TROUBLESHOOTING

 

POINTS

 

 

 

PROBLEM

CAUSE

 

 

 

 

 

 

 

 

 

CORRECTION

 

 

 

Will not start

1.

Out of

fuel.

 

 

 

 

1.

Fill fuel

tank.

 

 

 

 

 

 

 

2.

Engine

 

not "CHOKED" properly.

2.

See "TO START

ENGINE"

in Operation

section.

 

3.

Engine

 

flooded.

 

3.

Wait several minutes before attempting

to start.

 

4.

Bad spark

plug.

 

4.

Replace

spark

plug.

 

 

 

 

 

5.

Dirty

air

filter.

 

 

5.

Clean/replace

air

filter.

 

 

 

 

 

6.

Dirty

fuel filter.

 

 

6.

Replace

fuel filter.

 

 

 

 

 

7.

Water

 

in fuel.

 

 

7.

Empty fuel tank and carburetor,

refill tank with fresh

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

gasoline and replace fuel filter.

 

 

 

8.

Loose

or damaged

wiring.

8.

Check

all wiring.

 

 

 

 

 

 

9.

Carburetor

out of adjustment.

9.

See "To Adjust

Carburetor"

in Service

Adjustments

 

 

 

 

 

 

 

 

 

 

 

section.

 

 

 

 

 

 

 

 

 

10.

Engine

 

valves

out of adjustment.

10.

Contact

an authorized

service

center/department.

 

11.

Extreme

cold conditions.

11.

See "To start engine" in operation section

 

 

 

 

 

 

 

 

 

 

Hard to start

1.

Dirty

air

filter.

 

 

1.

Clean/replace

air

filter.

 

 

 

 

 

2.

Bad spark

plug.

 

2.

Replace

spark

plug.

 

 

 

 

 

3.

Weak

or dead

battery.

3.

Recharge

or replace battery.

 

 

 

4.

Dirty

fuel filter.

 

 

4.

Replace

fuel filter.

 

 

 

 

 

5.

Stale or dirty

fuel.

 

5.

Empty

fuel tank and refill tank with fresh, clean gasoline.

 

6.

Loose

or damaged

wiring.

6.

Check

all wiring.

 

 

 

 

 

 

7.

Carburetor

out

of adjustment.

7.

See "To Adjust

Carburetor"

in Service

Adjustments

 

 

 

 

 

 

 

 

 

 

 

section.

 

 

 

 

 

 

 

 

 

8.

Engine

 

valves

out of adjustment.

8.

Contact

an authorized

service

center/department.

Engine will not turn over

1.

Brake pedal

not depressed.

1.

Depress

brake

pedal.

 

 

 

 

 

2.

Attachment

clutch

is engaged.

2.

Disengage

attachment

clutch.

 

 

 

3.

Weak

or dead

battery.

3.

Recharge

or replace battery.

 

 

 

4.

Blown

fuse.

 

 

 

4.

Replace

fuse.

 

 

 

 

 

 

 

5.

Corroded battery terminals.

5.

Clean

battery

terminals.

 

 

 

 

6.

Loose

or damaged

wiring.

6.

Check

all wiring.

 

 

 

 

 

 

7.

Faulty

ignition

switch.

7.

ChecWreplace

ignition

switch.

 

 

 

8.

Faulty solenoid

or starter.

8.

Check/replace

solenoid

or starter.

 

 

9.

Faulty

operator

presence switch(es).

9.

Contact

an authorized

service

center/department.

Engine clicks but will not

1.

Weak

or dead

battery.

1.

Recharge

or replace battery.

 

 

start

2.

Corroded battery terminals.

2.

Clean

battery

terminals.

 

 

 

 

3.

Loose

or damaged

wiring.

3.

Check

all wiring.

 

 

 

 

 

 

4.

Faulty solenoid

or

starter.

4.

Check/replace

solenoid

or starter.

 

Loss of power

1.

Cutting

too much grass/too fast.

1.

Raise cutting height/reduce

speed.

 

 

2.

Throttle

in "CHOKE" position.

2.

Adjust

throttle

control.

 

 

 

 

 

3.

Build-up of grass, leaves and trash under mower.

3.

Clean

underside

of mower

housing.

 

 

4.

Dirty

air

filter.

 

 

4.

Clean/replace

air

filter.

 

 

 

 

 

5.

Low oil level/dirty oil.

5.

Check

oil level/change

oil.

 

 

 

 

6.

Faulty spark

plug.

 

6.

Clean

and regap

or change

spark plug.

 

7.

Dirty

fuel filter.

 

 

7.

Replace

fuel filter.

 

 

 

 

 

8.

Stale or dirty

fuel.

 

8.

Empty fuel tank and refill tank with fresh, clean gasoline.

 

9.

Water

 

in fuel.

 

 

9.

Empty fuel tank and carburetor,

refill tank with fresh

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

gasoline and replace fuel filter.

 

 

 

10.

Spark

plug

wire loose.

10.

Connect

and tighten spark

plug wire.

 

 

11.

Dirty

engine

air screen/fins.

11.

Clean

engine air screen/fins.

 

 

 

12.

Dirty/clogged

muffler.

12.

Clean/replace

muffler.

 

 

 

 

 

13.

Loose

or damaged

wiring.

13.

Check

all wiring.

 

 

 

 

 

 

14.

Carburetor

out of adjustment.

14.

See "To Adjust

Carburetor"

in Service

Adjustments

 

 

 

 

 

 

 

 

 

 

 

section.

 

 

 

 

 

 

 

 

 

15.

Engine

 

valves

out of adjustment.

15.

Contact

an authorized

service

center/department.

Excessive vibration

1.

Worn, bent

or loose blade.

 

2.

Bent blade

mandrel.

 

3.

Loose/damaged part(s).

1.Replace blade. Tighten blade bolt.

2.Replace blade mandrel.

3.Tighten loose part(s). Replace damaged parts.

27

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Image 27
Husqvarna 917.27909 owner manual Points, Cause Correction

917.27909 specifications

The Husqvarna 917.27909 is a formidable riding lawn mower, designed to offer both power and versatility for homeowners who prioritize efficiency in lawn care. With a robust construction and user-friendly features, this model has garnered attention for its ability to tackle various landscaping tasks.

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