Carrier 50EY - Manual (Page 46)

TROUBLESHOOTING
Typical refrigerant circuiting diagrams are shown in Fig. 43-45.
LEGEND
FPS — Freeze Protection Switch
HPS — High-Pressure Switch
LPS — Low-Pressure Switch
Fig. 43 — Typical Refrigerant Circuiting
(50EJ,EK,EW,EY024-034)
46