Name: CAIRE SAROS 4000
Brand: CAIRE
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SERVICE MANUAL

MODEL 4000

Oxygen System

CAIRE Inc.

2200 Airport Industrial Dr., Ste 500

Ball Ground, GA 30107

www.caireinc.com

or change the prices, 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 stated herein are reserved by us, as applicable.

MN260 B

Table of Contents4
Indications for Use7
Indications7
Contraindications8
Safety Guidelines8
Battery Safety9
Theory of Operation11
Figure 1-1. System Board Diagram12
Table 1-1. Battery Pack14
Operator Maintenance & Service16
Cleaning the Saros16
Routine Maintenance16
Table 2-1. Routine Maintenance16
Figure 2-1. SAROS Components17
Saros Performance Verification Test18
Alerts, Alarms, and Troubleshooting Table20
Table 3-1. Alarm Levels20
System Troubleshooting Guide21
Table 3-2. System Troubleshooting Guide21
Reprogramming/Calibration22
Shipping and Transporting the Saros22
Storing and Discarding the Saros22
Overhaul & Repair23
Tools and Test Equipment23
Maintenance and Service Parts23
Table 7-1. Maintenance and Service Parts23
Reprogramming after Overhaul and Repair Procedures24
Saros Main Components24
Figure 7-1. Inside SAROS24
Comprehensive Troubleshooting Guide25
Table 7-2. Troubleshooting Guide (Continued)26
Removal Procedures27
Battery Interface Plate, Rain Guard, and Sleeve27
Figure 7-2. Removal of the Three BIP Screws27
Figure 7-3. Removal of the Three Rain Guard Screws27
Figure 7-4. Removal of the Rain Guard27
Figure 7-5. Removal of Sleeve Alignment Ring27
Inlet Cap Removal28
Figure 7-6. Fiberglass Sleeve28
Figure 7-7. Air Inlet Cover Removal28
Figure 7-8. Filter Screen and 9V Removal28
Figure 7-9. Inlet Cap Screw Removal28
Figure 7-10. Oxygen Outlet Tube Disconnect29
Figure 7-11. Front Panel Flex Cable Disconnect29
Figure 7-12. Thermistor Connector and 9V Battery Connector29
Figure 7-13. Inlet Cap Power29
Remove Pcb Assembly30
Figure 7-14. Tube Disconnect30
Figure 7-15. Inlet Cap Removal30
Figure 7-16. Removal of Ferrite from Battery Power Wire30
Figure 7-17. Battery Power Wires for Battery Interface31
Figure 7-18. Communication Connector for Battery Interface31
Figure 7-19. ATF Thermistor Disconnect31
Proportional Valve Removal (5293-Seq)32
Figure 7-20. PCB Assembly32
Figure 7-21. Proportional Valve Wire32
Figure 7-22. Proportional Valve Tube32
Figure 7-23. Replace Proportional Valve32
Compressor Fan Removal (9767-Seq)33
Figure 7-24. Remove Compressor Fan Wire33
Figure 7-25. Lift the Proportional Valve33
Figure 7-26. Compressor Fan33
Battery Cable Removal (21494875)34
Figure 7-27. Hall Effect Sensor34
Figure 7-28. Remove Wire Sleeve34
Figure 7-29. Cable Ties and Rails34
Rail Removal35
Figure 7-30. Cable Ties and Struts35
Figure 7-31. Left Strut35
Figure 7-32. Right Strut35
Atf & Compressor / Tank Assembly Removal36
Figure 7-33. Kapton Tape36
Figure 7-34. Exhaust Tube36
Figure 7-35. Cable Ties36
Figure 7-36. Silicone Tubing36
Installation Procedures37
General Procedure37
Figure 7-37. ATF Ports37
Figure 7-38. ATF Bulkhead37
Figure 7-39. Thread Locking Procedure37
Figure 7-40. Cable Tie Installation37
Atf & Compressor/Product Tank Installation38
Figure 7-41. ATF Bulkhead38
Figure 7-42. Align38
Figure 7-43. ATF Caps38
Figure 7-44. down Pipe Hose38
Figure 7-45. Cap39
Figure 7-46. Cable Ties39
Figure 7-47. Open SAROS39
Rail Installation40
Figure 7-48. Open SAROS40
Figure 7-49. Right Strut40
Figure 7-50. Route ATF Wires40
Figure 7-51. Secure40
Battery Cable Installation41
Figure 7-52. Cable Tie Knots41
Figure 7-53. Wire Sleeve41
Figure 7-54. Secure Battery Wires42
Figure 7-55. Slack42
Figure 7-56. Secure ATF42
Compressor Fan Replacement43
Figure 7-57. Fan43
Figure 7-58. Compressor Fan Wire43
Proportional Valve Replacement (5293-Seq)44
Installation of Pcb Assembly44
Figure 7-59. Proportional Valve44
Figure 7-60. Secure44
Figure 7-61. Screws44
Figure 7-62. Secure Wires45
Figure 7-63. Secure Ferrites45
Figure 7-64. Connect45
Figure 7-65. Fan Connector45
Figure 7-66. Flow Tube46
Figure 7-67. Tighten46
Figure 7-68. Tighten46
Power Connector Replacement (9766-Seq)47
Figure 7-69. Cable Ties47
Figure 7-70. Top Strut47
Figure 7-71. Remove Screws47
Figure 7-72. Power Connector47
Membrane Panel Replacement (9731-1-Seq)48
Figure 7-73. Peel48
Figure 7-74. Clean48
Figure 7-75. Remove PSA Cover48
Figure 7-76. Apply New User Panel48
Inlet Cap Installation (Sp9756V2-Seq)49
Figure 7-77. O-Ring Attached49
Figure 7-78. Arrows on O-Ring49
Figure 7-79. Inlet Caps49
Figure 7-80. Breach Tube49
Figure 7-81. Power Harness Wires50
Figure 7-82. Flex Cable50
Figure 7-83. Ambient Air Thermistor50
Figure 7-84. Oxygen Outlet Tube50
Installation of the Sleeve & Battery Interface Plate51
Figure 7-85. Inlet Cap Mounting Screws51
Figure 7-86. 9V Battery51
Figure 7-87. Align Covers and Tighten51
Figure 7-88. Slide Sleeves51
Figure 7-89. Second Sleeve52
Figure 7-90. Battery Interface Assembly52
Figure 7-91. Attach52
Figure 7-92. Align52
Classification53
Service Records & Retention53
Record Hours of Operation and Software Version53
Table 9-1. Log the Results53
Service and Maintenance Record54
Table 9-2. Sample SAROS Maintenance Record54

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CAIRE SAROS 4000 Specifications

General

Brand	CAIRE
Model	SAROS 4000
Category	Medical Equipment
Language	English

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