A thermostatic expansion valve (TXV) is designed to maintain a specific amount of superheat at the outlet of the evaporator. If the superheat value is too high or too low, the TXV may be the cause.

Q I am thinking of putting a multi-fuel stove into the existing fireplace of a Victorian cottage. While it is preferable to put in a flue liner, do Building Regs require the flue to be lined in these ...

When servicing refrigeration or air conditioning systems that incorporate reciprocating or piston-type compressors, worn compressor rings and/or leaky compressor suction or discharge valves can cause ...