Billy Goat SC121H manual Troubleshooting, Fault Cause Measures to be Taken

21. TROUBLESHOOTING

The following table illustrates some problems which may arise during operation.

FAULT	CAUSE		MEASURES TO BE TAKEN
Belt slips	1.	Belt tension inadequate	1.	Adjust the belt tension
	2.	Too great a working depth	2.	Reduce the working depth
	3.	Belt worn	3.	Replace belt
Machine vibrates excessively	1.	Belt damaged	1.	Replace belt
	2.	Blade bent or broken	2.	Replace blade
Engine overloads during work	1.	Engine speed too low.	1.	Accelerate to maximum
operations	2.	Blade worn	2.	Replace blade
	3.	Forward speed too high	3.	Decrease the forward
	4.	Too great a working depth		speed
			4.	Reduce the working depth

ENGINE

FAULT

CAUSE

MEASURES TO BE TAKEN

Engine sluggish at switch on

1.

accelerator not in start-up

1.

move the accelerator to the

position

intermediate position

2.

Choke not closed

2.

Close the choke when cold.

3.

Petrol does not arrive

3.

Check the fuel tank and

remove

any

water

or

sediment.. Make sure

that

the feed cock is open.

4.

Air bubbles or water inside

4.

Check the lines and bands.

the petrol lines

Repair

or

replace

if

damaged

5.

Thick oil prevents rotation

5.

Use oil with a viscosity

suited to the temperature

6.

Winding

or

start

6.

Replace

winding or

start

mechanism faulty

mechanism

7.

Spark

plug

in

poor

7.

Clean

or replace

spark

condition

plug.

Adjust

the distance

between the electrodes.

Poor power

1.

No fuel

1.

refill tank with petrol

2.

Air filter blocked

2.

clean air filter

3.

Elastic bands worn

3.

replace elastic bands

Engine stalls

1.

no fuel

1.

refill tank with petrol

2.

feed cock shut off

2.

open feed cock

Exhaust fumes dark

1.

low grade fuel

1. replace

with

high

grade

fuel

2.

too much engine oil

2. restore engine oil to correct

level

Engine emits black smoke and

1.

air filter blocked

1.

clean air filter

power is poor

2.

choke not fully opened

2.

open the choke completely

Exhaust fumes bluish

1.

too much engine oil

1.

restore engine oil to correct

level

2.

elastic bands worn

2.

replace elastic bands

Silencer becomes red through

1.

ir filater blocked

1.

clean air filter

overheating

2.

Inside

of

self-winding

2.

clean self-winding starter

starter blocked

with

grass

housing

cuttings

For any problems not easily resolved or in case of doubt you are advised to contact your dealer.

370406 28 F103104A