SERVICE
BULLETIN
PN: 21495031

RELEASE DATE:REVISION DATE:

June 8, 2020
July 28, 2020 (Rev. B); May 01, 2021 (Rev. C)

MODEL:

Liberator® Reservoir, Sprint™, Stroller®, and Hi Flow Stroller®

ISSUE:

Availability of Spare Flow Control Valves, Secondary Relief Valves,
Manifolds, and Economizers

NOTES:

This bulletin is meant to clarify the service part usage for previous
design and current design liquid oxygen portables and reservoirs. Referto the tables below for the appropriate service part for a given device
and the example figures for previous vs. current parts.
Table 1: Portables

Current Design
Previous(manufacturedDesignafter 1/27/2020) (manufactured
Beginning S/NbeforeCBB3120041085
1/27/2020)
11014539TS
14812860TS
21366017S
11014539TS
14812860TS
14700235T

11014521T
14034703T
14700235T
11014539TS
14812860TS
14700235T

10491253T

13110225

10564619S

21495020S

10812918S

21495021S

10812900S

21495022S

10597787S

21495026S

Ref 21495031 Rev C

Type Valve
Model
Flow Control Valves
FCV 20 PSI - 6 LPM
Sprint/Stroller W/Meter
FCV 20 PSI - 15 LPM
Hi Flow Stroller W/Meter
FCV 20 PSI - 2 LPM
Sprint/Stroller W/Meter
FCV 20 PSI - 6LPM
Sprint/Stroller W/ScaleFCV 20 PSI - 15 LPM
Hi Flow Stroller W/ScaleFCV 20 PSI - 2 LPM
Sprint/Stroller W/Scale
Secondary Relief Valves
SRV 30 psi new/ 65 psi old
Hi Flow Strollers
Manifolds
Manifold Assy 1.2L SF
SVCE
Stroller/Hi Flow Stroller
Manifold Assy 1.2L W/Auto
Close VV, SVCE
Stroller/Hi Flow Stroller
Manifold Assy 1.2L,
Germany, SVCE
Stroller/Hi Flow Stroller
Manifold Assy 1.2L TF,SVCE
Stroller/Hi Flow Stroller

Notes

Pediatric

Pediatric

Page 1 of 5NOTE: Portable Scale units in Table 1 did not undergo the FCV change. Includedfor reference.

Figure 1: Portable Flow Control Valves

Figure 2: Manifold Assembly - Current version

Ref 21495031 Rev C

Page 2 of 5

Figure 3: Manifold Assembly - Previous Version

Table 2: Liberator
Current Design
Previous(manufactured
Designafter 4/1/2020) (manufactured
Beginning S/NbeforeCBB3020140001
4/1/2020)
21449808S
21449806S
21494787S
N/A
N/A

13110145
13110153
14700243T
10480511T
11018986T

21215214

13110217

21215227*13110225

21341644
21341648

10531833LAN
10670260

21341652

10670251

13307335S

21495392S

13277851S

21495393S

Ref 21495031 Rev C

Type Valve
Model
Flow Control Valves
FCV 20 PSI - 15 LPM
Liberator - 20 PSI
FCV 50 PSI - 15 LPM
Liberator - 50 PSI
FCV 20 PSI - 2 LPM
Liberator - 20 PSI
FCV 20 PSI - 6 LPM
Liberator - 20 PSI
FCV 20 PSI - 15 LPM
Liberator - 20 PSI
Secondary Relief Valves
SRV 30 PSI
Liberator - 20 PSI

SRV 65 PSIG
Liberator - 50 PSI
Economizer Regulators
Econ. Regulator 20 psi
Liberator - 20 PSI
Econ. Regulator 50 PSI
Liberator - 50 PSIEcon. Regulator 20 PSI
Liberator - 20 PSI
Japan
Bracket Assembly
Bracket Lib S/A G4 Svce
Liberator
Economizer Assembly
Economizer S/A 20PSI Svce
Liberator - 20 PSI

Notes
16 Pos. Gen 4
16 Pos. Gen 4
Pediatric
12 Pos. Gen 3
12 Pos. Gen 3*Was Used also on Hi Flow
Strollers (manufactureduntil 1/27/2020)

Page 3 of 5

Figure 4: Liberator Flow Control Valves

Figure 5: Liberator Secondary Relief Valves

Figure 6: Liberator Economizer Regulators

Ref 21495031 Rev C

Page 4 of 5

CONTACT:For technical questions or concerns, contact Technical Service:
USA:800-482-2473
techservice.global@caireinc.com
Europe:+44 (0) 118 936 7060
techservice.global@caireinc.com

For ordering information or general inquires, contact Customer Service:USA:
800-482-2473
customerservice.usa@caireinc.com
Europe:+44 (0) 118 936 7060

customerservice.europe@caireinc.com

Copyright © 2021 CAIRE Inc. CAIRE Inc. reserves the right to discontinue its products, or change theprices, materials, equipment, quality, descriptions, specifications and/or processes to its products at any
time without prior notice and with no further obligation or consequence. All rights not expressly statedherein are reserved by us, as applicable.
Ref 21495031 Rev C

Page 5 of 5