Viessmann MatriX Service Instructions For Contractors page 17

Checking the rotary damper setting
D
+
LDW1
-
B
A
+
LDW2
-
Fig. 10 500 kW
Control cable between LDW2 Plus and combustion
A
chamber ( 4 mm, L 185 mm)
7
Control cable between LDW1 Minus and Venturi
B
( 4 mm, L 600 mm)
7
D
+
LDW1
-
B
A
+
LDW2
-
Fig. 11 630 kW
Control cable between LDW2 Plus and combustion
A
chamber ( 4 mm, L 185 mm)
7
Control cable between LDW1 Minus and Venturi
B
( 4 mm, L 600 mm)
7
C
C
D
C
C
D
Commissioning, inspection, maintenance
(cont.)
Control cable between LDW1 Plus and Venturi
inlet ( 4 mm, L 410 mm)
7
Control cable between gas solenoid valve and
Venturi ( 6 mm)
7
Control cable between LDW1 Plus and Venturi
inlet ( 4 mm, L 410 mm)
7
Control cable between gas solenoid valve and
Venturi ( 6 mm)
7
17