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- FA-100T
- Instruction Manual
Saito FA-100T Instruction Manual
Summary of FA-100T
Page 1
Instruction manual t win -c ylinder f our -s troke e ngines ・ fa-60t ・ fa-182td ・ fa-90ts ・ fa-300tl ・ fa-100t ・ fa-300ttdp.
Page 2: Very
Very important failure to read and follow these instructions before you proceed may result in engine damage and the voiding of your warranty..
Page 3: Introduction
S a f e t y i n s t r u c t i o n s 1 introduction congratulations on purchasing a saito 4-cycle engine. Cared for properly, these high-quality. Finely crafted engines offer many years of modeling enjoyment. This instruction manual has been developed to ensure optimum performance from the saito engi...
Page 4: Do Not Use Hands, Fingers
S a f e t y i n s t r u c t i o n s 2 do not use hands, fingers or any other part of the body to stop the propeller. Do not throw any object into a propeller to stop it. 10. Discard any propeller that is nicked, scratched, cracked or damaged in any way. It is highly recommended that: 1. Safety glass...
Page 5: Engine Parts
S u p p o r t e q u i p m e n t 3 engine parts identification it is important to be able to identify the parts of your saito engines. In the back of this manual you will find an exploded view of saito twin-cylinder engines, as well as a chart which includes part numbers and descriptions. This will a...
Page 6: Break-In
S t a r t i n g t h e e n g i n e 4 break-in the first run on any engine, wheter 2-cycle or 4-cycle, is critical to the future of the engine itself. During this time, metal mating parts (piston and cylinder, ball bearings, etc.) wear in. Care must be taken that the engine is clean and free of any du...
Page 7: Starting The Engine
S t a r t i n g t h e e n g i n e 5 starting the engine 1. Make sure the glow plugs are installed and tightened. 2. Be sure the propeller is properly secured. The use of a“jam nut”is encouraged on 4-cycle engines. 3. Make sure the fuel tank line(s) are properly connected, the main line should be con...
Page 8: Note:
S t a r t i n g t h e e n g i n e 6 4. Be certain the mufflers are installed properly by oiling the threads and inserting the muffler gasket(79) if applicable, and that the lines are properly connected. 5. Fill the fuel tank. 6. Prime the engine: • check to make sure the glow plugs are not connected...
Page 9: Note:
S t a r t i n g t h e e n g i n e 7 • using either the“start stick”or electric starter, spin the propeller until the engine is running. Note: when using an electric starter, care should be taken to be sure that the engine does not become “hybro-locked.”while the electric starter will turn the engine...
Page 10: Low Speed
E n g i n e o p e r a t i o n 8 the use of a tachometer is encouraged for setting the high-speed needle valve(s)(85) prior to flight. The peak rpm should be obtained and then reduced by approximately 200-300 rpm by turning the high speed needle valve(s) counterclockwise. Low speed carburetor adjustm...
Page 11: Fa-100T
E n g i n e o p e r a t i o n 9 fa-100t fa-182td dual carburetor adjustment upon completing the break-in and carburetor adjustment procedures mentioned previously, the following method should be utilized to balance the dual carburetor saito engines: 1. Start the engine and allow it to warm up prior ...
Page 12: Idle Needle Valve
E n g i n e o p e r a t i o n 10 air out nipple air intake nipple pressure adjusting valve excess pressure outlet vent line fuel mixture by rotating the high speed needle valve counterclockwise 3 clicks. Lean the left cylinder by turning the high speed needle valve clockwise until the rpms begin to ...
Page 13: Normal Engine
E n g i n e o p e r a t i o n 11 normal engine operation if break in was accomplished on a test bench your engine may be mounted to the aircraft and flown. The initial flight should be performed with the engine adjusted for a rich fuel mixture. 1. Your saito engine should be securely mounted to the ...
Page 14: Fa-60T/90Ts
E n g i n e m a i n t e n a n c e 12 crankshaft alignment mark crankcase mark crankshaft alignment mark crankcase mark crankcase alignment mark camgear reference mark crankcase alignment mark camgear reference mark 2. Cam gear alignment-refer to the specific section below pertaining to your saito en...
Page 15: Figure 10
E n g i n e m a i n t e n a n c e 13 figure 10 d. Position the left cam gear timing mark (etched line) at the 3 o’clock position (directly into the crankcase) and secure the left cam gear housing. See figure 11. Figure 11 note: when tightening the cam gear housing bolts, apply a drop of oil to each ...
Page 16: Tips For Extended
C a r b u r e t o r m a i n t e n a n c e 14 1. Remove the high speed needle(s) (85) and flush out the spray bar with clean fuel. Replace the high speed needle(s) and follow the instructions in the carburetor adjustment section. 2. Always use a high-quality 4-cycle glow plug. The hangar 9/mccoy mc-4...
Page 17
T r o u b l e s h o o t i n g 15 symptom engine fails to fire engine fires but does not run engine starts but slows down and then stops engine starts, speeds up, and then quits engine quits when starter battery is removed rough idle cause low voltage on starting battery bad glow plug(s) insufficient...
Page 18
T r o u b l e s h o o t i n g 16 item 01 cylinder, left 02 cylinder, right 06 piston 07 piston pin 08 piston pin ret 09 piston ring 10 con rod 11 linked con rod 12 conrod linkpin/scr 13 con rod screw 14 cyl screw set 15 crankcase 17 rear cover(a) 18 rear cover(b) 19 breather nipple 20 frt ball beari...
Page 19
P a r t s l i s t 17 item 72 intake manif w/prim 73 muffler, left 74 muffler, right 79 muffler gasket 80 muffler nut 81 priming hamess 821 carb comp left 822 carb comp right 831 carb body assy lft 832 carb body assy rt 84 spray bar assy 85 high spd need vlv 86 high spd nd vlv ext 87 throttle barr as...
Page 20: Propeller Selection
P a r t s l i s t 18 you will note a letter (a, b, c. Etc.) stamped on the top of the motor mount. This letter identifies the production version of your engine. Should you ever need to order a part or have a question pertaining to your engine, specify this letter along with the engine type. This wil...
Page 21: Outside Dimensions (Mm)
P r o p e l l e r s e l e c t i o n 19 outside dimensions (mm) items a b1 b2 c d e f fa-60 twin cylinder 61 10 43 125 160 64 50 fa-90ts twin cylinder 61 10 42 121 170 64 52 fa-100 twin cylinder 50 35 35 100 169 80 63 fa-182 twin cylinder/dual plugs/dual carb 70 28 28 133 195 81 73 fa-300 twin cylind...
Page 22: Fa-60T
E n g i n e s p e c s 20 fa-60t.
Page 23: Fa-90Ts
P a r t s l i s t 21 fa-90ts.
Page 24: Fa-100T
P a r t s l i s t 22 fa-100t.
Page 25: Fa-182Td
P a r t s l i s t 23 fa-182td.
Page 26: Fa-300Tl
P a r t s l i s t 24 fa-300tl fa-300ttdp.