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30

ENGINE EXPLODED VIEW & PARTS LIST

Type of screw 

C...Cap Screw   N...Round Head Screw

CAP SCREW SETS

(10pcs./sets)

79871020
79871030
79871110
79871060

M2.6x7
M2.6x10
M3x8
M3.5x8

M3.5x15
M3.5x18
M4x15
M4x25

79871090
79871098
79871415
79871425

Code No.

Size

Code No.

Size

1

2

C.M2.6x10

3

4

5

6-5

6-4

6-3

6-2

6-1

6

C.M3.5x18

C.M3.5x15

7

7-1
7-2

8

9

10

C.M3.5x8

11

12

13

14

15-1

15

16

C.M4x25

17

18

19

20-2

20-1

20

21

22

23

24

25

26

27

28

C.M2.6x13

M2.6x13.1

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

48

47

49

50

51

52-1

52

C.M2.6x7

C.M4x25

46

53

55

54

56

C.M4x10

C.M3x8

57

C.M2.6x7

58

N.+M3x22

59

60

C.M4x15

C.M4x15

31

The specifications are subject to alteration for improvement without notice.

 

 

1
2
3
4
5
6

6-1
6-2
6-3
6-4
6-5

7

7-1
7-2

8
9

10
11
12
13
14
15

15-1

16
17
18
19
20

20-1
20-2

21
22
23
24
25
26
27
28
29
30
31
32

47104200
47161100
45061202
47161120
47161500
47104000
47104100
44851000
45960210
45960310
45960400
45269000
45269100
45069200
47114010
47003100
47103300
44603400
45603200
45606000
29310100
47108000
29208200
29031009
47101600
47164000
47066000
47166100
24881824
47166210
47031000
47162700
47131000
47101610
47101100
47101000
47102100
47062300
47162600
47162500
47162000
47162100

33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52

52-1

53
54
55
56
57
58
59
60

47030000
47162400
47062200
47130000
47102000
47002300
47105400
47105000
47005300
47105410
47002200
47102310
47102400
47131100
47109500
47109400
47101810
24025923
47101800
47168000
45515000
47107100
44516110
29714200
47101700
47181140
47181000
71912110
71912100
71615009
46471000
72200060
72200200
72200170
72200171
72200190
72200180
47181210
72200080
71912150
79870050
79871525

Description

Code No.

No.

Description

Code No.

No.

Rocker Cover
Rocker Arm
Tappet Adjusting Screw
Rocker Arm Thrust Washer (2pcs.)
Rocker Arm Shaft
Cylinder Head (W/Valve Assembly)
    Cylinder Head
    Valve (1pc.)
    Valve Spring (1pc.)
    Valve Spring Retainer (1pc.)
    Cotter Pin (2pcs.)
Exhaust Pipe Assembly
    Exhaust Pipe
    Exhaust Pipe Lock Nut
Head Gasket
Cylinder Liner
Cylinder Jacket
Piston Ring
Piston
Piston Pin
Propeller Locnut Set
Drive Hub
    Woodruff Key
Ball Bearing (Front)
Front Housing
Cam Follower (2pcs.)
Push Rod Set (S&L 1Piece Each)
Push Rod Cover Set (S&L 1Piece Each)
     "O" Ring (2pcs.)
     "O" Ring (2pcs.)
Reduction Gear Bearing (Front)
Reduction Gear
Reduction Gear Bearing (Rear)
Front Plate
Crankcase Locating Pin
Crankcase
Crankshaft Spacer
Cam Thrust Washer (B)
Cam Assembly Screw
Cam Gear
Intake Cam
Exhaust Cam

Cam Holder Bearing
Cam Holder
Cam Thrust Washer (A)
Ball Bearing (Rear)
Crankshaft
Master Connecting rod Spacer
Link Pin
Master Connecting Rod Assembly
Link Rod
Link Pin E Ring
Crank Pin Washer
Crank Pin Stop Screw
Drive Shaft
Drive Shaft Bearing
Wave Washer (8mm)
Drive Shaft Spacer
Back Plate Parallel Pin
Nipple No.2 (5mm)
Back Plate
Intake Manifold Set
     "O" Ring (2pcs.)
Impeller
Drive Shaft Retaining Screw
"O" Ring (1.2x54)
Rear Cover
Carburetor Spacer
Carburetor Complete (80T)
Radial Mount Stand Off
Radial Mount
Glow Plug Type F
Drain Plug
Valve Adjusting Kit
Boostre Cable Set For Single Cylinder
    Plug Cable Set
        Plug Cable
        Plug Terminal
    Earth Cable    5
Carburetor Insert
Needle-Valve Extension Cable Set
Radial Mount Retaining Screw Set
    Blind Nut M5 (10pcs.)
    Cap Screw M5x25 (10pcs.)

