Alpha-InnoTec LW 140 A/RX, Operating Manual, Page: 32 / 48

32
1) Heat pump
2) Underfloor heating / radiators
3) vibration isolation
4) Sylomer strip machine underlay
5) closure and drainage
6) expansion vessel packing list
7) safety valve
8) closure
9) heating circulation pump
10) check valve
11) individual room regulation
12) overflow valve
13) steamtight insulation
14) domestic hot water circulation pump
15) mixer circuit three-way mixer (discharge)
16) expansion vessel supplied by customer
17) temperature difference regulator
18) heating element (heating)
19) mixer circuit four-way mixer (charge)
20) heating element (domestic hot water)
21) mixer circuit circulation pump
22) swimming pool circulating pump
23) feed circulating pump
(reconnect the integrated circulating pump in
the heat pump)
24) manometer
25) heating and domestic hot water circulation
pump
26) changeover valve domestic hot water
(B = normally open)
27) heating element (heating and domestic hot
water)
28) brine circulation pump
29) dirt-trap 1 mm mesh
30) spill-tray for brine mix
31) wall breakthrough
32) feed pipe
33) brine distributor
34) ground collector
35) ground probe
36) groundwater spring pump
37) thermostat 0°C - 16°C
38) flow switch
39) suction well
40) inverted well
41) rinse fitting heating circuit
42) circulation pump
43) brine / water heat exchanger (cooling function)
44) three-way mixer valve (cooling function)
45) cap valve
46) filler and drainage valve
47) changeover valve swimming bath preparation
(B = normally open)
48) domestic hot water charging pump
49) direction of groundwater flow
50) buffer storage
51) separator storage
52) gas- or oil-boiler
53) wood boiler
54) domestic hot water storage
55) brine pressure monitor
56) swimming pool heat exchanger
57) geothermal heat exchanger
58) indoor ventilation
59) plate heat exchanger
60) changeover valve cooling operation
(B = normally open)
61) cool storage
62) heat meter (optional)
63) changeover valve solar circuit
(B = normally open)
64) ----------
65) compact distributor
101) controls supplied by customer
102) dew-point monitor (optional)
103) room thermostat for reference space in packing
list
104) supply heat pump
105) cooling circuit module box removable for
installation
106) specific glycol mixture
107) scald protection / thermostatic mixer valve
108) solar pump assembly
109) overflow valve must be closed
110) packing list hydraulic tower
111) mounting for additional heating element
TA / A external sensor
TBW / B domestic hot water sensor
TB1 - 3 / C feedwater sensor mixer circuits 1 - 3
D floor temperature limiter
TSS / E sensor, temperature difference control (low
temperature)
TSK / E sensor, temperature difference control (high
temperature)
TEE / F sensor external energy source
TRL / G sensor external return
STA line pressure regulator valve
Important notice. These hydraulic diagrams are
schematic representations and are for assistance
only. They do not relieve of the obligation to carry
out appropriate planning! They do not include all
necessary shut-off valves, ventilator fittings or safety
devices. These must be incorporated in accordance
with the standards and regulations applicable to the
respective installation.
UK090921
We reserve the right to modify technical specifications without prior notice.
83051400aUK
© Alpha-InnoTec GmbH
Hydraulic connection Hydraulic legend