Zetor HORTUS HS Series, Operator'S Manual

Page: 131 / 142

TROUBLE PROBABLE CAUSE SOLUTION
Engine Irregular
engine
operation

Clogged injection nozzle

Have it repaired by an
authorized service

Fuel system leaks

Tighten the connections, replace
the pipe and sealing washers

Fuel injection malfunction

Have it repaired by an
authorized service
Engine stops
at low rpm

Defective injection pump

Have it repaired by an
authorized service

Incorrect valve clearance

Have it repaired by an
authorized service

Low idle speed

Set to standard

Defective nozzle

Have it repaired by an
authorized service
Engine
overruns

Limited regulator operation

Have it repaired by an
authorized service

Rising oil level

Have it repaired by an
authorized service
The engine
stops
suddenly

Low fuel level

Refuel and bleed the system

Defective nozzle

Have it repaired by an
authorized service

Engine seizure due to
insufficient oil volume or
poor lubrication

Have it repaired by an
authorized service
The engine is
overheated

Insufficient coolant amount

Add coolant

Damaged fan belt

Replace belt

Clogged radiator

Clean the radiator

Lack of engine oil

Check and refill
TROUBLESHOOTING
130