Содержание Sirius 7

Страница 1: ...the aircraft radio control equipment etc are accessible for checking at the same time Seven cylinder radial overhead valve four stroke engine 1 SAFETY INSTRUCTIONS AND WARNINGS ABOUT YOUR O S ENGINE...

Страница 2: ...like automobile 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 Contact wi...

Страница 3: ...ntaining loose gravel or sand The propeller may throw such material in your face and eyes and cause injury For their safety keep all onlookers especially small children well back at least 20 feet or 6...

Страница 4: ...RIES Glow Plug Type F installed on the engine Valve adjusting tool kit Feeler gauge 0 04mm Feeler gauge 0 1mm Hex key 1 5mm Wrench 5mm Plug Cable Set Plug Cable Plug Terminal 7pcs 7pcs w silicone tube...

Страница 5: ...oosening The needle valve supplied with this engine is designed to incorporate an extension so that when the engine is enclosed within the fuselage the needle valve may be adjusted from the outside Fo...

Страница 6: ...ostly accumulate here Dirt and foreign matter mostly accumulate here Needle valve holder 11 FUEL TANK LINES Make sure that the tank is well rinsed out with methanol or glow fuel before installation an...

Страница 7: ...et to produce maximum power at full throttle this establishes the basic fuel air mixture strength The correct mixture is then maintained by the carburetor s built in automatic mixture control system t...

Страница 8: ...f more than 40mm dia Ream the propeller shaft hole to 9 7mm bore with an appropriate reamer checking that the hole is exactly centered Install the prop to the engine shaft followed by the retaining wa...

Страница 9: ...lowplug leads are extended together as a single cable use heavier wire e g cross section area of 2 0mm multi strand copper core as supplied for earth lead Earth ground lead Fasten to the motor mount F...

Страница 10: ...tubing Drain Plug Breather Nipple 19 STARTING Precautions For safety please observe the following instructions before starting the engine Start the engine by turning the propeller counter clockwise i...

Страница 11: ...ry to arrive at the optimum setting Practical best optimum needle valve setting Approx 45 90 Maximum rpm setting Lean Rich needle valbe setting when starting the engine Rpm starts to decrease Close th...

Страница 12: ...TLE VALVE ADJUSTMENT Needle valve adjustment Adjust the needle valve following the instructions given in STARTING section Mixture control valve adjustment The carburetor of your enigine has been facto...

Страница 13: ...be necessary to turn the Mixture Control Valve counter clockwise approximately 1 12 turn 30 Thirdly if the rpm increase but the engine appears to run with reduced power it is probable that one of the...

Страница 14: ...romethane in the fuel can also contribute to the problem Care and Maintenance Sound at full throttle changes when one or two cylinders are not firing With a propeller which the engine runs approx 6 00...

Страница 15: ...gap exceeds 0 1mm but is not more than 0 14mm i e the thickness of both feeler gauges inserted together it is not necessary to readjust the clearance if the engine runs satisfactorily Fig 1 If a clear...

Страница 16: ...0 47101700 47181140 47181000 71912110 71912100 71615009 46471000 72200060 72200200 72200170 72200171 72200190 72200180 47181210 72200080 71912150 79870050 79871525 Description Code No No Description C...

Страница 17: ...buretor Retaining Screw 2pcs 1 2 2 1 3 4 5 6 7 7 1 7 2 8 9 9 1 10 47181970 27381940 26711305 47181100 22681953 46115000 45581820 47181600 46066319 24881824 47181200 22081408 22081313 45581700 N M3x6 S...

Страница 18: ...UNF3 8 24 9 95 cc x 7 0 607 cu in x 7 24 0 mm 0 945 in 22 0 mm 0 866 in 1 500 7 000r p m 3 167 g 111 71 oz C Copyright 2010 by O S Engines Mfg Co Ltd All rights reserved Printed in Japan 60092360 081...

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