3
Table of contents
Table of contents
Note:
For your own safety, read the manual and always
observe the warnings and safety information on the
device and in the manual!
Power supply and mains connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
What is maintained or repaired? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10
Disassembling the pump head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11
15
20
21
Disassembling the housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
23
23
24
Removing the side panels of the device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
24
24
25
Removing and maintaining the pump drive . . . . . . . . . . . . . . . . . . . . . . . .
26
29
30
31
32
32
33
33
34
36
37
Replacing the LCD display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
37
37
Replacing the keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
38
38
39
39
Replacing the motherboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
40
42
Replacing the pressure sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
43
45
V7635A