Dismantle of the gas stove

Dismantle of the old gas stove, supply of gas of met.truby. Options:
1. A hacksaw kontrogayka are higher, we unscrew the pipe rest further, we insert a keg on a fuma and we wind gaz.shlang about a paronite. laying.
2. We heat the hair dryer a kontrogayka and sgon, we untwist it is untwisted by means of 2 gazov.klyuchy, etc.
3. Extreme (itself never tried, but some masters use) - the Bulgarian higher kontragayka, are farther by option 1.