Hitachi ZX670LC-5G, ZX670LCH-5G & ZX670LCR-5G Repair Manuals PDF

ZX670LC-5G
ZX670LCR-5G
ZX670LCH-5G
Service Repair Manual consists of the following:
See description for full details
Hitachi ZX670LC-5G, ZX670LCR-5G and ZX670LCH-5G Excavator Manual
Service Manual consists of the following:
For Model ZX670LC-5G, ZX670LCR-5G and ZX670LCH-5G as mentioned above:
Service Manual (Troubleshooting) Vol. No. TOJBF-EN : 488 Pages
Service Manual (Operation) Vol. No. TTJBF-EN : 374 Pages
Workshop Manual Vol. No. WJBF-EN : 1012 Pages
Circuit diagram: 12 Pages
SI Units (International System of Units) are used in those manual.
Manual guide composition
Hitachi ZX670LC-5G, ZX670LCR-5G and ZX670LCH-5G service manual consists of the Operating, Troubleshooting and the Workshop Manual.

Information included in the Service Manual: Technical information needed for redelivery and delivery, operation and activation of all devices and systems, operational performance tests, and troubleshooting procedures.

Information included in the Workshop Manual: Technical information needed for maintenance and repair of the machine, tools and devices needed for maintenance and repair, maintenance standards, and removal / installation and assemble / disassemble procedures.

To avoid injury and damage refer to the service manual and be sure to use appropriate lifting techniques and equipment when lifting heavy parts.

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Abnormal Engine Noise Manual Instructions Extract:
| Conditions
| Possible Cause
| Correction
| Engine Knocking
| Use of wrong fuel
| Use correct fuel
| Fuel injection timing improperly
adjusted
| Adjust the injection timing
| Improper injection nozzle starting
pressure
| Adjust or replace the injection nozzle
| Improper spray condition
| Broken piston ring resulting in low
compression pressure
| Replace the piston ring
| Defective fuel injection nozzle resulting
in fuel drippage after fuel injection
| Replace the fuel injection nozzle
| Gaseous leakage noise
| Loosely connected exhaust pipes
| Tighten the exhaust pipe connection
| Broken exhaust pipes
| Replace the exhaust pipes
| Loose injection nozzles and/or glow
plug
| Tighten the injection nozzles and/or
glow plug
Replace the washer
| Loosely connected exhaust manifold
| Tighten the exhaust manifold
connections
| Damaged cylinder head gasket
| Replace the cylinder head gasket
| Continuous noise
| Loose fan belt
| Readjust the belt tension
| Loose cooling fan
| Retighten cooling fan
| Worn or damaged water pump bearing
| Replace the water pump bearing
| Worn or damaged alternator bearing
| Replace the alternator bearing
| Valve clearance improperly adjusted
| Adjust the valve clearance
| Slapping noise
| Valve clearance improperly adjusted
| Adjust the valve clearance
| Damaged rocker arm
| Replace the rocker arm
| Worn or damaged crankshaft and/or
thrust bearings
| Replace the crankshaft and/or thrust
bearing
| Worn or damaged crankshaft and/or
connecting rod bearings
| Replace the crankshaft and/or
connecting rod bearings
| Worn or damaged connecting rod
bushing and piston pin
| Replace the connecting rod bushing
and/or piston pin
| Worn or damaged piston and cylinder
liner
Foreign material in the cylinder
| Replace the piston and cylinder liner