Checking The Door Opening Module (Optional) - Bosch SPS40C12GB Repair Instructions

Test
5.12

Checking the door opening module (optional)

For measurements, see the circuit diagrams
Prerequisite:
• Top of the appliance is accessible.
• Desk top has been removed (optional).
Plug contacts may be damaged!
► Check the plug contact.
5.12.1 Types of door opening modules
There are different types of door opening modules.
Type Components
1 With bus connection, with in-
tegrated electronics (D-BUS
connection)
2 With bus connection, with in-
tegrated electronics (D-BUS
connection)
3 Without bus connection, with-
out integrated electronics (2-
pin connection)
Table 4: Overview of various types of door opening modules
►
5.12.2 Checking door opening modules types 1 and 2
1. Start the customer service test programme.
2016-03-02 / DIS 840_58300000176874_ara_en_c
Function
Door opening assistant (with
and without Eco drying)
Eco drying (1)
Eco drying (2)
Copyright by BSH Hausgeräte GmbH
2. Perform the steps of the customer service test programme up to the final step:
open door.
3. Measure the supply voltage at the (bus) connector of the cable connection.
4. 0 If the supply voltage agrees with the value given in the circuit diagram
► replace the defective door opening model. (Page 140)
5. 0 If the supply voltage does not agree with the value given in the circuit
diagram
► check the line resistance R at the plug-in connections.
6. 0 If the line or plug-in connection is interrupted (R > 0 to infinity)
► replace the defective cable harness.
7. 0 If the line is intact (R = 0)
► replace the defective power module (Page 91)
5.12.3 Checking door opening modules of type 3
1. Start the customer service test programme.
2. Perform the steps of the customer service test programme up to the final step:
open door.
3. Measure the supply voltage at the plug of the cable connection (at the moment
it is being electrically actuated).
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