7.3. Cleaning
Caution !
Do not use any cleaning agents containing solvents
and/or alcohol to clean the plastic parts!
If nesseccary, the filter can be cleaned.
To be carried out by an installation company or the
operator.
Detergents must not be allowed to enter the environ-
ment or the sewerage system!
1. Close shutoff valve on inlet
2. Release pressure on outlet side (e.g. through water tap)
3. Close shutoff valve on outlet
4. Slacken tension in compression spring
• Turn control handle to the left (-) until it does not move
any more
5. Unscrew spring bonnet
6. Remove valve insert with a pair of pliers
7. Remove filter, clean and reinsert
8. Reassemble in reverse order
9. Set outlet pressure
9. 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
10. Spare Parts
No. Description
1
Valve insert complete
2
Blanking plug
with O-ring R1/4"
(5 pcs.)
Honeywell GmbH
r latest prices and delivery to your door visit MyTub Ltd - www.mytub.co.uk - info@mytub.co.uk
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.
3/8" - 3/4"
D04FSA
S06K-1/4
GB
8. Disposal
• Dezincification resistant brass housing
• High-quality synthetic material spring bonnet
• Spring steel adjustment spring
• NBR 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.
11. 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
5
MU1H-1039GE23 R0711