Viessmann Vitogas 050 Rs Series Installation & Service Manual page 29

Vitogas 050, RS Control and Accessories Parts List
Ref. No. Description of part
A Pressure relief valve 1˝ 50 psi
B Automatic air vent
C Pressure gauge 0-100 psi
D Vitotronic controls
E Adjustable high limit (not shown)
F Fixed high limit (not shown)
G Pump aquastat (not shown)
H 7-pole #41 plug male (comes with all the boilers)
I Two-stage module and 4-pole #90 plug (comes with 2-stage boilers only)
J Junction box (factory prewind)
J1 Junction box (supplied with all boilers. Used only with the Vitotronic 100)
K 7-pole 41 plug female
L Nat. gas valve & regulator 1˝
M Automatic gas valve 1˝
N Nat. gas valve & regulator 1
O Automatic gas valve 1
P Pilot pressure regulator MAX-RV101/835
Q Solenoid pilot valve S311AF01NGHF
R Ignition module S8600B 1025 (15 sec. lockout)
S Wiring harness for flame rod and ground
T Ignition cable (36˝)
U Manual gas valve 1˝ NPT
V Manual gas valve 1
W Brass ball valve
Complete gas train RS-8, 1˝ nat. gas, 24V
Complete gas train RS-11, 1
Complete gas train RS-14, 1
*Obtain replacement parts from your Viessmann dealer. Installation of incorrect replacement parts can cause unsafe operation.
*Refer to the corresponding Vitotronic boiler control manual for details.
*Refer to the corresponding wiring diagram shipped with the boiler (affixed to the inside of the front access panel).
*Mid panel does not show all other wiring harnesses and plugs. Locations of components are not exactly as shown.
1
⁄ ˝
4
1
⁄ ˝
4
1
⁄ ˝ NPT, 24V
8
1
⁄ ˝ NPT
4
1
⁄ ˝ for pilot line
4
1
⁄ ˝ nat. gas, 24V
4
1
⁄ ˝ nat. gas, 24V
4
RS-8 RS-11 RS-14
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1
1
1 1
1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
2
2 2
1 1 1
1
1
1
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