Screw in the drops and do a test with the third party inspector (air test). There are two gas valves. Make sure you reset both. They are in the front by the two hoods - there is an access panel to get to them. BOBBY CHISHOLM (202) 658-8295 (Infinity) Fire Protection Installation Install Ansul 6 gallon OEM. Fix pull station, finish system, set up for test. Screw in the drops and do a test with the third party inspector (air test).