Patrick Ng wrote: >Subject: CO2 gone quickly > >Dear all, > > Is gas leakage a possible cause of the problem >and how do I find out where the leakage is? It's very likely. Get a small paint brush and a little bowl of soapy water (water with a squirt of dish soap). Paint the soapy water around all joints. If you see bubbles forming the joints are leaking. Olga in Vancouver