Hyundai HDBT52-A, Original Instructions Manual, Page: 18 / 23

7. TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION
The unit does not start
The tool is not started in the
correct way Star the tool by following the
instructions given in this
manual
Problem with the carburettor The carburettor shall be
inspected by an authorized
service centre
Spark plug is worn Clean/gap or replace plug
Fuel tank is empty Fill fuel tank as described in
this instruction manual
Primer bulb was not enough
pressed Press the primer bulb fully
and slowly 10 times
The unit starts with a low
power
Fuel filter is plugged. Replace the fuel filter.
the choke lever is not
positioned correctly The choke lever should be on
the OPEN position
Dirty air filter Clean the air filter as
described in this instruction
manual
Problem with the carburettor The carburettor shall be
inspected by an authorized
service centre
the engine sputters Problem with the carburettor The carburettor shall be
inspected by an authorized
service centre
Air filter is blocked
Clean the air filter as
described in this instruction
manual
Old or improperly mixed fuel Fill fuel tank as described in
this instruction manual
Runs erratically The spark plug is not
correctly gapped adjust or replace the spark
plug
Dirty air filter Clean the air filter as
described in this instruction
manual
Smokes excessively Problem with the carburettor The carburettor shall be
inspected by an authorized
service centre