Printed Circuit Board (Pcb); Sieve Bed Assembly - CAIRE Companion 5 Provider Technical Manual

Printed Circuit Board (PCB)

Generation 1 Companion 5 sieve bed assem-
blies are not compatible with Version 1.8
circuit board software. The sieve bed
assembly will have to be replaced with a
Note:
generation 2 sieve bed assembly. This will
also require changing the heat exchanger to a
generation 2 heat exchanger. The software
version can be checked on the display screen
during startup.
1. Press the power switch in the "OFF" position and unplug
the electrical cord.
2. Remove the outer case.
3. Disconnect all wires from the PCB, noting location of wires
connected to PCB.
PCB connections & Mounting Screws
4. Remove the four (4) mounting screws on the PCB using
a Phillips-head screwdriver.
5. Pull the PCB outward to remove it from the concentrator.
6. To replace, reverse steps 1–5.
Oxygen Concentrator

Sieve Bed Assembly

If replacing generation 1 sieve bed assembly
with a generation 2 sieve bed assembly, then
the heat exchanger must also be replaced by
Note:
generation 2 heat exchanger. The circuit
board will also have to be replaced with a
version 1.8 or above board.
CAIRE offers a complete Gen 1 to Gen 2
Note:
factory upgrade under part number 21164063.
WARNING:
Do not open the sieve beds or handle
the molecular sieve.
1. Press the power switch in the "OFF" position and unplug
the electrical cord.
2. Remove the outer case.
3. Carefully cut the head of the cable tie securing wires
together, assuring not to cut any of the secured wires.
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