Vaillant ecoTEC plus Installation And Maintenance Instructions Manual page 69

Pump, remaining feed head ................................................ 36
Purging ................................................................................ 31
R
Regulations ........................................................................... 6
Remaining feed head, pump ............................................... 36
Repair work, completing...................................................... 47
Repair work, preparing .................................................. 37, 41
S
Safety devices ..................................................................... 11
Scale ................................................................................... 19
Scale deposition .................................................................. 19
Scope of delivery................................................................. 12
Self-test ......................................................................... 37, 60
Serial number ...................................................................... 10
Service message................................................................. 41
Shift-load cylinder charging pump, replacing ...................... 45
Shift-load cylinder expansion vessel ................................... 44
Shift-load cylinder impeller sensor, replacing...................... 46
Shift-load cylinder PCB, replacing....................................... 46
Shift-load cylinder, connecting ............................................ 24
Shift-load cylinder/heat generator pipe connections ........... 20
Side section, installing......................................................... 18
Side section, removing ........................................................ 18
Spare parts.......................................................................... 41
Status codes........................................................................ 27
Switching off ........................................................................ 28
Switching on ........................................................................ 28
T
Target feed temperature...................................................... 28
Technical data ....................................................................... 8
Telephone number, competent person ............................... 28
Test programmes .......................................................... 28, 60
Treating the heating water................................................... 29
U
Unit configuration ................................................................ 35
Unit connection piece for the air/flue pipe, removing .......... 23
Unit connection piece for the air/flue pipe, replacing .......... 23
Unit connection piece, 80/125 mm diameter, installing ....... 23
V
Validity of the instructions...................................................... 9
Venturi ................................................................................. 42
Venturi, replacing ................................................................ 43
W
Weight ................................................................................. 17
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0020244998_04 ecoTEC plus Installation and maintenance instructions