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
Air cleaner
Spark plug
Flywheel brake pad (A types)
Fuel tank and filter
Fuel tube
Valve clearance
Combustion 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.
ENGINE LACKS POWER
1.Check the air cleaner
2. Check the fuel
3. Take the engine to an
authorised service dealer, or
refer to the engine manual.
Before
Each
Use
Check
Replace
Check
Replace
Check-adjust
Replace
Check
Clean
Check
Check-adjust
Clean
Possible Cause
Out of fuel.
Bad fuel: engine stored without draining
petrol, or refuelled with bad petrol
Spark plug faulty, fouled, or improperly
gapped.
Spark plug wet with fuel (flooded engine).
Fuel filter clogged, carburettor malfunction,
ignition malfunction, valves stuck, etc.
Possible Cause
Air cleaner elements clogged.
Bad fuel; engine stored without draining
petrol, or refuelled with bad petrol.
Fuel filter clogged, carburettor
malfunction, ignition malfunction, valves
stuck, etc.
First Every 3 Every 6
Month Months Months
or or or
5 Hrs 25 Hrs 50 Hrs
Every 2 years (Replace if necessary)
After every 200 hours
Correction
Clean or replace air cleaner elements (p.13).
Drain the fuel tank and carburettor (p.14).
Refuel with fresh petrol.
Replace or repair faulty components as
necessary.
13
Every Every Two
Year Years
or or 250 Hrs
100 Hrs
Correction
Refuel.
Drain the fuel tank and carburettor
(p.14). Refuel with fresh petrol.
Replace the spark plug (p.13).
Dry and reinstall spark plug.
Replace or repair faulty components
as necessary.
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Manual
Engine
Manual
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Engine
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