Table of Contents
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OPERATOR'S MANUAL
PCN3840 - RY74005D - 406 mm (16 in.) 38cc Chainsaw
PCN4545 - RY74007D - 457 mm (18 in.) 45cc Chainsaw
Your new chainsaw has been engineered and manufactured 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, the user must read and understand the operator's manual before
using this product.
Thank you for buying a Ryobi chainsaw.
SAVE THIS MANUAL FOR FUTURE REFERENCE
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Table of Contents
Related Manuals for Ryobi PCN3840-RY74005D, PCN4545-RY74007D
Summary of Contents for Ryobi PCN3840-RY74005D, PCN4545-RY74007D
- Page 1 PCN4545 - RY74007D - 457 mm (18 in.) 45cc Chainsaw Your new chainsaw has been engineered and manufactured 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.
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Page 2: Table Of Contents
Servicing requires extreme care 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 using the chainsaw. Follow all safety instructions. -
Page 3: General Safety Rules
7. Use only replacement bars and chains specified by the manufacturer or the equivalent. ■ ■ ■ ■ ■ DO NOT OPERATE A CHAINSAW WITH ONE HAND. Serious injury to the operator, helpers and/or bystanders may result from one-handed operation. -
Page 4: Specific Safety Rules
■ ■ ■ ■ ■ OPERATE THE CHAINSAW ONLY in well-ventilated areas. ■ ■ ■ ■ ■ DO NOT OPERATE A CHAINSAW IN A TREE unless you have been specifically trained to do so. ■ ■ ■ ■ ■ ALL CHAINSAW SERVICE, other than the items listed in the instruction manual and all maintenance, should be performed by competent chainsaw service personnel. - Page 5 “Operation – Adjusting Idling Speed” later in this manual. If the saw chain still moves at idling speed after adjust- ment has been made, contact a Ryobi service dealer for adjustment and discontinue use until the repair is made. WARNING: All chainsaw service, other than items in the operator’s manual maintenance instructions, should...
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Page 6: Symbols
Important: Some of the following symbols may be used on your tool. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the tool better and more safely. SYMBOL Safety Alert Symbol Read Your Operator’s Manual Eye, Hearing, and Head Protection SAFE-T-TIP Nose Guard No Smoking... -
Page 7: Specifications
Petrol Mix Petrol and Oil SAVE THESE INSTRUCTIONS Weight - No bar, chain, fuel or oil ... 4.4 kg (9.7 lbs) 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 ... -
Page 8: Features
Generally, guide bars with small radius tips have somewhat lower kick-back potentials. When making a replacement, be sure to order one of the Ryobi bars listed for your saw in this operator’s manual. The proper size SAFE-T-TIP® nose guard comes installed on the bar. Use only guide bars that have a provision for mounting the SAFE-T-TIP®. -
Page 9: Chain Oil System
100 ml CHAIN OIL SYSTEM See Figure 7. Use RYOBI Bar and Chain Oil. It is designed for chains and chain oilers, and is formulated to perform over a wide temperature range with no dilution required. Chainsaw should use approximately one tank of oil per tank of fuel. -
Page 10: Starting The Engine
Release the throttle trigger and let the engine return to idle. To stop the engine, move the ignition switch to the “O” stop position (J). Do not put the chainsaw on the ground when the chain is still moving. For additional safety, set the chain brake when the saw is not in use. -
Page 11: Adjusting The Carburettor
The carburettor will permit only limited adjustment of the “L” (Low Jet) and “H” (High Jet) needles. Any adjustment should be done by a Ryobi service dealer. Under no circumstances should the “L” (Low Jet) and “H” (High Jet) needles be forced outside the range of adjustment. - Page 12 NOTE: The chain brake should engage and stop the chain immediately. If not, stop the saw by placing the ignition switch in the “O” stop position. Take the saw to a Ryobi service dealer for repair and discontinue use until the repair is made.
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Page 13: Limbing And Pruning
After you complete the cut, reinstall the tip immediately. 5. As tree starts to fall, stop the chainsaw and put it down immediately. Retreat along the cleared path, but watch the action in case something falls your way. -
Page 14: Maintenance
OPERATION WARNING: Spring poles are dangerous and could strike the operator causing the operator to lose control of the chainsaw. This could result in severe or fatal injury to the operator. MAINTENANCE 13. Tighten the bar mounting nuts finger tight only. The bar must be free to move for tension adjustment. -
Page 15: Chain Maintenance
2. Not low enough decreases cutting ability. ■ If the cutter teeth hit hard objects such as nails and stones, or are abraded by mud or sand on the wood, have the Ryobi service dealer sharpen the chain. NOTE: Inspect the drive sprocket for wear or damage when replacing the chain (B). -
Page 16: Cleaning The Air Filter
MAINTAINING DEPTH GAUGE CLEARANCE See Figures 51, 59, and 60. ■ Maintain the depth gauge (A) at a clearance of 0.6 mm (0.025”). Use a depth gauge tool for checking the depth gauge clearances. ■ Every time the chain is filed, check the depth gauge clearance. -
Page 17: Chain Brake
WARNING Silencer surfaces are very hot during and after operation of the chainsaw. Keep all body parts away from the silencer. Serious burns may occur if contact is made with the silencer. -
Page 18: Maintenance
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. Chain Part Number PS06136 PS06135 SOLUTION... -
Page 19: Troubleshooting
GUARANTEE – STATEMENT (RTSA / RTUK / RTG) All Ryobi products are guaranteed from defects in material and workmanship, for a period of twenty-four (24) months, effective and evidenced from date of original invoice or delivery note. Defects caused by normal wear and tear, unauthorised/improper maintenance/handling or overload are excluded from this guarantee as are accessories such as battery packs, bulbs, blades and bits,etc. -
Page 20: Safety Directive
EC DECLARATION OF CONFORMITY According to machinery directive 98/37/EC and EMC directive 89/336/EEC - We, Ryobi Technologies Inc., 1428 Pearman Dairy Road, Anderson, SC 29625 Declare in sole responsibility that the product: PCN3840 (RY74005D) and PCN4545 (RY74007D) - to which this certificate applies, conforms to the basic health and safety requirements of the Machinery Directive 98/37/EC and other relevant directives, such as EMC Directive 89/336/EEC and Outdoor Directive 2000/14/EC.