Haier S75EHF User Manual - Page 12

I°ns²ta×ll°atËionµ iÃns÷tructions 4. After connected the line, you can debugging it according to the use notice explanation on the plug . Precautions in pipeline installation 1.Aprn¹oyblfÜeomrmÂs o·inf mu°soe²d.ifi×ca°tion×o¢f thÒe âinsÊtalÂlatiÏonîstructure of the water heater may cause 2.There are 5 ways for the heater pipeline to enter the house: flue, exhaust pipe, penetrating hole, special pipeline well for solar water heater, embedded bushing. Of which the first 3 are relatively popular. Before installing the pipeline, the installation personnel will discuss the entering way and installation position of the pipeline with you for your convenient use. During piping, the penetrating hole must have an adverse slope and be sealed properly to prevent rain and odor from coming into the house. 3.The overflow pipe must be fastened firmly and its indoor opening must be kept downward. The overflow water can be discharged directly into the sewer. The distance between the opening of the overflow pipe and the sewer plane should not be more than 15cm. Never hang the overflow pipe arbitrarily as splash of large amount of overflow water will damage articles in your house. 4.Never install valve in the overflow pipeline to ensure rapid, accurate transfer of Full-of-Water signal. 5.Check valves should be installed on the trunks of water supply and drain pipes that are connected with the tap water pipe to prevent back flowing of water in the tank. 6.When several water heaters are combined, the installation plan should be validated by a professional service person . Pipelines thermal insulation notice 1.Outdoor pipelines should be thermal insulated according to local climate, bad thermal insulation may lead to heat loss. 2.The outlet used by electric tracing belt must ground reliably. The rated current of outlet is less than 10A, ensure is connected to plug reliably. 3.Fixing electric tracing belt on cold and hot water pipes, in order to touch well, it should be fixed with insulating tape per 500 mm. 4.Waterproof should be tied up on thermal insulating pipes, for example aluminum foil cloth, glass fibre cloth, ethylene polyester waterproof film etc. Note: in cold area, electric tracing belt should be fixed on outdoor pipelines. Otherwise when the environmental temperature is lower than -5 , any innocent thermal insulation will lead to the pipelines frozen, resulting in the pipelines damage. 9