Servicing & Replacement of Parts
Publication No. 559779
28
Servicing & Replacement Parts – Page 28
14)
Boiler Control Board.
IMPORTANT
Before replacing the control board refer to fault finding
section of these instructions. The control should only be
replaced if the diagnostic display indicates it is faulty.
a)
Remove decorative door as described in 'Servicing
Boiler'.
b)
Remove screw retaining access door on under side of
boiler. Fig. 21.
c)
Remove screw retaining control front panel and tray. Fig.
21.
d)
Gently pull front panel forward removing connectors
from the control as they become accessible. Fig. 22.
15)
Boiler Control Board Fuses.
a)
Remove decorative & functional doors as described in
'Servicing Boiler'.
b)
Remove screw retaining access door on under side of
boiler. Fig. 21.
c)
Remove screw retaining control front panel and tray.
Fig. 21.
d)
Gently pull front panel forward removing connectors
from the control as they become accessible. Fig. 22.
e)
Remove old fuse and replace with the correct Potterton
component T - 3.15A (Part No. 933005).
f)
Replacement is the reverse of removal.
Summary of Contents for Envoy Flowsure
Page 4: ...Technical Data Publication No 559779 4 Technical Data Page 4 Fig 2 ...
Page 13: ...Publication No 55977 Installation 13 Installation Page 13 ...
Page 32: ...Fault Finding Chart Publication No 559779 32 Fault Finding Page 32 ...
Page 33: ...Publication No 55977 Fault Finding Chart 33 Fault Finding Page 33 ...
Page 34: ...Fault Finding Chart Publication No 559779 34 Fault Finding Page 34 ...
Page 36: ...Boiler Wiring Layout Publication No 559779 36 8 Boiler Wiring Layout Page 36 ...
