Honeywell Home D15SN Instructions De Montage page 4

8 Troubleshooting
Problem
Water is escaping from the spring bonnet Diaphragm is faulty
Too little or no water pressure
9 Spare Parts
For Spare Parts visit homecomfort.resideo.com/europe
10 Accessories
For Accessories visit homecomfort.resideo.com/europe
GB
Cause
Spring bonnet not screwed flush
O-ring forgotten in the diaphragm piston
during assembly
Shut-off valves up- or downstream of the
pressure reducing valve are not fully
open
Pressure reducing valve is not set to the
desired outlet pressure
Pressure reducing valve is not fitted in
flow direction
4
Remedy
Replace diaphragm
Retighten the screws
Insert O-ring
Open the shut-off valves fully
Set outlet pressure
Fit pressure reducing valve in flow
direction (note direction of arrow on
housing)
MU0H-1049 GE23 R0919