Name,Solar Energy Outer Install Mixing Valve Specification,31-3 Material,Zinc Unit Weight,490g Surface,Polishing and chromed Pressure rating,0.8Mpa(International Standard,0.6Mpa) Lifetime Test,Cartridge 500,000 times Universal size,DN15(1/2 Threaded Connection) 40mm cartridge Suitable Medium,Water, Air Package,Color Box 36 Boxes/Carton Size of Outer Carton,42*38*39cm Property,This product adapts to all kinds of Solar energy water-heating and electric water-heating. Sealing element of cartridge is made of 99 industrial ceramic dry pressure,with anti-high temperature,antri-corruption,anti-abrasion,sealing well and so many merits. Valve body is made of large tonnages of zinc die-casting machine casting, which surface is smooth and well compression resistance. Single-handle operates easily and elasticly, adjusting water temperature. Hand-adding water saves pipe and valve and is installed easily and with the function of preventing refluence. Spare parts are universal and easy to be disassembled.It is easy to be mended and connected. It can be changed freely with PPR pipe. Use and Maintenance, switch the handle to water outlet position turning left is hot water3. turning right is cold water 4. Middle position acts as mixer of cold and hot water 5. Rotating up 180 degrees is adding water when handle is in middle. 6. When water tank is full ,Rotating down 180 degrees to close water supply. 7. Please do not overexert when operating ,to avoid damage and effect use lifetime. 8. Please usually or regularly use cleanser to erase dirt. please wash the surface of the valve with clean water before erasing, then wipe it with soften cotton. Then gently erase it with neutral cleanser to keep its surface clean. Please do not use any cleanser with abrasion function, hard cloth, napkin, steel wire ball, or any acid, rough cleanser or soap to erase the surface of valve. Installation Method: Please firstly fix the mixing valve on the wall with stainless steel screws, then connect pipe with each outlet and inlet well and tighten the screw cap. RepairMethod, 1.Operating Tools,flat tip screw driver, monkey wrench 2.Leak in the outlet of water,take cold and hot sign as starting point,discharge and push out cartridge to exchange according to the order of belowed picture. 3.Leak in connecting position,Pls dismantle connect joint and check whether O-ring is broken or not,the connecting point is tightened or not.