
The appliance and its individual shut-off valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressures in excess of.psi (3.45 kPa). 8. The appliance must be isolated from the gas supply piping system by closing its individual manual shut- off valve during any pressure testing of the gas supply piping system at test pressures equal to or less then.psi (3.45 kPa). 9. This appliancemust be installed under a ventilation hood. 10. Donot obs