MU1H-1130GE23 R0617
9
Honeywell GmbH
GB
11. Troubleshooting
12. Spare Parts
13. Accessories
Problem
Cause
Remedy
Water is escaping from the spring
bonnet
Diaphragm in valve insert is faulty
Replace valve insert
Too little or no water pressure
Shutoff valves upstream or downstream
from filter not fully open
Open the shutoff valves fully
Pressure reducing valve is not set to the
desired outlet pressure
Set outlet pressure
Filter mesh dirty
Reverse rinsing
Not fitted in flow direction
Fit filter in flow direction (note direction of arrow
on housing)
The outlet pressure set does not
remain constant
Filter mesh dirty
Reverse rinsing
Valve insert, sealing ring or edge of
nozzle is contaminated or worn
Replace valve insert
Rising pressure on outlet (e.g. in boiler) Check check valve, safety group etc.
No. Description
Dimension Part No.
1
Spring bonnet complete
1
/
2
" +
3
/
4
" 0901515
(with setting scale)
1" + 1
1
/
4
" 0901516
1
1
/
2
" + 2" 0901518
2
Valve replacement set
1
/
2
" +
3
/
4
" D06FA-1/2
complete (without strainer)
1" + 1
1
/
4
" D06FA-1B
1
1
/
2
" + 2" D06FA-11/2
3
Seal ring set
1
/
2
" 0901443
(pack of 10)
3
/
4
" 0901444
1" 0901445
1
1
/
4
"
0901446
1
1
/
2
" 0901447
2"
0901448
4
Pressure gauge
M07M-A10
0 - 10 bar
5
O-ring set
1
/
2
" +
3
/
4
" 0901246
(pack of 10)
1" + 1
1
/
4
" 0901499
1
1
/
2
" + 2" 0901248
6
Filter insert complete
upper/lower mesh size
105/135
m
1
/
2
" - 1
1
/
4
"
AF11S-1A
1
1
/
2
" - 2"
AF11S-11/2A
Filter mesh size 20
m
1
/
2
" - 1
1
/
4
"
AF11S-1B
1
1
/
2
" - 2"
AF11S-11/2B
Filter mesh size 50 µm
1
/
2
" - 1
1
/
4
"
AF11S-1C
1
1
/
2
" - 2"
AF11S-11/2C
Filter mesh size 200
m
1
/
2
" - 1
1
/
4
"
AF11S-1D
1
1
/
2
" - 2"
AF11S-11/2D
Filter mesh size 300
m
1
/
2
" - 1
1
/
4
"
AF11S-1E
1
1
/
2
" - 2"
AF11S-11/2E
Filter mesh size 500
m
1
/
2
" - 1
1
/
4
"
AF11S-1F
1
1
/
2
" - 2"
AF11S-11/2F
7
Clear filter bowl
1
/
2
" - 1
1
/
4
" KF11S-1A
1
1
/
2
" - 2"
KF11S-11/2A
8
O-ring set
1
/
2
" - 1
1
/
4
" 0900747
(Pack of 10)
1
1
/
2
" - 2"
0900748
9
Drain connector
1
/
2
" - 2"
AA76-1/2A
10
Ball valve complete
1
/
2
" - 2"
KH11S-1A
11
Double ring wrench
For removing the filter
bowl and spring
1
/
2
" - 1
1
/
4
" ZR10K-1
bonnet (no fig.)
1
1
/
2
" + 2" ZR10K-11/2
Z11S
Automatic reverse rinsing actuator
For automatic filter cleaning at presettable intervals
FT09RS Red-bronze filter bowl
For temperatures up to 70°C and operating pres-
sures up to 25.0 bar
RV277 Inlet check valve
Available in sizes R
1
/
2
" - 2"
VST06 Connection set
Connection set
A = Threaded male connection;
B = Solder union connection
AF11S Filter insert complete
Available with filter meshes 20
m, 50
m, 100
m,
200
m, 300
m, 500
m