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18

UK

RECOMMENDED BAR AND CHAIN COMBINATIONS FOR .325 LOW PROFILE .050 GAUGE

Length of Bar

Guide Bar Part Number

Chain Part Number

406 mm (16 in.)

984316001

PS06136

457 mm (18 in.)

984319001

PS06135

PROBLEM

POSSIBLE CAUSE

            SOLUTION

Engine will not start.
(Make sure ignition switch
is in start position “I”.)

Engine starts but will not
accelerate properly.

Engine starts but will
not run properly at
high speed.

Engine does not reach full
speed and/or emits
excessive smoke.

1. No spark.

2. Flooded engine.

Carburettor requires “

L

” (Low jet)

adjustment.

Carburettor requires “

H

” (High jet)

adjustment.

1. Check oil fuel mixture.
2. Air filter dirty.

3. Spark arrester screen dirty.

4. Carburettor requires “

H

(High jet) adjustment.

1. Check spark. Remove air filter cover. Remove sparking

plug from cylinder. Reattach the sparking plug wire and
lay sparking plug on top of cylinder with the metal part
of plug touching the cylinder. Pull the starter rope and
watch for spark at sparking plug tip. If there is no spark,
repeat test with a new sparking plug.

2. With the ignition switch off, remove sparking plug. Move

choke lever to run position (pushed in completely) and
pull starter cord 15 to 20 times. This will clear excess
fuel from engine. Clean and reinstall sparking plug.
Set ignition switch to run (I) position. Push and fully
release primer bulb 7 times. Pull starter three times with
choke lever at run. If engine does not start, move choke
lever to choke and repeat normal starting procedure.
If engine still fails to start, repeat procedure with a new
sparking plug.

Contact a Ryobi service dealer for carburettor adjustment.

Contact a Ryobi service dealer for carburettor adjustment.

1. Use fresh fuel and the correct 2-cycle oil mix ratio.
2. Clean air filter. Refer to “Maintenance – Cleaning the

Air Filter” earlier in this manual.

3. Clean spark arrester screen. Refer to

“Maintenance – Cleaning the Spark Arresting Silencer”
earlier in this manual.

4. Contact a Ryobi service dealer for carburettor adjustment.

STORING THE CHAINSAW
(1 MONTH OR LONGER)

1.

Drain all fuel from tank into a container approved for petrol.

2.

Run the engine until it stops. This will remove all fuel-oil mix
that could become stale and leave varnish and gum in the
fuel system.

3.

Drain all bar and chain oil from tank into a container
approved for oil.

4.

Clean all foreign material from the saw.

5.

Store it in a well-ventilated place that is inaccessible
to children.

NOTE:

 Keep away from corrosive agents such as garden

chemicals and de-icing salts.

Abide by all government and local regulations for the safe
storage and handling of petrol. Excess fuel should be used in
other 2-cycle engine powered equipment.

MAINTENANCE

BAR AND CHAIN COMBINATIONS

TROUBLESHOOTING

Summary of Contents for PCN3840

Page 1: ...ured to Ryobi s high standard for dependability ease of operation and operator safety Properly cared for it will give you years of rugged trouble free performance WARNING To reduce the risk of injury...

Page 2: ...e and knowledge and should be performed only by a qualified service technician When servicing use only identical Ryobi replacement parts For safe operation read and understand all instructions before...

Page 3: ...handle and your left hand on the front handle with your thumbs and fingers encircling the chainsaw handles A firm grip together with a stiff left arm will help you maintain control of the saw if kick...

Page 4: ...roper tool is used to hold the flywheel in order to remove the clutch structural damage to the flywheel could occur and subsequently cause the flywheel to burst KEEPSAFE T TIP ANTI KICK BACKNOSEGUARD...

Page 5: ...felling a tree requires a larger work area than making other cuts i e bucking cuts etc PUSH AND PULL The reaction force is always opposite to the direction the chain is moving Thus the operator must b...

Page 6: ...and head protection when operating this equipment The SAFE T TIP nose guard on the guide bar helps prevent kick back No smoking sparks or open flame when mixing fuel or filling the fuel tank Hold and...

Page 7: ...s Fuel tank capacity 20 25 oz 19 4 oz Oil tank capacity 12 3 oz 11 8 oz Bar lengths 41 50 cm 16 20 in Chain pitch 8 26 mm 325 in Chaingauge 1 27 mm 050 in Chain type Semi Chisel LoPro Drive sprocket 7...

Page 8: ...a kick back reaction by preventing the cutters from digging in too deeply at the kick back zone Only use replacement chain that is equivalent to the original chain or has been certified as a low kick...

Page 9: ...them immediately with clean water If irritation is still present see a doctor immediately Clean up spilled fuel immediately WARNING Check for fuel leaks If any are found correct them before using the...

Page 10: ...nit Never squeeze and hold the throttle trigger while the chain brake is in the brake position CAUTION Failure to release partial throttle when chain brake lever is in the brake position will result i...

Page 11: ...ut a cutting load may result in unnecessary wear to the chain bar and engine 7 Do not put pressure on the saw at the end of the cut WORK AREA PRECAUTIONS See Figure 21 Cut only wood or materials made...

Page 12: ...s B Clear out the undergrowth around the tree to be felled C Do not cut trees near electrical wires or buildings D Consider the direction in which the tree leans E Check the tree for damaged or dead b...

Page 13: ...t touching the chain you should use the wedge to hold the cut open to prevent pinching NOTE When bucking or felling with a wedge you may need to remove the SAFE T TIP anti kick back device to allow th...

Page 14: ...ng that the bar pin groove is at the bottom with the upper and lower edges angled away from the guide bar 12 Replace the clutch cover and bar mounting nuts ASSEMBLING THE BAR AND CHAIN See Figures 3 a...

Page 15: ...sion the chain prior to sharpening NOTE Refer to Maintenance Adjusting the Chain Tension earlier in this manual 3 Use a 4 mm 5 32 in diameter round file and holder Do all your filing at the midpoint o...

Page 16: ...the tightness of the mounting screw before each use Tighten the mounting screw A of the nose guard as instructed below These are specially hardened screws If you cannot install the screw tightly repla...

Page 17: ...o restore performance We highly recommend that only qualified service technicians perform this service CHECKING THE FUEL FILTER See Figure 70 Check the fuel filter A periodically Replace it if contami...

Page 18: ...ion switch to run I position Push and fully release primer bulb 7 times Pull starter three times with choke lever at run If engine does not start move choke lever to choke and repeat normal starting p...

Page 19: ...and chain for damage NOTE The carburettor adjustment needle s are equipped with plastic cap s which prevent anticlockwise rotation from the original factory adjustment If your product exhibits specif...

Page 20: ...by the following approved body SLG Pr f und Zertifizierungs GmbH Certyfikat nr 100885D SLG Pr f und Zertifizierungs GmbH Certyfikat nr 100889O To effect correct application of the health and safety re...

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