O.S. Engine max-18tz series Owner's Instruction Manual

Summary of max-18tz series

  • Page 1

    It is of vital importance, before attempting to operate your engine, to read the general 'safety instructions and warnings' section on pages 2-5 of this booklet and to strictly adhere to the advice contained therein. ● also, please study the entire contents of this instruction manual, so as to famil...

  • Page 2: Warnings

    ! ! 2 remember that your engine is not a "toy", but a highly efficient internal- combustion machine whose power is capable of harming you, or others, if it is misused. As owner, you, alone, are responsible for the safe operation of your engine, so act with discretion and care at all times. If at som...

  • Page 3: Notes

    4 notes before starting the engine, always check the tightness of all the screws and nuts especially those of joint and movable parts such as throttle arm. Missing retightening the loose screws and nuts often causes the parts breakage that is capable of harming you. This engine is intended for model...

  • Page 4

    6 piston cylinder liner crankshaft engine construction with this engine, the piston will feel tight at the top of its stroke (tdc) when the engine is cold. This is normal. The cylinder bore has a slight taper. The piston and cylinder are designed to achieve a perfect running clearance when they reac...

  • Page 5

    8 this manual handles the following four versions. Max- 18tz-t with 11l carburetor max- 18tz(s)-t with 11l carburetor max- 18tz-tx with 11l carburetor max- 18tz(p)-t with 11k carburetor max- 18tz series instructions exhaust seal ring 1piece standard accessories glow plug p3 t-type head (turbo head) ...

  • Page 6

    10 fuel pump for filling the fuel tank, a simple, polyethylene "squeeze" bottle, with a suitable spout, is required. Starter box silicone fuel line heatproof silicone tubing of approx. 5mm o.D. And 2mm i.D. Is required for the connection between the fuel tank and engine. 7.2v batteries for starter b...

  • Page 7

    12 carburetor controls (11k) the needle-valve: the mixture control valve: four adjustable controls are provided on this carburetor. For adjusting the mixture strength when the throttle is fully open. For changing the mixture strength at mid speed and acceleration. (do not rotate the screw more chan ...

  • Page 8

    14 since the compatibility of the glowplug and fuel may have a marked effect on performance and reliability, it may be worthwhile to choose the r/c type plug found most suitable after tests. Recommended o.S. Plugs are p3 and p6. Carefully install plug finger-tight, before final tightening with the c...

  • Page 9

    16 note: when spacers are supplied joined in pairs (see sketch) separate them as shown. Either face may be placed downwards. Avoid forcing the screws. Secure with locknuts. If the bottom of the recoil starter housing would otherwise touch the car chassis, install the en- gine mount spacers (optional...

  • Page 10

    18 glow plug igniter pliers element glows when energized. Replace the plug when the element does not glow or is burnt out. Turn the needle-valve clockwise slowly until it stops. This is the fully closed position. Do not force it to turn further. Open the needle-valve 2 turns from the fully closed po...

  • Page 11

    20 run the car on the track until one tank of fuel has been consumed, then close the needle- valve 30˚ and run the car for another full tank of fuel. Repeat this procedure until 5 more tanks of fuel have been consumed, during which time the throttle may be opened for brief bursts of increased power....

  • Page 12

    22 with the optimum mixture control position, light smoke is visible during high speed running,and the engine revolutions increase smoothly during acceleration. Remember that, if the engine is operated with the fuel/air mixture slightly too lean, it will overheat and run unevenly. As with all engine...

  • Page 13

    24 care and maintenance 1. 2. 3. The minute particles of foreign matter, that are present in any fuel may, by accumulating and partially obstructing fuel flow, cause engine performance to become erratic and unreliable. O.S. 'super-filters' (large and small) are available, as optional extras, to deal...

  • Page 14

    26 trouble shooting symptom cause corrective action engine fails to fire. Fuel tank is empty. Fuel not reaching the engine. Fill the tank with fuel and repeat priming procedure. Glowplug element is burnt out. Glowplug battery discharged replace glowplug. Recharge or replace the battery. Clogged fuel...

  • Page 15

    28 symptom cause corrective action symptom cause corrective action unstable idle unsuitable glowplug use suggested glowplug in the instructions. Unsuitable fuel do not use extremely high nitro or low oil content fuel. Extremely light flywheel add suitable load. Silencer is disconnected or has play i...

