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Owner’s Operating Instruction Manual

Saito

 4-Stroke Gasoline Engines

Model FG-14C, FG-17 & FG-21 
Model FG-30B, FG-36B & FG-40

Version 2012

Summary of Contents for FG-14C

Page 1: ...Owner s Operating Instruction Manual Saito 4 Stroke Gasoline Engines Model FG 14C FG 17 FG 21 Model FG 30B FG 36B FG 40 Version 2012...

Page 2: ...uct NOTICE Procedures which if not properly followed create a possibility of physical property damage AND a little or no possibility of injury CAUTION Procedures which if not properly followed create...

Page 3: ...lace well away from sparks heat or anything that can ignite Always ensure the aircraft is secure and will not move once the engine is started Always rebind your transmitter to your receiver s after se...

Page 4: ...tion Before Starting the Engine prior to break in 17 Starting the Engine assuming the engine is mounted in an aircraft 17 Choking the Engine 18 Running In the Engine 18 Final Adjustment of the Carbure...

Page 5: ...IG20967 SAIG20967 SAIG36969 SAIG36969 SAIG36969 Components Engine mount for the FG 21 Mount the FG 14C FG 17 or FG 21 engine on aircraft grade plywood with more than 6mm thickness or to a mount of equ...

Page 6: ...0 ground rpm for the FG 14C and 8 300 9 000 ground rpm for the FG 17 FG 21 Propeller and Fuel Consumption In order to decrease fuel consumption and prolong the life of the engine choose a propeller th...

Page 7: ...is easily flaked off during normal operation of the engine It will not create the typical gummy build up Remember to use caution in the storage use and transport of gasoline Since commercial gasoline...

Page 8: ...e FG 14C FG 17 and FG 21 come with the Saito 1 4 32 spark plug SAIG20120 When needed replace with identical plugs Ignition System Spark Plug Carburetor The carburetors used on gasoline four stroke eng...

Page 9: ...e power to ever smaller engines this uniquely designed carb was developed because the currently available carbs from the lawn power equipment world were way too large to be included with our smaller p...

Page 10: ...peed needle 1 turn 20 minutes 1 turn 30 minutes 1 turn 30 minutes Low speed needle 7 turns 35 minutes 7 turns 35 minutes 7 turns 35 minutes Before you first start the engine make sure the spark plug i...

Page 11: ...out the mixture with each tank full of fuel Forty minutes is considered sufficient time for normal break in prior to the first flight Conrods Saito has developed a specific aluminum alloy and manufact...

Page 12: ...dle valves It is near impossible to set them properly by ear A good quality tachometer will go a long way towards improving your usage of these engines and makes the experience even more enjoyable Mak...

Page 13: ...ign of the needle assembly adjusting the low speed needle actually affects the size of the fuel aperture and can affect the high speed needle setting Enjoy Your New Engine Once you have set your needl...

Page 14: ...produce maximum output when the engine is running at about 8 300 9 000 rpm Propeller and Fuel Consumption Propeller In order to decrease fuel consumption and prolong the life of the engine choose a p...

Page 15: ...is easily flaked off during normal operation of the engine It will not create the typical gummy build up Remember to use caution in the storage use and transport of gasoline Since commercial gasoline...

Page 16: ...or Battery Cord for ignition sensor Cord for Tachometer display Cord for battery Switch capacity more than 3A Unit Battery Voltage 6 8 4V Capacity more than 1 000mA Figure 4 NGK CM6 Spark gap 7 to 8mm...

Page 17: ...d in an aircraft The carburetor on the Saito engine comes adjusted to a basic setting This setting should be maintained during the initial break in runs The standard carburetor settings are as follows...

Page 18: ...into the carburetor If that is the case check the fuel feed and then return to the instructions above We strongly urge the use of a tachometer to check rpm readings when breaking in the engine Runnin...

Page 19: ...to peak quickly Repeat the process until the response is a smooth transition from idle to peak rpm Final Adjustment of the Carburetor Step III If the engine accelerates correctly set it at idle speed...

