Maintenance Schedule; Trouble Shooting - Webb WER21HW Operator's Manual

MAINTENANCE SCHEDULE

REGULAR SERVICE
PERIOD
ITEM
Perform at every indicated
month or operating hour
interval, whichever comes
first.
Engine oil Check
Replace
Air cleaner Check
Replace
Spark plug Check-adjust
Replace
Flywheel Check
brake pad
(A types)
Fuel tank Clean
and filter
Fuel tube Check
Valve Check-adjust
clearance
Combustion Clean
chamber

TROUBLE SHOOTING

ENGINE WILL NOT START
1. Check fuel.
2. Remove and inspect the spark
plug.
3. Take the engine to an
authorised service dealer, or refer
to the engine manual.
4. Push the primer button
Before First Every 3
Each Month Months
Use or or
5 Hrs 25 Hrs
Every 2 years (Replace if necessary)
After every 200 hours
Possible Cause
Out of fuel.
Bad fuel: engine stored without
draining petrol, or refueled with
bad petrol
Spark plug faulty, fouled, or
improperly gapped.
Spark plug wet with fuel (flooded
engine).
Fuel filter clogged, carburetor
malfunction, ignition
malfunction, valves stuck, etc.
Cold start.
11
Every 6 Every Every
Months Year Two
or or Years
50 Hrs 100 or 250
Hrs Hrs
Correction
Refuel.
Drain the fuel tank and carburetor
(p.10). Refuel with fresh petrol.
Replace the spark plug (p.9).
Dry and reinstall spark plug.
Replace or repair faulty components
as necessary.
Push the primer button.
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Engine
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Engine
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Engine
manual
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