Ecs; Electrical - HP POD 20c Maintenance And Service Manual

Component to be inspected
Humidifier drains
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ECS

Component to be inspected
Full system functional check
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Electrical

Maintenance of the electrical components might require the following:
•
Expose personnel to high voltage.
•
Allow personnel to come into direct contact with high voltage.
•
Power down the POD during the execution of the maintenance item.
You must explicitly state and acknowledge if a POD power down will be possible. If a power down is not
possible, LLS inspections will be conducted and further action will be taken at your discretion.
Component to be inspected
Electrical connections
Task
Put the humidifier in system flush
mode and inspect drain flow and
water supply flow. Inspect, clean,
and/or replace as necessary.
Inspect for any internal or external
water leaks, repair or replace
leaking components.
Using LLS, verify proper cylinder
operation. Inspect the cylinder for
blackened areas and, if present,
check the condition of the
electrodes. If necessary, replace
the cylinder.
Replace the cylinder.
Task
Operational check of all system
components
Check and clear alarm log
Inspect and test ECS battery
backup system
Task
Use LLS to check for major
electrical connections (torque
marks, sizzle, and acrid odor):
•
Main/House Power Feeds
•
Busway End Feeds, Drop
Boxes (including cables and
cord caps)
•
Electrical panels, breakers,
and disconnects
•
480/415 VAC transformer
Frequency Capable Party
Quarterly Qualified personnel
Quarterly Qualified personnel
Quarterly Qualified personnel
Annually Qualified personnel
Frequency Capable Party
Quarterly Qualified personnel
Quarterly Qualified personnel
Every 2 years Qualified personnel
Frequency Capable Party
Licensed electrician
Quarterly
Periodic maintenance 64