Storage; Maintenance Schedule; Fault Location - Dolmar HT-2249 D Manual De Instrucciones

STORAGE

MAINTENANCE SCHEDULE

General
After each refuelling
Daily
Every 20 hours
Weekly
Quarterly
Shuting down
procedure

FAULT LOCATION

Fault System
Engine not starting or Ignition system
under difficulties
Fuel supply
Compression
Mechanical
fault
Warm start problems
Engine starts but dies Fuel supply
immediately
Insufficient Several
systems may
performance
simultaneously
be affected
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Engine assembly,
screws and nuts
Throttle lever
Safety lock key
I-O switch
Air filter
Cooling air duct
Cutting tool
Idling speed
Gear case
Spark plug
Muffler
Suction head
Fuel tank
Fuel tank
Carburetor
Observation
Ignition spark is present
No ignition spark
Fuel tank filled
Inside of engine
Outside of engine
Starter not engaging
Tank filled
Ignition spark existing
Tank filled
Engine idling
When keeping the machine in storage for a long time, drain fuel from the fuel
tank and carburetor, as follows: Drain all fuel from the fuel tank.
Remove the spark plug and add a few drops of oil into the spark plug hole.
Then, pull the starter gently to confirm that oil film covers the engine inside
and tighten the spark plug.
Clear dirt or dust from the cutter blade and outside of engine, wipe them with
a oil-immersed cloth and keep the machine at a place as dry as possible.
Visual inspection for damage and tightness
Check for general condition and security
Functional check
Functional check
Functional check
To be cleaned
To be cleaned
Check for damage and sharpness
Inspection (cutting tool must not move)
Supply of grease
Inspection, replace if necessary
Check and if necessary clean the opening
To be replaced
To be cleaned
Empty fuel tank
Operate until engine runs out of fuel
Faulty fuel supply or compression system, mechanical defect
I-O switch operated, wiring fault or short circuit, spark plug or
connector defective, ignition module faulty
Incorrect choke position, carburetor defective, suction head (gas
line filter) dirty, fuel supply line bent or interrupted
Cylinder bottom gasket defective, crankshaft seals damaged,
cylinder or piston rings defective
Improper sealing of spark plug
Broken starter spring, broken parts inside of the engine
Carburetor contaminated, have it cleaned
Incorrect idling adjustment, suction head or carburetor
contaminated
Fuel tank vent defective, fuel supply line interrupted, cable or
I-O switch faulty
Air filter contaminated, carburetor contaminated, muffler clogged,
exhaust duct in the cylinder clogged
Cause