Bond

One can see the bond setting:

// Bond settings
editor.avr.bondManager.settings

Delete one bond pair

One can delete one bond pair by:

delete editor.avr.bondManager.settings['C-H']

Hydrogen bond

One can see the hydrogen bond setting:

// Hydrogen bond settings
editor.avr.bondManager.settings['H-O'].min = 1.5;
editor.avr.bondManager.settings['H-O'].max = 2.5;
editor.avr.bondManager.showHydrogenBonds = true;
editor.avr.drawModels();