CAIRE Hi Flow Stroller Technical & Service Manual page 22

X
Troubleshooting Chart
Yes
Let Sit 16–18
Meter
Indicates
4–8 LEDs
No
Empty &
Warm Dewar
(RP 14)
Calibrate
Meter (RP 5,
6)
Refill
Let Sit 16–18
Hours
Meter
Indicates
4–8 LEDs
No
Replace Dewar
Pressure
Retention Test
(RP 17)
Fail
Plumbing Leak
Test (RP 18)
Fail
Repair Leak
• Start at the upper left corner.
• Unless otherwise noted by the arrows, the flow through the
chart is down or to the right.
Suspected
Poor NER
No
Yes
Hours
Pass
Empty &
Warm Dewar
Yes
(RP 14)
Clean Case
(RP 27)
File Records
Return Unit to
Service
Yes
Pass
Pass
To use the Troubleshooting Chart:
Test Flows
(RP 24)
Fail
Test
Operating
Pressure (RP
25)
Fail Low
Fail High
Empty & Empty &
Warm Dewar Warm Dewar
(RP 14) (RP 14)
Plumbing
Replace PRV
Leak Test
(RP 22)
(RP 18)
Pass
Fail
Replace PRV
Repair Leak
(RP 22)
Fail
Pressure
Retention
Test (RP 17)
Pass
Refill
Wait 4 Hours
Hi Flow Stroller Technical Service Manual • PN 14314465 Rev F
Pass
Test
Flowmeter
(RP 26)
Pass Fail
Empty & Empty &
Warm Dewar Warm Dewar
(RP 14) (RP 14)
Replace
Replace FCV
Flowmeter (RP
(RP 20)
26)
21