Hobbico FL-70 Скачать руководство пользователя страница 21

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N.+M3x6

B.M2.6x5

1-1

S.M3X3

C.M2.6x7

5-1

5-2

6-1

6-2

6-3

C.M2.6x10

C.M2.6x15

Type of screw

C...Cap Screw B...Binding Head Screw M...Oval Fillister-Head Screw

F...Flat Head Screw N...Round Head Screw S...Set Screw

CARBURETOR EXPLODED VIEW

1-1

2
3
4
5

5-1
5-2

6-1
6-2
6-3

22081408
22081313
44481200
44481100
45915000
24081970
24981837
26381501
44481960
26711305
45281920
22681953
44481310

Description

Code No.

No.

Throttle Lever Assembly

Throttle Lever Retaining Screw

Carburetor Rotor

Carburetor Body

Carburetor Rubber Gasket

Needle-valve Assembly

"O" Ring (2pcs.)

Set Screw

Nozzle Assembly

Ratchet Spring

Nozzle Retaining Screw (2pcs.)

Fuel Inlet (No.1)

Air-bleed Screw

CARBURETOR PARTS LIST

Specifications are subject to alteration for improvement without notice.

Содержание FL-70

Страница 1: ...or checking at the same time 1 2 6 7 8 9 10 13 18 20 21 25 27 32 33 34 35 15 16 SAFETY INSTRUCTIONS AND WARNINGS ABOUT YOUR O S ENGINE ENGINE CONSTRUCTION NOTES WHEN APPLYING AN ELECTTRIC STARTER INTRODUCTION BEFORE STARTING ENGINE PARTS NAME INSTALLATION SILENCER EXHAUST HEADER PIPE INSTALLATION FUEL TANK LINES THROTTLE LINKAGE NEEDLE VALVE EXTENSION PROPELLER SPINNER ATTACHMENT GLOWPLUG CONTENTS...

Страница 2: ...sonous Do not allow it to come into contact with the eyes or mouth Always store it in a clearly marked container and out of the reach of children Never operate your engine in an en closed space Model engines like auto mobile engines exhaust deadly carbon monoxide Run your engine only in an open area Model engines generate considerable heat Do not touch any part of your engine until it has cooled C...

Страница 3: ...arly in the case of four stroke cycle engines If a safety locknut assembly is provided with your engine always use it This will prevent the propeller from flying off in the event of a backfire even if it loosens Also check the tightness of all the screws and nuts before restarting the engine If you install a spinner make sure that it is a precision made product and that the slots for the propeller...

Страница 4: ...ring your model for flight If you have to carry the model to the take off point with the engine running be especially cautious Keep the propeller pointed away from you and walk well clear of spectators Warning Immediately after a glowplug ignition engine has been run and is still warm conditions sometimes exist whereby it is just possible for the engine to abruptly restart if the propeller is casu...

Страница 5: ... and scale models This engine reduces maintenance by incorporating the first O S ringless piston liner assembly Also a sealed front bearing prevents oil leaks The engine is fitted with the new easy to use O S 60W airbleed carburetor This engine is designed so that more R C pilots from hobby beginners to skilled Sunday fliers may enjoy the performance advantages of four stroke engines greater fuel ...

Страница 6: ...ade manual or electric fuel pumps may be used to transfer fuel directly from your fuel container to the fuel tank FUEL PUMP Manual Electric 11 Install a filter on the outlet tube of your refueling container to prevent entry of foreign matter into fuel tank O S Super Filters large and small are available as optional extras To prevent the pickup from adhering to the tank wall under suction and restr...

Страница 7: ...Scale Sport Aerobatic SILICONE FUEL LINE Heatproof silicone tubing of approx 5mm o d and 2 5mm i d is required for the connection between the fuel tank and engine props than those shown in the table may be used but remember that the propeller noise will increase if blade tip is raised due to higher rpm or if a larger diameter lower pitched prop is used Since the FL 70 is intended to be started wit...

Страница 8: ...placement single cylinder four stroke cycle engine it is essential to use very substantial engine mounting Conventional wooden mounting beams should be of rigid hardwood and of at least 15mm or 5 8 in square section INSTALLATION CORRECT Top surfaces are in the same plane INCORRECT Front view Side view Re align the surfaces as necessary Opposite beam Top surfaces are not in the same plane Engine do...

Страница 9: ... into cylinder head making sure that it is not cross threaded before tightening firmly Glow plug Washer 17 Screw the header pipe into the cylinder head until it bottoms then unscrew sufficiently to achieve the desired exhaust angle and tighten the lock nut securely with a 14mm wrench Screw the silencer onto the outer end of the header pipe and tighten the other locknut The application of a heatpro...

Страница 10: ...allows the idle speed to be set a little lower and also results in longer flying time due to excess fuel not flowing into the silencer When the tank is filled the fuel level is higher than the carburetor center line To prevent the fuel from flowing into the cerburetor use a commercially available fuel shut off Release the fuel shut off before starting the engine Be sure to install a fuel tank foll...

Страница 11: ... fully closed when the transmitter throttle stick and its trim lever are at their lowest settings and fully open when the throttle stick is in its fully open position Carefully align the appropriate holes in the throttle arm and servo horn so that they move symmetrically and smoothly through their full travel NEEDLE VALVE EXTENSION The needle valve supplied with this engine is designed to incorpor...

