Checking the plate-type heat exchanger
F
Cold water
G
Heating return
K
Heating flow
H
DHW
1.
Shut off and drain the boiler on its
heating water and DHW side.
2.
Release side closures and pivot
control unit
A
forward.
3.
Pull the leads from comfort
sensor
B
.
4.
Remove thermal insulation
E
.
Repairs
89
Troubleshooting
5592
817
GB
Service
Summary of Contents for VITOPEND 200
Page 12: ...Opening the control unit casing 12 Installation sequence 5592 817 GB...
Page 16: ...Fitting the programming unit into the control unit 16 Installation sequence 5592 817 GB...
Page 17: ...Fitting the front panel 17 Installation sequence 5592 817 GB Installation...
Page 113: ...Connection and wiring diagram internal connections 113 Designs 5592 817 GB Service...
Page 119: ...Parts lists cont 119 Parts lists 5592 817 GB Service...
Page 120: ...Parts lists cont 120 Parts lists 5592 817 GB...
Page 121: ...Parts lists cont 121 Parts lists 5592 817 GB Service...
Page 122: ...Parts lists cont 122 Parts lists 5592 817 GB...
Page 130: ...130 5592 817 GB...
Page 131: ...131 5592 817 GB...