... many running mode:cooling,heating,cooling/heating+hot water,hot water only. Water Source Heat Pump multi-function typeCooling Capacity 4. ... tube connection with charge valves, filter, thermostatic expansion valve (capillary for mod. 4.5-14), gas-liquid separator, high ... , cinemas, stadiums, recreations, office blocks, factories and so on. water source heat pump water heater (muti-function type)