Troubleshooting; Spare Parts - Honeywell D05FS Installation Instructions Manual

10. Disposal
• Dezincification resistant brass housing
• High-quality synthetic material valve insert
• High-quality synthetic material spring bonnet with adjust-
ment knob and setting scale
• Spring steel adjustment spring
• Fibre-reinforced NBR diaphragm

11. Troubleshooting

Problem
Beating sounds
Water is escaping from the spring
bonnet
Too little or no water pressure
The outlet pressure set does not
remain constant

12. Spare Parts

No. Description Dimension
1 Spring bonnet /
1
2
complete with setting
1
1
scale
2 Valve insert /
1
2
complete (without
1
1
filter)
3 Replacement filter 1/2" - 1"
insert
4 Blanking plug with O- /
1
2
ring R / " (5 pcs.)
1
4
MU1H-1034GE23 R0514
Cause
Pressure reducing valve is too
large
Diaphragm in valve insert is faulty
Shutoff valves up- or downstream of the
pressure reducing valve are not fully open
Pressure reducing valve is not set to the
desired outlet pressure
Filter in pressure reducing valve is conta-
minated
Pressure reducing valve is not fitted in flow
direction
Filter in pressure reducing valve is conta-
minated or worn
Valve insert, sealing ring or edge of nozzle
is contaminated or worn
Rising pressure on outlet (e.g. in boiler)
Part No.
" - 1" 0901515
/ " - 2" 0903890
4
" - 1" D05FA-1/2B
/ " - 2" D05FA-11/4B
4
ES05F-1/2A
" - 2" S06K-1/4
GB
• NBR and EPDM seals
Observe the local requirements regarding correct
waste recycling/disposal!
Remedy
Call our Technical Customer Services
Replace valve insert
Open the shutoff valves fully
Set outlet pressure
Clean or replace filter
Fit pressure reducing valve in flow direction
(note direction of arrow on housing)
Clean or replace filter
Replace valve insert
Check check valve, safety group etc.
13. Accessories
M38K Pressure gauge
Housing diameter 50 mm, below connection thread
G1/4". Ranges: 0 - 4, 0 - 10, 0 - 16 or 0 - 25 bar.
Please indicate upper value of pressure range when
ordering
DS05 Insulation shells
Please indicate nominal size (1/2 to 2") when orde-
ring e.g. DS05-1/2
ZR06K Double ring wrench
For removal of spring bonnet
VST06-A Connection set
Threaded connections
VST06-B Connection set
Solder connections
7 Honeywell GmbH