Operator's Manual
Page 9
... BRAKE CHAIN OIL CAP SAFE-T-TIP® PRIMER BULB CHOKE LEVER BAR MOUNTING NUTS Page 9 - RY10518 18 in . Weight - FEATURES PRODUCT SPECIFICATIONS Bar length: RY10520 20 in . Chain pitch 325 in . Chain gauge 050 in .
... BRAKE CHAIN OIL CAP SAFE-T-TIP® PRIMER BULB CHOKE LEVER BAR MOUNTING NUTS Page 9 - RY10518 18 in . Weight - FEATURES PRODUCT SPECIFICATIONS Bar length: RY10520 20 in . Chain pitch 325 in . Chain gauge 050 in .
Operator's Manual
Page 12
... and do not inhale fuel vapors. This is still present, see a doctor immediately. PREMIUM EXACT MIX™ (50:1) GASOLINE LUBRICANT 1 Gallon (US) 2.6 oz. 1 Liter 20 cc (20 ml) OXYGENATED FUELS DO NOT USE E85 FUEL. Gasoline containing up spilled fuel immediately. If any type of 87 [(R + M) / 2] or higher. ■n Do not use...
... and do not inhale fuel vapors. This is still present, see a doctor immediately. PREMIUM EXACT MIX™ (50:1) GASOLINE LUBRICANT 1 Gallon (US) 2.6 oz. 1 Liter 20 cc (20 ml) OXYGENATED FUELS DO NOT USE E85 FUEL. Gasoline containing up spilled fuel immediately. If any type of 87 [(R + M) / 2] or higher. ■n Do not use...
Operator's Manual
Page 19
...Cut only wood or materials made from the cutting area. helpers, bystanders, children, and animals, a SAFE DISTANCE from wood; Fig. 19 Fig. 20 BASIC OPERATING/CUTTING PROCEDURES Practice cutting a few small logs using the chain saw except when felling a tree as shown in figure 24. English Never kneel... the engine to the left arm with the saw before entering the cut by squeezing the throttle trigger. WORK AREA PRECAUTIONS See Figure 20. exert only light downward pressure. THUMB ON UNDERSIDE OF HANDLE BAR CHAIN LINE STRAIGHT ARM n Balance your thumb on solid ...
...Cut only wood or materials made from the cutting area. helpers, bystanders, children, and animals, a SAFE DISTANCE from wood; Fig. 19 Fig. 20 BASIC OPERATING/CUTTING PROCEDURES Practice cutting a few small logs using the chain saw except when felling a tree as shown in figure 24. English Never kneel... the engine to the left arm with the saw before entering the cut by squeezing the throttle trigger. WORK AREA PRECAUTIONS See Figure 20. exert only light downward pressure. THUMB ON UNDERSIDE OF HANDLE BAR CHAIN LINE STRAIGHT ARM n Balance your thumb on solid ...
Operator's Manual
Page 20
...° from its natural line of the cut down with rotten limbs, loose bark, or hollow trunks. NOTCH APPROX. 1/3 DIAMETER OF TRUNK Fig. 22 Page 20 - FELLING TREES HAZARDOUS CONDITIONS PLANNED LINE OF FALL WARNING: Do not fell a tree along a line different from the planned line of high wind or heavy...
...° from its natural line of the cut down with rotten limbs, loose bark, or hollow trunks. NOTCH APPROX. 1/3 DIAMETER OF TRUNK Fig. 22 Page 20 - FELLING TREES HAZARDOUS CONDITIONS PLANNED LINE OF FALL WARNING: Do not fell a tree along a line different from the planned line of high wind or heavy...
Operator's Manual
Page 38
... clear excess fuel from engine. Refer to Cleaning the Air Filter in the Maintenance section of Bar Guide Bar Part Number 20 in. 310629001 18 in. 310628001 Chain Part Number 900920027 901430001 Drive Links 78 link 72 link TROUBLESHOOTING Problem Possible Cause Solution... Engine will not run proper- Lubricant/fuel mixture incorrect. Set ignition switch to start , move choke lever to 20 times. Clean spark arrestor screen. BAR AND CHAIN COMBINATIONS Chain specifications: 0.0325 pitch, .05 in this manual. Engine is dirty. Engine...
... clear excess fuel from engine. Refer to Cleaning the Air Filter in the Maintenance section of Bar Guide Bar Part Number 20 in. 310629001 18 in. 310628001 Chain Part Number 900920027 901430001 Drive Links 78 link 72 link TROUBLESHOOTING Problem Possible Cause Solution... Engine will not run proper- Lubricant/fuel mixture incorrect. Set ignition switch to start , move choke lever to 20 times. Clean spark arrestor screen. BAR AND CHAIN COMBINATIONS Chain specifications: 0.0325 pitch, .05 in this manual. Engine is dirty. Engine...
Parts List
Page 3
... Not Included).......... 1 988000300 Operator's Manual 1 3 PART NUMBER DESCRIPTION QTY KEY NO. RYOBI CHAIN SAW RY10518 & RY10520 The model number will be found on a plate attached to the motor housing. Always mention the model number in . Key Nos. 46-47, Model RY10518 1 20 in all correspondence regarding your CHAIN SAW or when ordering repair...
... Not Included).......... 1 988000300 Operator's Manual 1 3 PART NUMBER DESCRIPTION QTY KEY NO. RYOBI CHAIN SAW RY10518 & RY10520 The model number will be found on a plate attached to the motor housing. Always mention the model number in . Key Nos. 46-47, Model RY10518 1 20 in all correspondence regarding your CHAIN SAW or when ordering repair...
