Specifications

ManualsBrandsUnitor ManualsPower ToolsHPC Extreme 520

Safety information ................................................. 2

Safety rules for operation and maintenance .......... 3

Introduction ........................................................... 6

Environmental responsibility ................................. 6

Running in ............................................................. 6

Fuel and oils ......................................................... 6

Maintenance and spare parts ................................ 6

Certified engines ................................................... 7

Presentation .......................................................... 8

Technical description ............................................ 8

Identification numbers ......................................... 10

EDC 4 ................................................................. 11

Instruments ......................................................... 12

Starting the engine.............................................. 13

Before starting .................................................... 13

Starting method EDC 4 ....................................... 13

Starting in extreme cold ...................................... 14

Never use start spray .......................................... 15

Starting with auxiliary batteries ........................... 15

Operation ............................................................. 16

Checking instruments ......................................... 16

Fault indication.................................................... 16

Engine speed control .......................................... 16

Operation at low load .......................................... 16

Stopping the engine ........................................... 17

Before stopping ................................................... 17

Stop .................................................................... 17

After stopping ..................................................... 17

Maintenance schedule ........................................ 18

Maintenance ........................................................ 20

Engine, general ................................................... 20

Lubrication system .............................................. 22

Cooling system ................................................... 25

Fuel system ........................................................ 30

Electrical system ................................................ 32

Laying up............................................................. 36

Conservation ....................................................... 36

Removing conservation preparations ................... 36

Fault tracing ........................................................ 37

Symptoms and possible causes ......................... 37

Diagnostic function ............................................. 38

Malfunction message .......................................... 38

Fault tracing guide .............................................. 38

Effect on engine .................................................. 38

Operation ............................................................ 39

Fault codes .......................................................... 40

Technical data ..................................................... 46

General ............................................................... 46

Lubrication system .............................................. 49

Fuel system ........................................................ 50

Cooling system ................................................... 51

Electrical system ................................................ 51

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