Installation Instructions UFK 1.1100 Ex
KNF Flodos UFK1.1100Ex O&M-Rev2
18
Figure 8: Overpressure protection
6 Overpressure protection .27
Overpressure protection is provided as standard on this HazLoc
model.
6.1 Dismantling and cleaning
To prepare for dismantling, refer to Section 5.2.
Qty
Tools
1
Allen key size 4mm
1
Torx screwdriver T10
Table 2
1. Unscrew the set screw (
2
) completely and remove it to relieve
the pressure spring (
3
).
Note: Do not adjust the hex nut (
1
), as this defines the pres-
sure and position for installation.
2. Undo the four head screws (
4
) and remove the top part (
5
).
3. Remove the pressure spring (
3
), washer (
6
), support (
7
),
sliding disk (
8
), and diaphragm (
9
).
It is recommended that you replace the diaphragm (
9
).
Cleaning the overpressure protection
4. Clean and dry the parts with a cloth. Do not use solvents for
cleaning, as they can harm plastic parts.
5. If compressed air is available, blow out the components.
6.2 Assembling
1. Insert the diaphragm (
9
) in the connecting plate.
2. Place the parts on the diaphragm (
9
) in the following order.
Sliding disk (
8
), support (
7
), and washer (
6
).
3. Place the top part (
5
) on the connecting plate.
4. Tighten the four head screws (
4
) in a diagonal sequence to 0.7
Nm.
5. Insert the pressure spring (
3
) and turn the set screw (
2
) to its
original position. Secure with the hex nut (
1
).
NOTICE
The pressure setting on the overpressure relief valve must be
checked.
Tools
1
Hex nut
2
Set screw with bolt
3
Pressure spring
4
Head screws .27
5
Top part .27
6
Washer
7
Support
8
Sliding disk
9
Diaphragm .27
Summary of Contents for UFK 1.1100 EX
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