Carrier 17/19EX - Manual (Page 135)

Machine Dehydration
Dehydration is recommended if the machine has been open for a considerable period of
time, if the machine is known to contain moisture, or if there has been a complete loss of
machine holding charge or refrigerant pressure.
Click here for Table 5A — HFC-134a Pressure — Temperature (F)
Click here for Figure 28 — 17/19EX Leak Test Procedures
Click here for Table 5B — HFC-134a Pressure — Temperature (C)
Do not start or megohm test the compressor motor or oil pump motor, even for a
rotation check, if the machine is under dehydration vacuum. Insulation break-
down and severe damage may result.
WARNING
!
WARNING