Biasi RIVA COMBI Service Manual page 26

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Third Part
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6) Loosen the connection H and remove the
group.
7) Before removing the tank flange mark its
position for the reassembling.
8) Remove the eight nuts I and pull down the
flange.
9) Cleaning of the coil and the inside of the
storage tank should be done with a rag to
remove any lime deposits.
4 Removal of the Storage Tank
Perform the operations described above up to
point 6 to remove the lower fitting. For the upper
fitting do the following:
1) Unscrew the connections M,N,O (Figure 5).
RIVA COMBI SERVICE MANUAL – REV A
Figure 5
(edition-0106)
2) Unscrew the nut P (Figure 6).
2) Loosen the screws L (Figure 3).
3) Lift the storage tank, which is attached to the
case by a bracket, and remove it.
4) Reassemble the boiler carrying out the
removal operations in reverse order.
M
Attention - Only use the lubricant
N
O
D.h.w. Storage Tank
Figure 6
recommended in the spare parts
catalogue to lubricate the O-rings.
P
3-2