Dimplex A8M - Refrigeration Cycle

Millbrook House, Grange Drive, Hedge End, Southampton, SO30 2DF
0844 879 3587
dimplex.co.uk | gdcgroup.co.uk
45
6.2 Refrigeration cycle
PTH
PTL
FLOW
RETURN
1. Evaporator 2. Fan 3. 4-way reversing valve 4. Compr
essor
5. Condenser 6. Liquid r
eceiver
7. Check valve 8. Filter dryer 9. Electronic expansion valv
e
10. EVI Economizer 11. EVI pr
essure transducer
12. Inverter 13. High pr
essure switch
14. Service valve 15. High pr
essure transducer
16. Low pr
essure transducer
T
1. Coil temp
T
2. External air temp
T
3. Flow temp
T
4. Retur
n temp
T
5. Compressor suction temp
T
6. V
apor injection temp
T
7. Liquid line temp
1
2
3
4
5
678
9
10
12
14
9
7
14
16
15
13
Ø10
Ø18
Ø12
Ø12
Ø18
Ø12
Ø10
REFRIGERANT CYCLE
EVI
11
T3
T4
T1
T2
T5
T6
T7
Direction of air ow