Installation and operating instruction
Hydraulic unit WWP LS 8 ... 16-B
3 Product description
83306902 2/2017-05 La
11-88
3.3 Function
The hydraulic unit transfers the heat supplied by the outdoor unit to the heating cir-
cuit.
An internal circuit reversal in the outdoor unit allows the hydraulic unit to be used
for cooling.
Overview water and refrigerant carrying parts
1
2
3
5
6
7
9
4
8
1
Condenser
2
Air separator
3
Quick action vent valve
4
Safety valve
5
Expansion vessel 18 l / 0.75 bar
6
Filler valve expansion vessel
7
Three way valve
8
Service connection 3/8" pipe (liquid pipe)
9
Sludge separator