A heat pump system includes a compressor, a reversing valve, an outdoor heat exchanger and an indoor heat exchanger in a circuit, and a refrigerant-to-water heat exchanger. The deadbolt mechanism includes a deadbolt, key cylinder, housing, turn knob and a shaft that connects the key cylinder and turn knob. The effective location may be use to report an estimated location of a communication terminal communicating with the given base transceiver station. A method of accessing information in a client-server network architecture according to the invention includes the step of maintaining a database on the server which keeps track of where desired information is stored on the network. 02 mm to a depth of less than about 0. A rectangular wave reset circuit is provided so as to reset the generation of the rectangular wave signal at a rising of the dimmer signal.