Toshiba Estia RUA-CP1701H Installation Manual page 21

Monobloc Outdoor Unit
7.3 Hydronic module
There are 3 hydronic options for the unit RUA – CP1701H*, RUA – CP2101H*:
1 No Hydronic module
2 Hydronic module equipped with fixed speed single pump
3 Hydraulic module equipped with variable speed single pump (low available pressure)
CAUTION: The use of the hydronic module on open loop is prohibited.
Fixed speed pump
Legend:
1 Mesh filter (1.2mm mesh)
Water drain valve
Paddle flow switch
Expansion tank (8 litre / 1.0 bar g)
Safety valve (3.0 bar g)
8 Pump
Both Fixed speed and variable speed Hydronics modules come with an expansion tank.
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Installation Manual
Variable speed pump
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