the~ U Ivan Munninghoff Unless radios on/off switch mounted plastic trays commonly provided manufacturer radio purchased finding good easy secure way hang model can quite difficult some reason switches tend easily destroyed items event crash Finding good way mount switch may prevent some damage several commercially available switch mounts much simpler cheaper method definitely dont want use mounting switch directly side fuselage screws normally provided hole fuselage works like funnel suck sorts garbage outside fuel exhaust residue cleaning fluids dirt knows what else Any contamination can lead dirty contacts switch failure fuselage hole also creates stress concentration crash fuselage will tend fail switch hole dont believe look closely next couple wrecks field switch belongs somewhere inside fuselage means switch must activated some sort extension sticks out through fuselage side Ive good luck using piece small music wire stuck through hole drilled switch knob extended through side fuselage note caution switch knob doesnt already come hole drill carefully Forcing large dull drill bit through brittle plastic may cause break several pieces Drill very slowly starting smallest drill bit have Slowly work up 1116 less need Ive found 1/32 wire adequate use smallest diameter wire will still let push Bend wire shown drawing secure switch smallest collar can find Protect end wire another small collar wire sticks out fuselage Otherwise youll end up poking holes fingersAlways orient switch pushing wire toward fuselage turns radio off way wire gets bumped way field receiver batteries wont dead Just careful dont bump wire youre starting engine check controls frequently Mounting switch easy dont know didnt think years ago may slight modification technique saw somewhere else Im sure Anyway merely mount switch piece i/is plywood shaped shown Install plate under edge servo tray ends servos themselves youre using tray SWITCHSMALL WHEELOFF-ON COLLARS f SWITCH KNOB 1132M MUSIC WIRE FUSELAGE SIDE~ NOTCHES HOLES TO FIT UNDER SERVOS OR SERVO TRAY CUT S NEEED I /16 PLYWOOD L2J Li H MOUNTING @ zm] type switch mount reusable airplane radio moved its free enough may come loose may destroyed crash its too loose switch work well servos loose too Its mounted inside gunk cant get its easy l 1995 53