Eliminate Fault; Status Indicator On The Individual Installed Or Higher-Level Cascade Module; Status Indicator On The Lower-Level Cascade Module; Environment / Disposal - Bosch MC 400 Installation Instructions For Skilled Labour

5

Eliminate fault

Only use original spare parts. Any damage resulting from
spare parts that are not supplied by the manufacturer is
excluded from liability.
If a fault cannot be rectified, please contact the responsible
service engineer.
The indicator shows the operating condition of the module.
4 5 6
3 7
2
1
0 10
5.1 Status indicator on the individual installed or higher-
level cascade module
Operating
Icon Possible cause Remedy
Constantly Power supply ▶ Turn on the mains power supply.
OFF interrupted.
Fuse faulty. ▶ When the power supply is switched
Short circuit in BUS ▶ Check BUS connection and repair if
connection.
Constantly Coding card in invalid ▶ Set the coding card.
red position or in
intermediate position.
Temperature sensor is ▶ Check temperature sensor.
defective
▶ If values do not match, replace the
▶ Check voltage at temperature sensor
▶ If the sensor values match but the
Internal fault ▶ Replace module.
Flashing Stop switch on I3 is ▶ Check the stop switch.
red open
Flashing Switch for max. Check max switch on I2
green performance is closed
Flashing Initialisation –
yellow
Constantly Coding card set to 0 ▶ Set the coding card.
green
No fault Normal operation
Table 7
MC 400
8
9
6 720 647 922-52.1O
off, replace the fuse ( fig. 21,
page 89)
required.
sensor
terminals in the module.
voltage values do not match, replace
the module.
5.2

Status indicator on the lower-level cascade module

Indicator
light Possible cause Remedy
Constantly Power supply ▶ Switch on the power supply.
OFF interrupted.
Fuse faulty. ▶ When the power supply is switched
Short circuit in BUS ▶ Check BUS connection and repair if
connection.
Constantly Coding card in invalid ▶ Set the coding card.
red position or in
intermediate position.
Internal fault. ▶ Replace module.
Flashing Initialisation –
yellow
Constantly Coding card set to 0. ▶ Set the coding card.
green
No fault Normal mode
Table 8
6

Environment / disposal

Environmental protection is a fundamental corporate strategy of the
Bosch Group.
The quality of our products, their efficiency and environmental safety
are all of equal importance to us and all environmental protection
legislation and regulations are strictly observed.
We use the best possible technology and materials for protecting the
environment taking into account economic considerations.
Packaging
We participate in the recycling programmes of the countries in which our
products are sold to ensure optimum recycling.
All of our packaging materials are environmentally friendly and can be
recycled.
Old electrical and electronic appliances
Electrical or electronic devices that are no longer
serviceable must be collected separately and sent for
environmentally compatible recycling (in accordance
with the European Waste Electrical and Electronic
Equipment Directive).
To dispose of old electrical or electronic devices, you
should use the return and collection systems put in place
in the country concerned.
Eliminate fault | 19
off, replace the fuse ( fig. 21,
page 89)
required.
6 720 819 669 (2016/05)