User manual HONEYWELL D04FS

[. . . ] Use the appliance according to its intended use in good condition with due regard to safety and risk of danger. Note that the appliance is exclusively for use in the applications detailed in these installation instructions. [. . . ] 1 Setting outlet pressure Set outlet pressure min. Close shutoff valve on inlet Release pressure on outlet side (e. Through water tap) Fit manometer (standard version) Close shutoff valve on outlet Fit adjustment knob Slacken tension in compression spring o Turn control handle to the left (-) until it does not move any more 7. Turn adjuster knob until the manometer shows the desired value. We recommend a planned maintenance contract with an installation company In accordance with DIN 1988, part 8, the following measures must be taken: 7. 1 Pressure reducing valve Interval: once a year 1. Check back pressure using a pressure meter when there is zero through-flow o If the pressure is increasing slowly, the valve may be dirty or defective. In this instance, carry out servicing and cleaning 3. 2 Maintenance Frequency: every 1-3 years (depending on local operating conditions) To be carried out by an installation company 1. Slacken tension in compression spring o Turn control handle to the left (-) until it does not move any more 6. Remove valve insert with a pair of pliers 8. Check that sealing ring, edge of nozzle and 'o'-ring are in good condition, and if necessary replace the entire valve insert 10. [. . . ] Pressure reducing valve is too large o Call our Technical Customer Services Water is escaping from the spring bonnet · Diaphragm in valve insert is faulty o Replace valve insert Too little or no water pressure · Shutoff valves up- or downstream of the pressure reducing valve are not fully open o Open the shutoff valves fully · Pressure reducing valve is not set to the desired outlet pressure o Set outlet pressure · filter in pressure reducing valve is contaminated o Clean or replace filter · Pressure reducing valve is not fitted in flow direction o Fit pressure reducing valve in flow direction (note direction of arrow on housing) The outlet pressure set does not remain constant · 1 2 Valve insert complete Blanking plug with O-ring R1/4" (5 pcs. Please indicate upper value of pressure range when ordering [. . . ]