RH CGS-240 - Page 85

Troubleshoot/Maintenance
CGS-240 Manual 6/15/2021
Page 85 of 148
40
[Pc] Chamber Pressure Out of
Range
Chamber pressure is out of
operating range.
Verify chamber pressure.
Check pressure sensor
power and connection (see
section 6.2.7 or 6.6.6).
Faulty Saturator/Chamber
select solenoids (SOL4 &
SOL5) (see section 6.2.7).
41
[Lp] Presat Liquid Level not
filling
The pre saturator remains dry while
the fill pump has exceeded it’s max
run time.
Check distilled water
reservoir (see section
3.3.2.2)
If error persists after
reservoir has been filled you
may need to re-prime the
presat fill pump (see section
3.3.2.3 and 6.3.2).
Faulty Saturator/Chamber
select solenoids (SOL4 &
SOL5) (see section 6.2.7).
42
[Prl] Refrigeration Pressure
Low Out of Range
Low side refrigeration pressure
sensor is out of operating range.
Check pressure sensor
power and connection. (see
section 6.4.6 or 6.6.3)
43
[Prh] Refrigeration Pressure
High Out of Range
High side refrigeration pressure
sensor is out of operating range.
Check pressure sensor
power and connection. (see
section 6.4.6 or 6.6.3)
45
[Ph] Pressure High Range Out
of Range
High range pressure sensor is out of
operating range.
Verify pressure.
Check supply pressure (see
section 6.2.1).
Check flow and expansion
valves (see section 6.2.3
and 6.2.5)
Check pressure sensor
power and connection (see
section 6.2.6 or 6.6.6).
Faulty Saturator/Chamber
select solenoids (SOL4 &
SOL5) (see section 6.2.7).
46
[PL] Pressure Low Range Out
of Range
Low range pressure sensor is out of
operating range.
Verify pressure.
Check pressure sensor