Страница 12: ...re compression is felt At this position fit the prop horizontally and tighten firmly the prop nut with a 13mm wrench 2 Add the specially tapered and slotted locknut and secure with a 10mm wrench while holding the prop nut with the 13mm wrench 3 Fit a spinner assembly to start the engine with an electric starter 4 23 Note Some spinners which are fixed at the top of the cone cannot be used with the ...

Страница 13: ...idling Starting qualities deteriorate Glowplug life Particularly in the case of very high performance engines glowplugs must be regarded as expendable GLOWPLUG 25 Two adjustable controls are provided on this carburettor They are as follows TYPE 60W CARBURETTOR The Airbleed Screw This is used to establish the mixture strength required for steady idling and a smooth transition to medium speeds The v...

Страница 14: ... are fully pulled down How to stop the engine Pull down the throttle lever and trim lever on the transmitter fully Now close the needle valve gradually so that the rpm increases 10 When the engine starts slowly open the throttle to the mid speed position Then disconnect current to the glowplug If at this pint the engine stalls it is probable that the mixture is excessively rich Close the needle va...

Страница 15: ...ng in session check for any looseness in the installation due to vibration then allow the engine a period of moderately rich operation in flight 6 For the first flight have the needle valve set on the rich side and adjust the throttle trim on the transmitter so that the engine does not stop when the throttle is closed to the idle setting 7 29 With each successive flight close the needle valve very...

Страница 16: ...ed 20 30 open from maximum r p m setting Yes No Yes Engine stops Engine stops Engine stops 31 CARBURETOR AIR BLEED ADJUSTMENT Start engine and adjust needle valve as previously described Close the throttle gradually Find the idling position Hold the model Hold model level then slowly raise its nose If rpm increases If engine runs unevenly or stops Immediately point nose down so that engine runs st...

Страница 17: ...tive action 2 3 1 2 3 3 3 3 2 Voltage too high or too low Re check and readjust referring to BEFORE STARTING Continue applying an electric starter If the engine dos not start after more than 4 tries disconnect the current to the glowplug and leave for a few minutes then re energize plug and apply starter If the engine still does not start remove glowplug and pump out excess fuel by applying the st...

Страница 18: ...e camshaft set the timing as follows Secure propeller 1 NOTE If propeller is not secured crankshaft may move backward and correct timing cannot be set Turn the crankshaft so that T mark on the drive hub may match crankcase center line This is engine T D C position 2 Push the camshaft into camshaft housing until it stops Locate mark on the side of camshaft gear in line with the push rod 3 Rotate cr...

Страница 19: ...cidic by products of combustion that accumulates in the engine s crankcase and are not flushed out by fresh air fuel mixture as in the case of a two stroke engine 37 The use of nitromethane in the fuel can also contribute to the problem Do not leave unused fuel in the engine at the conclusion of a day s flying Accepted practice is to cut off the fuel supply while the engine is still running at ful...

Страница 20: ...766100 44766110 24881824 45664000 44731000 44408000 23209003 44410000 44425000 44425100 45926100 45626030 71615009 29084610 No Description Code No Rocker Cover Rocker Support Assembly Rocker Support Rocker Arm Retainer 2pcs Rocker Arm Assembly 1pair Rocker Arm 1pc Tappet Adjusting Screw Intake Valve Assembly 1pair Intake Valve 1pc Valve Spring 1pc Valve Spring Seat 1pc Valve Spring Retainer 2ps Ex...

Страница 21: ...2081408 22081313 44481200 44481100 45915000 24081970 24981837 26381501 44481960 26711305 45281920 22681953 44481310 41 Description Code No No Throttle Lever Assembly Throttle Lever Retaining Screw Carburetor Rotor Carburetor Body Carburetor Rubber Gasket Needle valve Assembly O Ring 2pcs Set Screw Nozzle Assembly Ratchet Spring Nozzle Retaining Screw 2pcs Fuel Inlet No 1 Air bleed Screw CARBURETOR...

Страница 22: ...R LOCKNUT SET FOR TRUTURN SPINNER Needle Valve Extension Cable Set 1 4 M5 71905010 RADIAL MOTOR MOUNT 43 72403050 71531000 55500002 79870030 72200060 71521000 M2 6x8 79871025 M2 6x10 79871030 M3 5x12 79871080 M3 5x20 79871100 The specifications are subject to alteration for improvement without notice NON BUBBLE WEIGHT SUPER FILTER L LONG SOCKET WRENCH WITH PLUG GRIP VALVE ADJUSTING TOOL LIT LOCK W...

Страница 23: ...ation Displacement Bore Stroke Practical R P M Power output Weight 54 35 4 59 5 34 5 18 20 59 5 45 58 9 28 5 21 4 43 5 89 5 107 5 Approx 85 Approx 44 2 0 49 5 4 3 7 2 5 8 UNF1 4 28 60091500 010606 TEL 06 6702 0225 FAX 06 6704 2722 6 15 3 Chome Imagawa Higashisumiyoshi ku Osaka 546 0003 Japan C Copyright 2004 by O S Engines Mfg Co Ltd All rights reserved Printed in Japan URL http www os engines co ...

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