resideo NK300S Instrucciones De Instalación página 4

BRAUKMANN NK300S BOILER FEED COMBINATION
Maintenance and cleaning of cartridge
insert
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CAUTION
Do not use any cleansers that contain solvents
and/or alcohol for cleaning the plastic parts,
because this can cause damage to the plastic
components - water damage could result.
Cleaning agents can lead to water damage!
Detergents must not be allowed to enter the environment
or the sewerage system!
1. Close shut off valve on inlet and outlet.
2. Remove blanking plugs.
3. Backflow preventer is released.
4. Remove cover from cartridge insert.
5. Remove cartridge insert and strainer.
6. Remove strainer from cartridge insert.
7. Clean or replace strainer and cartridge insert.
33-00339EFS—05
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WARNING
Do not dismantle cartridge insert in individual
parts!
8. Reassemble in reverse order.
• Push down the cartridge insert till it snaps in.
9. Check operation.
Outlet Check valve
1. Close shut off valve on inlet and outlet.
2. Remove blanking plugs.
3. Backflow preventer is released.
4. Remove valve insert of pressure reducing valve
acc. to "Pressure Reducing Valve insert" on page 3.
5. Replace check valve.
6. Mount valve insert of pressure reducing valve acc.
to "Pressure Reducing Valve insert" on page 3.
7. Check operation.
DISPOSAL
• Dezincification resistant brass housing.
• Discharge connection, valve cartridge, valve insert
and spring bonnet in high-grade synthetic material.
• Fiber-reinforced EPDM diaphragm.
• Seals in NBR and EPDM.
• Spring steel adjustment spring.
• Stainless steel fine filter mesh.
NOTE: Observe the local requirements regarding cor-
rect waste recycling/disposal!
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