - 10 (1/16 - 3/8)
Concrete
Steel
Wood
Double insulation
Length (L)
Width (W)
Height (H)
Continuous Rating (W)
Input
500
500
500
MT80A
0 - 2,900
0 - 43,500
Keyed
10 (3/8)
10 (3/8)
20 (13/16)
Yes
Yes
2.0 (6.6)
1.6 (3.4)
PRODUCT
P 1/ 12
L
H
W
Dimensions: mm ( " )
MT80A
MT80B
254 (10)
262 (10-3/8)
70 (2-3/4)
196 (7-3/4)
Max. Output (W)
Output
250
350
250
350
250
350
MT80B
0 - 2,900
0 - 43,500
Keyed
1.5 - 13 (1/16 - 1/2)
16 (5/8)
13 (1/2)
20 (13/16)
Yes
Yes
Double insulation
2.0 (6.6)
1.7 (3.7)

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Summarization of Contents

Product Overview and Specifications
Concept and Applications
Introduction to MT80A/MT80B hammer drills and their applications.
Technical Specifications
Detailed dimensions, ratings, and model-specific data.
Equipment and Accessories
Standard included equipment and optional accessories.
Repair Information
Necessary Repair Tools
List of tools required for maintenance and repair.
Lubrication Guide
Specific points for lubrication and recommended grease.
Disassembly and Assembly Procedures
13mm Drill Chuck Removal (MT80B)
Steps to remove the 13mm drill chuck from the MT80B model.
10mm Drill Chuck Removal (MT80A)
Steps to remove the 10mm drill chuck from the MT80A model.
Disassembly and Assembly (Continued)
Drill Chuck Reassembly and Torque
Instructions for reassembling chucks and setting torque.
Helical Gear and Ball Bearing Disassembly
Steps to disassemble helical gear and ball bearing components.
Helical Gear and Ball Bearing Maintenance
Disassembling Helical Gear and Ball Bearing
Detailed steps to disassemble helical gear and ball bearing.
Assembling Helical Gear and Ball Bearing
Procedures for reassembling helical gear and ball bearing.
Spindle Section and Cam Holder Maintenance
Spindle Section Assembly
Steps to mount the assembled spindle section into the housing.
Cam Holder and Change Lever Disassembly
Steps to disassemble the cam holder and change lever.
Cam and Change Lever Maintenance (Continued)
Disassembling Cam from Cam Holder
Steps to separate the cam from the cam holder assembly.
Assembling Cam to Cam Holder
Procedure for reassembling the cam into the cam holder.
Change Lever and Cam Holder Assembly
Assembling Change Lever to Cam Holder
Steps to assemble the change lever onto the cam holder.
Assembling Cam Holder to Armature
Procedure to attach the cam holder assembly to the armature.
Circuit Diagrams
Radio Interference Suppression Circuit
Diagram showing wiring for radio interference suppression.
Component Identification
Identifies key electrical components and their connections.
Wiring Diagrams
Brush Holder Placement
Instructions for positioning brush holders within the housing.
Component Wiring and Placement
Guides for wiring choke coils, noise suppressors, and field wires.
Circuit Diagrams (No Interference)
Circuit Diagram without Suppression
Diagram for areas not requiring radio interference suppression.
Component Connections (No Suppression)
Details on connecting components without suppression measures.
Wiring Diagrams (No Interference)
Brush Holder Placement (No Suppression)
Positioning brush holders in housing without suppression.
Component Wiring (No Suppression)
Guides for wiring components without suppression measures.