124
Draining gas condensing module on the heating water side
A
Fig. 92
1.
Shut off the connections on the heating water side.
2.
Attach a hose to drain valve
A
and connect to a
drain.
3.
Open drain valve
A
.
Draining the heating water buffer cylinder
Fig. 93
1.
Check that the fuel cell module is switched off.
2.
Connect the hose to the drain valve and route it
into a suitable container or drain outlet.
3.
Turn the lever on the drain valve to position
C
.
Note
This will not drain the process circuit of the fuel cell
module. See page 81.
Troubleshooting
Repairs (gas condensing module)
(cont.)
5775 636 GB
Diagnosis
Summary of Contents for C3TB
Page 136: ...136 Troubleshooting Repairs gas condensing module cont 5775 636 GB Diagnosis ...
Page 143: ...143 Parts lists Heat cell assembly 5775 636 GB Components ...
Page 160: ...160 Parts not shown 0009 PCB IU100 B30 Parts lists Fuel cell assembly 5775 636 GB Components ...
Page 161: ...161 Parts lists Fuel cell assembly cont 5775 636 GB Components ...
Page 187: ...187 5775 636 GB ...
