Dolmar HT-2162 E Instruction Manual page 14

Suction head in the fuel tank - Every 50 hours (Monthly)
– The felt filter (1) of the suction head is used to filter the fuel
required by the carburetor.
– A periodical visual inspection of the felt filter is to be conducted.
For that purpose, open the tank cap, use a wire hook and pull out
the suction head through the tank opening.
Filters found to have hardened, been polluted or clogged up are
to be replaced.
– Insufficient fuel supply can result in the admissible maximum speed
being exceeded. It is therefore important to replace the felt filter at
least quarterly to ensure satisfactory fuel supply to the carburetor.
Cleaning of muffler exhaust port - Every 50 hours (Monthly)
– Check of muffler exhaust port (2) regularly.
– If it is clogged by carbon deposits, carefully scratch the deposits
out with a suitable tool.
Do not allow carbon to fall into engine ports.
Replace fuel lines: Every 200 hours (yearly)
Overhaul engine: Every 200 hours (yearly)
Replace packings and gaskets with new ones: Every time engine is reassembled.
Any maintenance or adjustment work that has not been included and described in this manual is only to be performed by Authorized Service
Agent.
Daily checkup and maintenance
To ensure a long service life and to avoid any damage to the equipment, the following servicing operations should be performed at regular
intervals.
– Before operation, check the machine for loose screws or missing parts. Pay particular attention to the tightness of the cutter blade screws. -
Every 8 hours (Daily)
– Before operation, always check for clogging of the cooling air passage and the cylinder fins. Clean them if necessary. - Every 8 hours (Daily)
– Perform the following work daily after use:
• Clean the Hedge Trimmer externally and inspect for damage.
• Clean the air filter. When working under extremely dusty conditions, clean the filter several times a day.
• Check the blades for damage and make sure they are firmly mounted.
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