STIEBEL ELTRON HPG-I 04 S Premium - Data Table

Repair instructions
HPG-I 04-06-08-12-15 S-CS-DS-DCS
Premium
TQR
Page 42 from 48
D0000095883-c
The pressure socket for monitoring the housing pressure is integrated into the safety chain via a NO
contact. If the unit is opened, this interrupts the safety chain. Two different messages are written to the
message list.
• Service level
CODE
2-0248
Pressure monitoring Faulty
• Expert level
CODE
1-0004
High pressure
• Expert level
CODE
2-0248
Pressure monitoring Faulty
Picture pressure socket
connection
Electrical connectionPneumatic connection
17. Special repair specifications
17.1 Check housing tightness
If the front panel or the side panel have been opened, always check the respective sealing tape on the
corresponding panel for damage and replace it if necessary. The sealing tape is available as a spare part.
The unit must be checked for leaks after the cladding parts have been fitted:
• The electrical power supply must be established
• Open the measuring socket on the back of the unit.
• A pressure gauge is to be connected to the measuring socket via a pressure measuring hose
• The negative pressure must be at least 40 Pa.