The Atlas Copco DTH Hammer, Fusion Series, represents advanced percussion drilling technology powered by compressed air. This series, encompassing models Fusion 50 through Fusion 120, is engineered for robust performance in demanding drilling applications. Its Down-The-Hole (DTH) percussion mechanism, actuated by a piston driven by compressed air, ensures efficient material penetration. The design emphasizes reliability and operational effectiveness, making it a cornerstone for various excavation and construction projects.
This technical manual provides comprehensive guidance for the Atlas Copco DTH Hammer, Fusion Series. It covers essential areas including safety protocols, detailed installation and operation procedures, thorough maintenance and repair instructions, and effective troubleshooting strategies. Technical specifications, ordering information, and parts lists are also included to support the proper functioning and longevity of the equipment. This manual serves as an indispensable resource for owners, mechanics, and technicians to ensure optimal performance and serviceability.
Atlas Copco DTH hammer technical manual.
Models covered.
Fusion 50
Fusion 55
Fusion 60
Fusion 65
Fusion 80
Fusion 120
CONTENTS
Read this instruction manual before operating this equipment.
SAFETY ........................3
INSTALLATION AND OPERATION ....7
Follow Instructions
Description
DTH Setup .....................7
Setting up the DTH
Valve, choke selection setup
Bailing velocity requirements
Bit installation
New bit and chuck
Used bit and chuck
Makeup torque and backhead closure
Drill lubrication..............8
Lubricators
Lubrication check
Water injection
Drill operation................9
Drilling with foam
Collaring
Rotation speed
Feed force
Hole cleaning, flushing, and dust
suppression
Dry drilling
Wet drilling
Bit changing...................10
Removing the drill bit
Removing the bit with percussion only
MAINTENANCE AND REPAIR ........12
DTH Service ...................12
Disassembly
Hydrocyclone® .................13
Disassembly and service
DTH assembly ..................16
Exhaust tube ..................18
Replacement and installation
Bits ..........................18
Selection
Service
Bit Sharpening
TROUBLESHOOTING ...............20
SPECIFICATIONS ................23
ORDERING INSTRUCTIONS .........25
PARTS LISTS ...................25
Atlas Copco DTH hammer technical manual.
Models covered.
Fusion 50
Fusion 55
Fusion 60
Fusion 65
Fusion 80
Fusion 120
CONTENTS
Read this instruction manual before operating this equipment.
SAFETY ........................3
INSTALLATION AND OPERATION ....7
Follow Instructions
Description
DTH Setup .....................7
Setting up the DTH
Valve, choke selection setup
Bailing velocity requirements
Bit installation
New bit and chuck
Used bit and chuck
Makeup torque and backhead closure
Drill lubrication..............8
Lubricators
Lubrication check
Water injection
Drill operation................9
Drilling with foam
Collaring
Rotation speed
Feed force
Hole cleaning, flushing, and dust
suppression
Dry drilling
Wet drilling
Bit changing...................10
Removing the drill bit
Removing the bit with percussion only
MAINTENANCE AND REPAIR ........12
DTH Service ...................12
Disassembly
Hydrocyclone® .................13
Disassembly and service
DTH assembly ..................16
Exhaust tube ..................18
Replacement and installation
Bits ..........................18
Selection
Service
Bit Sharpening
TROUBLESHOOTING ...............20
SPECIFICATIONS ................23
ORDERING INSTRUCTIONS .........25
PARTS LISTS ...................25
