Trouble shooting, Tune up specifications, 12 trouble shooting – Powerplus POW63777 LAWNMOWER 173CC 530MM EN User Manual
Page 14
POW63777
EN
Copyright © 2014 VARO
P a g e
| 14
www.varo.com
Flywheel
brake pad
(A types)
Check
O
Fuel tank
and filter
Clean
O(3)
Fuel tube
Check
Every 2 years (Replace if necessary)(3)
Valve
clearance
Check-adjust
O(3)
Combustion
chamber
Clean
After every 200 hours(3)
12 TROUBLE SHOOTING
ENGINE WILL NOT
START
Possible Cause
Correction
1.Check fuel.
Out of fuel.
Refuel
Bad fuel;engine stored
without treating or draining
fuel, of refueled with bad fuel
Drain the fuel tank and carburetor.
Refuel with fresh fuel.
2.Remove and inspect
spark plug.
Spark plug faulty, fouled, or
improperly gapped.
Replace the spark plug.
Spark plug wet with fuel
(flooded engine).
Dry and reintall spark plug.
3.Take engine to an
authorized our
servicing dealer, or
refer to shop manual.
Fuel filter clogged, carburetor
malfunction, ignition
malfunction, valves stuck, etc.
Replace or repair fulty
components as necessary.
4. Push the prime
button
In cold condition
Push the prime button.
ENGINE LACKS
POWER
Possible Cause
Correction
1.check air cleaner
Air cleaner elements clogged.
Clean or replace air cleaner
elements.
2. Check fuel
Bad fuel;engine stored without
treating or draining fuel, of
refueled with bad fuel.
Drain the fuel tank and
carburettor. Refuel with fresh fuel.
3.Take engine to an
authorized our
servicing dealer, or
refer to shop manual.
Fuel filter clogged,carburetor
malfunction, ignition
malfunction, valves stuck, etc.
Replace or repair faulty
components as necessary.
12.1
Tune up Specifications
ITEM
SPECIFICATION
MAINTENANCE
Spark plug gap
0.028-0.031 in(0.7-0.8 mm)
Valve clearance (cold)
IN: 0.06 ± 0.02 mm
EX ;0.08 ± 0.02 mm
See your authorized dealer
Other specificaions
No other adjustments needed.