COMPANION 5™
Figure 1: Outer Components
Item Number
Companion 520916443
15073173
15073165
15063311
15073181
20970192
20970191
15062861
CD038-12
CD038-13
CD038-20
CD006-1
15063266
15063282
NA
15067540
15067700
15063696

Item Number
Companion 5 MDD
20916443
15073173
15073165
15063311
15073181
20970192
20970191
15062861
CD038-12
CD038-13
CD038-20
CD006-1
21494452
15063282
21485458
15067540
15067700
15063696

Description

Qty

Front Case
Foam Acoustic Front*
Foam Gasket LCD Screen*
Back Case*Foam Acoustic Back*
Companion ECO LabelCAIRE Label
CasterPower Cord, 115V, USA
Power Cord, 230V, EuroPower Cord, Brazil
Strain Relief
Flowmeter
On/Off Switch
Switch Cover
Display Label O2 Monitoring
Humidifier Bottle Strap
Warning LED Light Pipe

111
1111
4
1
11111
11
13Seq
No1NANA
2NA
345666789101112NA* When replacing Front or Back cases, Foam Kits must be ordered separately.

Figure 1: Outer Components

Parts List21179808 Rev GCOMPANION 5™

Figure 2: Compressor and Inside Front CaseItem Number
Companion 5
CB209-1S
CB209-2S
CB209-3S
15063258
15062925
15062896
15062984
15063426
20815629

Item Number
Companion 5 MDD
CB209-4S
CB209-5S
CB209-6S
15063258
15062925
15062896
15062984
15063426
20815629

15062917S

15062917S

15067697S

15067697S

FN041-1
FN001-2
20914768
21496797*
CL036-1*
15062888
15062853
15062984
21127245
20815627

FN041-1
FN001-3
20914768
21496797*
CL036-1*
15062888
15062853
15062984
21127245
20815627

20809627
SW002-3
NANA
NANA

20809627
SW002-321354096
15062984
AL022-1
SC177-1

Description

Qty

Circuit Board 120VAC/60Hz
Circuit Board 240VAC/60Hz
Circuit Board 240VAC/50Hz
Tubing, Black, Comp Intake
Filter, Compressor Intake
Cover, Compressor Intake
Screw, Compressor Intake Cover
Product Filter (HEPA)
Braided Tubing from Compressor to
Heat Exchanger
Compressor Assembly (120V)
Includes Capacitor
Compressor Assembly (230V)
Includes Capacitor
Cooling Fan 115V
Cooling Fan 230V
Heat Exchanger
Oetiker Hose Clamp
Ratcheting Hose Clamp
Shelf Fan
Screw, Fan Shelf
Screw, Circuit BoardBottom Gross Particle Filter
Tubing, Braided, from Heat Exchanger
to Sieve Beds
Wire Harness, Cooling Fan (115V-230V)
Temperature Switch
Adapter, Alarm Buzzer
Screw, Adapter Buzzer
Alarm Buzzer
Screw, Alarm Buzzer

1
11111111Seq
No11123456
7

18

18

1
112
1144
1199101111
12
13
14
15
16

1
1
12
12

17
18
19
20
2122

*Please refer to Service Bulletin PN 21360547 for Hose Clamp change.

Parts List21179808 Rev GCOMPANION 5™

Figure 2: Compressor and Inside Front CaseParts List

21179808 Rev GCOMPANION 5™
Figure 3: Sieve Bed Assembly and Back Case
Item Number
Companion 515062853
21127244*
21127239*
15063531
20913392S
15063565
BE561-1S
15089714
15063653
15089722

Item Number
Companion 5 MDD
15062853
NANA
15063531
20913392S
15063565
BE561-1S
15089714
15063653
15089722

15063338
20902395

15063338
20902395

Description

Qty

Screw, Case
Handle Gross Particle Filter
Filter Gross Particle Screen
Regulator
Valve Assembly
Muffler, Exhaust
Sieve Bed Assembly
Tubing, Silicone, Check Valve to O2 port
Check Valve Diaphragm
Tubing, Silicone, Sieve Beds to CheckValve
Grommet, Rubber, Top Mount
Grommet, Rubber, Bottom Mount

6111111111SeqNo
12345678910121112*Please refer to Service Bulletin PN 21494442 for Companion 5 Top Intake Filter Removal.

Figure 3: Sieve Bed Assembly and Back Case

Copyright © 2024 CAIRE Inc. CAIRE Inc. reserves the right to discontinue its products, 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 orconsequence. All rights not expressly stated herein are reserved by us, as applicable.

Parts List21179808 Rev G