Buderus Logamatic SC40 User Manual

Logamatic SC40 - Specifications subject to change without notice.
11
Faults
4
4 Faults
4.1 Faults indicated on the display
When indicating a fault, the display is back-lit in red. In addition, the type of fault is indicated by sym-
bols. The individual fault messages can be retrieved using the rotary selector. Fault messages con-
tinue to be displayed until the fault is rectified.
V If a fault occurs, contact a qualified heating engineer.
Indication/Type of fault
Effect Possible causes Remedy
Sensor failure S1 ... S8
Associated components
(pumps/valves) are switched
off.
Temperature sensor not/incorrectly
connected.
Contact your heating engineer.
Temperature sensor or sensor lead
defective.
Contact your heating engineer.
Sensor short circuit S1 ... S8
Associated components
(pumps/valves) are switched
off.
Temperature sensor or sensor lead
defective.
Contact your heating engineer.
“No fluid flow in solar systems”/“secondary system”
The temperature difference
between collector temperature
sensor and bottom cylinder
temperature sensor or between
heat exchanger flow tempera-
ture sensor and bottom cylinder
temperature sensor is too
great.
Air in the system. Contact your heating engineer.
Pump is stalled. Contact your heating engineer.
Valves or shut-offs are closed. Contact your heating engineer.
Pipe clogged. Contact your heating engineer.
“Daily heating running time error”
The daily heating function has
not been carried out.
Target temperature not reached. Contact your heating engineer.
“Collector connections reversed”
Collector temperature drops
10 K (°C) within 15 seconds of
switching on.
Collector connections reversed. Contact your heating engineer.
Tab. 3 Possible faults indicated on the display

Buderus Logamatic SC40 Specifications

General

Brand	Buderus
Model	Logamatic SC40
Category	Network Router
Language	English