Page 20: ...rm stops and by turning it the piston reaches the compression top dead center TDC In that position adjust with the included gauge and hexagonal wrench so the tappet gap may be set to almost zero when...

Page 21: ...ropeller Size Dia 13 14 x Pitch 6 8 Dia 15 x Pitch 4W Benchmark Propeller APC 14 x 6 9 300 rpm Practical Ground RPM Range 1 700 9 500 Fuel consumption Fuel consumption depends on the load of the prope...

Page 22: ...eller APC 15 x 6 9 200 rpm Practical Ground RPM Range 2 000 9 500 FG 17 Outside Dimensions mm FG 17 Dimensions and Specifications Fuel consumption Fuel consumption depends on the load of the propeller...

Page 23: ...peller APC 16 x 6 8 900 rpm Practical Ground RPM Range 1 700 9 500 FG 21 Outside Dimensions mm FG 21 Dimensions and Specifications Fuel consumption Fuel consumption depends on the load of the propelle...

Page 24: ...Rubber Seal 40 1 40 2 40 3 2 41 Rocker Arm 2 DESCRIPTION QTY 42 Rocker Arm Screw and Nut 42 1 42 2 2 43 Rocker Arm Pin 2 44 Rocker Arm Bracket Left 1 45 Rocker Arm Bracket Right 1 46 Valve In and Out...

Page 25: ...25 Saito FG 14C FG 17 FG 21 Exploded View...

Page 26: ...x 6 8700 Practical Ground RPM Range 1 700 9 000 FG 30B Outside Dimensions mm FG 30B Dimensions and Specifications Fuel consumption Approximately 25cc minute at full throttle and approximately 7 500 rp...

Page 27: ...r APC 18x6W 8 300 Practical Ground RPM Range 1 700 9 000 FG 36B Outside Dimensions mm FG 36B Dimensions and Specifications Fuel consumption Approximately 30cc minute at full throttle and approximately...

Page 28: ...er APC 18x6W 8 000 Practical Ground RPM Range 1 700 9 000 FG 40 Outside Dimensions mm FG 40 Dimensions and Specifications Fuel consumption Approximately 30cc minute at full throttle and approximately...

Page 29: ...cription QTY 41 RockerArm 2 42 RockerArm Screw and Nut 42 1 42 2 2 43 RockerArm Pin 2 44 RockerArm Bracket Left 1 45 RockerArm Bracket Right 1 46 Valve In and Out 46 1 46 2 2 47 Valve Spring Keeper Re...

Page 30: ...30 Saito FG 30B FG 36B FG 40 Exploded View...

Page 31: ...ollet Drive Flange G14B27 G1727 G2027 G2027 G3627 G36B27 28 PropWasher Nut 5628 125A28 125A28 170R328 170R328 170R328 30 Prop Nut for Electric Starter 5030A 120S30A 120S30A 120S30A 120S30A 120S30A 31...

Page 32: ...lAssembly G14B87 G1787 G2087 G3087 G3687 G4087 88 Throttle Lever 5088B 5088B 5088B 89 Idle NeedleValve 91S89 130T89 91S89 G3689 G3689 G3689 90 Carburetor Screw Spring Set G14B90 G1790 G2090 G3690 G369...

Page 33: ...accept the liability associated with the use of the Product purchaser is advised to return the Product immediately in new and unused condition to the place of purchase Law These terms are governed by...

Page 34: ...ce it will be returned unserviced at the sole expense of the purchaser Warranty and Service Contact Information Country of Purchase Horizon Hobby Address Phone Number EmailAddress United States of Ame...

Page 35: ...ginal for your files within 10 days of purchase to Horizon Service Center Attn Saito Warranty Dept 4105 Fieldstone Road Champaign IL 61822 Engine Type Date of Purchase Owner s Name Street Address City...

Page 36: ...of Saito Seisakusho Co Ltd Japan Team Orion is a registered trademark of Team Orion Europe S A Corporation All other trademarks service marks and logos are property of their respective owners Saito is...

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