Figure 20 - Refrigeration Cycle - Daikin EWYD-BZ Series Installation, Maintenance & Operation Manual

Figure 20 - Refrigeration cycle

Valvola ritegno
Attacco 1/4" SAE
Valvola di sicurezza
Valvola di espansione
Pressostato alta pressione
Spia passaggio liquido
Pressostato bassa pressione
Trasduttore alta pressione
Rubinetto linea liquido
Rubinetto di aspirazione (optional)
Rubinetto di mandata
Rubinetto di carica 1/4" SAE
Direzione fluido in refrigerazione
Direzione fluido in riscaldamento
Figure shows two circuits unit. For thre circuit units the third circuit is identical to the first two and the evaporator has one
gas line and one liquid line more.
D-EIMHP00508-16EN - 36/64
Check valve
1/4" SAE connection
Safety valve
Expansion valve
High-pressure switch
Liquid flow sight glass
Low-pressure switch
High pressure transducer
Liquid line valve
Suction valve (optional)
Delivery valve
1/4" SAE charge valve
Direction of fluid for cooling
Direction of fluid for heating