Trouble Shooting; Storage - Webb WER21HW Operator's Manual And Parts List

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.
Tune up Specifications
ITEM
Spark plug gap
Valve clearance (cold)
Other specifications

STORAGE

The same petrol must not remain in the tank for more than one month.
Thoroughly clean the mower and store it in a dry place.
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.
SPECIFICATION
0.028-0.031in (0.7-0.8 mm)
IN:0.06±0.02mm
EX;0.08±0.02mm
No other adjustments needed.
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.
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.
Refer to page 13.
See your authorised dealer
15
MAINTENANCE