Troubleshooting - Bencke QWT 100-20 Installationsanleitung

6. Where possible, all stainless steel elements within the pool parameters should be
banded.
7. It is essential to choose the correct grade of stainless steel (AISI-304 or AISI-
316) in pool installations that are typically affected by severe ambient or water
conditions.
Storage
1. Stainless steel elements that are not in use should be removed, washed with
fresh water, dried and stored away from chemical products and dosing appara-
tus.
2. Where staining or calcium deposits occur, clean with stainless steel cleaner and
enhancer without scouring with abrasive materials. Wash afterwards with plenty
of fresh water and dry well.
8

Troubleshooting

Effect
No performance
Checking the possible reason
have the blocking units been opened?
is the heat exchanger completely filled with water in both
cycles?
has the heat exchanger been ventilated?
is there sufficient flow (see Technical Data) in the heating cycle?
Technical Data
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