Package Include
NPK Hydraulic Hammer GH Series Service Repair Manual

Language
English

Format
PDF

Total Number of pages
121

Publication Number
h055-9630A (June 2008)

Compatible
All windows and mac systems

Additional Requirement
User needs to Install PDF Reader Software

Shipping Policy
Download link by high speed web server Total Download size 3 mb

With This Original Factory Service Repair Manual The Technician can Find and Solve any problems encountered in the operation of your NPK Hammer Models of :

NPK GH SERIES HAMMERS

NPKGH9 / MPK GH15 / NPK GH10 / NPK GH18 / NPK GH12

This is Original factory pdf manual and This pdf Service Repair Manual very clear and it is 100% printable version, contains with high quality images and diagrams,
This is True Electronic pdf copy, not scanned version

The NPK Hydraulic Hammer GH Series Service Repair Manual is an essential resource for maintaining and repairing your hydraulic hammer efficiently. This comprehensive guide provides detailed instructions, diagrams, and troubleshooting tips to ensure optimal performance and longevity of your equipment. With clear, step-by-step procedures, you can confidently tackle repairs and service tasks, minimizing downtime and maximizing productivity. Invest in this manual to enhance your operational efficiency and keep your NPK hydraulic hammer in peak condition

Contents of this PDF Manual

SAFETY
INTRODUCTION
CARRIER MACHINE COMPATIBILITY
HAMMER SPECIFICATIONS
HAMMER STRUCTURE
HAMMER SERIAL NUMBER LOCATION
PRINCIPLE OF OPERATION
HYDRAULIC INSTALLATION
PREVENTION OF CONTAMINATION
HYDRAULIC QUICK DISCONNECTS
MOUNTING INSTALLATION
REMOVAL FROM THE CARRIER
MOUNTING TO THE CARRIER
LUBRICATION
GREASING PROCEDURE
CORRECT GREASE AND GREASE INTERVALS
NPK HAMMER GREASE
AUTOLUBE SYSTEMS
ROUTINE INSPECTION AND MAINTENANCE
TWENTY HOUR INSPECTION
TROUBLESHOOTING
UNDERSTAND THE BASICS
DETERMINE THE CAUSE OF THE PROBLEM
TROUBLESHOOTING CHART
CHECKING THE HYDRAULIC PRESSURES
CHECKING THE HYDRAULIC FLOW
OIL LEAKAGE
GAS LEAKAGE
EXCESS OIL IN THE GAS HEAD
GAS CHARGE
NITROGEN GAS PRESSURE
GAS CHARGING KIT
CHECKING THE GAS PRESSURE
CHARGING THE HAMMER
DISCHARGING THE GAS PRESSURE
HAMMER DISASSEMBLY AND ASSEMBLY
TOOLS AND EQUIPMENT REQUIRED
NPK START-UP KIT
NPK ASSEMBLY LUBRICANT
REMOVE THE HAMMER FROM THE BRACKET
DISASSEMBLING THE MAIN BODY
DISASSEMBLY OF MAIN VALVE
INSPECTION AND REPAIR AFTER DISASSEMBLY
REPLACING THE SEALS
PROPER CLEANING OF SEAL DRAIN PASSAGE IN MAIN BODIES
REASSEMBLY OF THE HAMMER
ASSEMBLY OF THE MOUNTING BRACKET
HAMMER TRAVEL LIMITER GAP
REPAIR
REPAIR SECTION INTRODUCTION
REPAIR TOOLS AND EQUIPMENT
HAMMER SLEEVE AND PISTON RECONDITIONING TOOLS
MAIN BODY BORE
USING THE NPK LONG SHAFT AIR GRINDER
BODY BORE REPAIR BY GRINDING AND POLISHING
BODY BORE DEEP SCRATCH REPAIR
HONING MAIN BODY BORE
MAIN BODY MOUNTING SLOT
MAIN BODY FACTORY DIMENSIONS
PISTON
PISTON ACTIVE SEAL AREA
PISTON TO SLEEVE RUNNING CLEARANCES
STRIKING END OF PISTON
MAIN BODY SLEEVES
IMPACT BUSHINGS
TOOL BUSHING REPLACEMENT
TOOL HOLDER
TOOL HOLDER BUSHING BORE
EXTERIOR REBUILD
MOUNTING BRACKET
REPAIRING A CRACKED PLATE
MOUNTING BRACKET WEAR PLATE
TOOLS
STANDARD TOOLS
ACCESSORY TOOLS
CHANGING THE TOOL
TOOL INSPECTION
MAXIMUM TOOL TO TOOL BUSHING CLEARANCE
CHISEL TOOL RESHARPENING
STANDARD LENGTH FOR NPK TOOLS
RETAINING PIN
TIE RODS
MAXIMUM ELONGATION OF TIE RODS
TIE ROD REPLACEMENT
TIE ROD TORQUE
HAMMER FASTENER TORQUE
LIFTING EYE SPECIFICATIONS
STORAGE OF HYDRAULIC HAMMER
DECIMAL CONVERSION CHART
REBUILD SPECIFICATIONS CHECK SHEETS
NOTES AND RECORDS

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