background image

Operating instructions 

 

MVVS 175 NP No: 3012 

MVVS 175 NP TS No: 3012TS 

 

 

 

 

 
 

Version 1.1 

Summary of Contents for 175 NP 3012

Page 1: ...Operating instructions MVVS 175 NP No 3012 MVVS 175 NP TS No 3012TS Version 1 1 ...

Page 2: ...recautions 1 Never use the engine for any manned vehicles 2 When operating model planes always follow the rules and laws in effect in your country 3 The manufacturer declines all responsibility for all damages arising from the operation of models and other appliances driven by MVVS 175cc engine 4 Use always original spare parts 5 Never tamper with the engine construction 6 Before each flight check...

Page 3: ...ming from different manufacturers are not the same Oftentimes not even propellers of the same dimensions produced by a same manufacturer are not the same The engine power is best utilized when the propeller dynamics curve and engine power curve revolutions power output intersect in the area of the engine top power output Unfortunately no propeller manufacturer provides this information Engine powe...

Page 4: ...inst loosening and regularly check that they are tightened up and in good condition Since air is used to cool the engine sufficient air circulation under the cowl must be ensured Never forget about hot air outlet which must be bigger than the intake one Gas engines heat up to higher degree than methanol ones Do not forget that the engine needs oxygen from the air to be able to operate Therefore en...

Page 5: ...the adjusting needles with too much strength This may cause damage of the needles If the needles are damaged this way it is no longer possible to adjust the carburetor and it is necessary to exchange it for a new one The new engine comes adjusted to the basic setting This setting should be kept during the running in After the engine has been run in adjust it following the instructions below start ...

Page 6: ...setting Set the adjusting needle L at 1 turn and the adjusting needle H at 1 5 turn Restart the engine and test acceleration If the engine runs correctly go to Step III If it continues to malaccelerate open the needle by another 10 min If it keeps malaccelerate the defect is likely to lie elsewhere than in incorrect adjustment In such a case go to the section on problem solving Step III If the eng...

Page 7: ...with throttle turned slightly down and the choke valve set open 4 If the engine still would not start unscrew the plug and check its contacts Clean any possible petrol moisture i e an indication of engine overflow and screw it in again Further starting should only be done with the throttle turned down If the plug is dry then probably not enough fuel has been drawn into the carburetor If that is th...

Page 8: ...mbling make sure you arrange the membrane and gasket in a correct order recheck the pressure hose attached to the carburetor Replacing the reed valve unscrew and remove the carburetor mind the gasket unscrew four M4 screws on the flange remove the flange and take off the reed valve mind the gasket unscrew four M2 screws and remove the old valves replace them with new ones screw the screws back in ...

Page 9: ...Notes ...

Page 10: ...Notes ...

Page 11: ... Reed valve case 0401 Cylinder 1302 Reed valve 0402 Cylinder screws set 1303 Reed valve screws 0403 Cylinder nut 1304 Reed valve gasket upper 0404 Cylinder gasket 1305 Reed valve gasket bottom 0405 Exhaust screws set 1306 Reed valve strap 0406 Exhaust nut 1307 Carburetor screws 0407 Exhaust flange gasket 0701 Piston 1300 set 1301 1302 1303 1305 1306 0702 Piston ring 3314B Electronic ignition 175 N...

Page 12: ...balanced or damaged propeller damage arising from the use of a too small or a too big propeller damage arising from the use of low quality fuel damage arising from the use of other than original spare parts and accessories damage arising from sucking a foreign object into the engine damage arising from any improper use For further questions please contact MVVS spol s r o tr Kpt Jarose 35 602 00 Br...

Reviews: