Trouble shooting, Tune up specifications, 12 trouble shooting – Powerplus POW63777 LAWNMOWER 173CC 530MM EN User Manual

Page 14

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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.

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