Applicable Systems
Serie
Symptoms
A blockage or fouling condition has been detected, reducing system efficiency and performance.
Possible Causes
- Accumulation of debris or scale in the flow path
- Filter or strainer clogged
- Heat exchanger surface fouled
Troubleshooting Steps
- Step 1: Inspect and clean or replace filters and strainers
Filters and strainers clean - Step 2: Check heat exchanger tubes for fouling and clean if needed
Heat exchanger tubes clean - Step 3: Verify flow rates are restored to design values after cleaning
Flow rates meet design specifications
How to Reset
To reset: Clear the blockage alarm after confirming normal flow is restored.
Source: Bosch Dryer Service Manual, BSH Hausgerate GmbH
Category: Air Dryer