Twin-Cylinder Four-Stroke Engines - Horizon Hobby

1 Twin-Cylinder Four-Stroke Engines . INSTRUCTION MANUAL. FA-60T FA-182TD. FA-90TS FA-300TL. FA-100T FA-300 TTDP. VERY. IMPORTANT. Failure to read and follow these instructions before you proceed may result in engine damage and the voiding of your warranty. SAFETY INSTRUCTIONS 1. Introduction 2. When running the engine, be sure that all spectators, especially children, Congratulations on purchasing a Saito are at least 20 feet away. 4-cycle engine. Cared for properly, these high-quality. finely crafted 3. Use the correct size and pitch of Engines offer many years of modeling propeller for your engine; refer to the enjoyment. propeller chart on page 18 of this manual.

2 This instruction manual has been 4. It is extremely important to developed to ensure optimum balance the propeller prior to performance from the Saito engine installation. Failure to do so may you have purchased. The instructions cause damage to the Saito engine must be read through completely and and/or the airframe. Install the understood thoroughly prior to propeller with the convex (curved). mounting and running the engine. side facing forward. Securely tighten the propeller nut against the washer Safety Instructions and propeller. A jam nut is suggested for all 4-cycle Engines . This model engine will give you considerable pleasure, satisfaction 5.

3 Inspect the tightness of the and performance if you strictly follow propeller nut prior to each flight. these safety instructions and take heed of the warnings as to its safe and 6. Keep your face and body away proper use. Remember at all times, from the path of the propeller blades IT IS NOT A TOY, but a precision- when starting or running your engine. built machine with more than enough power to cause harm if misused, or 7. Never allow your hands to come if the safety precautions are not close to the propeller. Use either a observed. Start stick or electric starter to start the engine. You should always: 8. Make all carburetor adjustmets 1.

4 Mount the engine securely on the from behind the propeller. test bench using the high-quality Saito motor mount supplied. Never clamp 9. To stop the engine, cut off the fuel the engine in a vice. supply (pinch or disconnect the fuel line to the carburetor), or use the throttle linkage to shut off the air. 2 SAFETY INSTRUCTIONS. DO NOT USE HANDS, FINGERS 5. Your glow fuel is kept in a safe OR ANY OTHER PART OF place well away from sparks, heat or THE BODY TO STOP THE anything which can ignite the fuel. PROPELLER. DO NOT THROW. ANY OBJECT INTO A Beware: PROPELLER TO STOP IT. 1. Model Engines get very hot while 10. Discard any propeller that is running.

5 Do not attempt ot handle nicked, scratched, cracked or them until they have cooled. damaged in any way. 2. Always run your model Engines It is highly recommended in a well-ventilated area. Similar to that: automotive Engines , model Engines produce possibly barmful carbon 1. Safety glasses or goggles be worn monoxide fumes. when starting and running your engine. 3. Remember that model Engines produce a substantial amount of 2. You do not run the engine in the power, more than enough to seriously vicinity of loose gravel or sand. The injure people and/or do considerable propeller may throw such materials damage to property. Always use into your face and eyes.

6 The engine common sense, skill and constant may also ingest these harmful observation of safety precautions. materials. Disassembly 3. Loose clothing should be avoided when operating your model engine. Do not needlessly disassemble your Loose clothing may become Saito engine. Engine repairs should entangled in the propeller, creating be performed only by qualified the possibility of bodily harm. Also, individuals. Damage due to improper all loose objects (screwdrivers, disassembly will not be covered under pencils, nickel cadmium starters, etc.) the warranty. should be removed from your pockets so they do not fall into the propeller. 4. Glow plug clips and cords are kept well away from the propeller.

7 SUPPORT EQUIPMENT 3. Engine Parts 3. Glow Plug Battery. Your glow Identification plug may be properly heated by several different sources. The Hangar 9 Power It is important to be able to identify Panel (HAN106), when accompanied the parts of your Saito Engines . In the by a 12V sealed lead acid battery back of this manual you will find an (HAN102) and a glow plug locking exploded view of Saito Twin-Cylinder socket (HAN120), is an ideal source of Engines , as well as a chart which heat for your glow includes part numbers and conventional heavy-duty dry cell descriptions. This will assist you in battery with a glow plug locking easily and rapidly identifying the socket (HAN120) or alligator clips can respective parts of your Saito engine.

8 Also be used. Additionally, there are several very good glow-starters (nickel Support Equipment cadmium powered glow plug ignitors). which work well. (HAN7101). The following items, which are not included with your Saito engine, are 4. Glow Plug Wrench. A glow plug necessary in order to operate the wrench is used to remove and tighten model engine: glow plugs. The Hangar 9 Long Reach Plug Wrench (HAN2510) is an 1. Fuel. For maximum protection excellent wrench to utilize as a longer and longevity of Saito Engines , Saito shaft may be necessary to access the recommends a fuel containing 20% oil glow plug. This depends mostly upon and 10-15% nitro methane.

9 If this blend engine installation. is not readily available, the next best selection is a high quality 2-cycle glow 5. Manual or Electric Starter. For fuel, such as Cool Power, K&B, Power manual starts, a start stick (HAN113). Master, etc. Fuels composed entirely of is highly recommended. never use your castor oil are not recommended. Use of fingers to start any model engine, as such fuels will void the warranty. doing so invites injury. There are a variety of electric starters on the 2. Propeller. Refer to the Propeller market. The Hangar 9 PowerPro-HD. Selection Chart, located on page 18, 12V Starter (HAN102) will work to determine the best initial propeller perfectly on all of the Twin-Cylinder for your particular application.

10 Saito Engines . 4 S TA R T I N G T H E E N G I N E. Break-In 1. Use a break-in fuel as described in the Support Equipment Section on The first run on any engine, wheter page 3 of this manual. 2-cycle or 4-cycle, is critical to the future of the engine itself. During this 2. Use the proper glow plugs. Your time, metal mating parts (piston and engine includes the Saito 400P. cylinder, ball bearings, etc.) wear in. (SAIP400S glow plug(s), which are Care must be taken that the engine is also the standard replacement glow clean and free of any dust or grit that plugs for these Engines You can also use may have accumulated while Hanger 9's Four Cycle Super Plug building the model.)