User manual HONEYWELL SG162

[. . . ] 1 Safety group SG 162 x Shut-off valve y Test screw for non return valve z Non return valve { Diaphragm safety valve with venting facility | Discharge tundish with rosette Hot water connection pipe with connectors and rosette ~ Bent connection tube with connectors and rosette 1. Install safety group into wall q Screw cold water inlet 1 into cold water supply 2 q Screw hot water outlet 3 into hot water distribution 4 . [. . . ] The safety group can be mounted right or left. For safety reasons, during heat-up water may discharge from the discharge pipe. Planned maintenance is recommended and DIN 1988, Part 8 specifies the following operations: 3. 1 Check Valve Testing The check valve must be tested once a year. Until the pressure has been relieved, a little water will emit from the test valve. Emission of water should stop after a few moments. If water continues to drip or run without stopping, then the check valve is either damaged or dirty. 2 Safety valve inspection To be carried out by user or specialist every six months: 1. Operation check by testing the safety valve function: Vent the valve during normal operation of the system. The discharged water should run away properly and the valve then fully shut off when released. If the valve does not function properly, venting several times may correct the situation. Visual inspection of the outlet pressure on a pressure gauge at zero flow and peak flow rate (large take off). [. . . ] Any variation from this or other use will not comply with requirements. All assembly work has to be carried out by authorized specialists. [. . . ]