  • Page 16

    30 c .M3x16 1 2 3 5 4 6 7 8 9 10 11 12 14 13 15 c .M2.6x7 max-18tz(p)-t engine exploded view type of screw c...Cap screw m...Oval fillister-head screw f...Flat head screw n...Round head screw s...Set screw 31 max-18tz(p)-t engine pa r ts list the specifications are subject to alteration for improvem...

  • Page 17

    32 c .M3x16 1 2 3 5 4 6 7 8 11 12 14 13 15 c .M2.6x7 9 1 0 16 17 max-18tz-t engine exploded view type of screw c...Cap screw m...Oval fillister-head screw f...Flat head screw n...Round head screw s...Set screw 33 max-18tz-t engine pa r ts list the specifications are subject to alteration for improve...

  • Page 18

    34 c .M3x16 1 2 3 5 4 6 7 8 11 12 14 13 15 c .M2.6x7 9 1 0 16 max-18tz(s)-t engine exploded view type of screw c...Cap screw m...Oval fillister-head screw f...Flat head screw n...Round head screw s...Set screw 35 max-18tz(s)-t engine pa r ts list the specifications are subject to alteration for impr...

  • Page 19

    36 c .M3x16 1 2 3 5 4 6 7 8 11 12 14 13 15 9 1 0 19 16 17 18 m.+m2.6x7 m.+m2.6x7 18-1 18-2 max-18tz-tx engine exploded view type of screw c...Cap screw m...Oval fillister-head screw f...Flat head screw n...Round head screw s...Set screw 37 max-18tz-tx engine pa r ts list the specifications are subje...

  • Page 20

    38 11k carburetor exploded view type of screw c...Cap screw m...Oval fillister-head screw f...Flat head screw n...Round head screw s...Set screw s.M3x3 1 1-1 1-2 2 2-1 2-2 3 4 8 9 10 5 6 6-1 7 3-1 39 the specifications are subject to alteration for improvement without notice. 11k carburetor parts li...

  • Page 21

    40 1 1-1 1-2 3 4 5 2 11 10 6 7 8 9 9-1 11l carburetor exploded view type of screw c...Cap screw m...Oval fillister-head screw f...Flat head screw n...Round head screw s...Set screw 41 the specifications are subject to alteration for improvement without notice. 11l carburetor parts list 1 1-1 1-2 2 3...

  • Page 22

    42 o.S. Genuine parts & accessories racing engine parts (72106420) (72106172) (72106172) (72103051) (72103056) (72106340) (72106350) (72106400) (72106172) (72106410) (72106172) (72106320) (22826140) (72106321) (72106042) (71641600) p6 (71641700) p7 (71641800) p8 m1001 m1010 (72103180) t-1040 l52 t-1...

  • Page 23

    44 (79871160) (71521000) (79871020) dust cap set m2.6x7 cap screw set (10pcs.) the specifications are subject to alteration for improvement without notice. Long socket wrench with plug grip m3x16 o.S. Genuine parts & accessories racing engine parts 3mm (73300305) 8mm (73300812) 16mm (73301612) 18mm ...

  • Page 24

    46 25.4 39 81.2 15.1 40.8 13 m5x0.8 11 31.4 4- 3.3 3.0 cc (0.183 cu.In.) 16.0mm (0.629 in.) 15.0mm (0.590 in.) 3,000-34,000 r.P.M. 1.8 ps / 1.83 hp / 29,000 r.P.M. 224.8g (7.93oz.) ■ ■ ■ ■ ■ ■ specifications 18tz-t three view drawing displacement bore stroke practical r.P.M. Power output weight dime...

  • Page 25

    48 25.4 39 81.2 13 40.8 34.5 m5x0.8 11 31.4 4- 3.3 3.0 cc (0.183 cu.In.) 16.0mm (0.629 in.) 15.0mm (0.590 in.) 3,000-34,000 r.P.M. 1.8 ps / 1.83 hp / 29,000 r.P.M. 263.7g (9.30oz.) ■ ■ ■ ■ ■ ■ specifications 18tz-tx three view drawing displacement bore stroke practical r.P.M. Power output weight dim...