Periodic maintenance 64
2.
Power down the IT equipment in the zone where the leak is located.
3.
Determine the affected heat exchanger.
4.
Close and danger tag the supply and return valves to the affected heat exchanger.
If the heat affected exchanger cannot be identified, close all the heat exchanger supply and return
valves in the affected zone and open one supply valve at a time to determine the location of the leak.
5.
Repair the leak or contact HP if you are still within your service contract.
Humidifier (if installed)
Component to be inspected
Task
Frequency
Capable Party
Humidifier
•
Inspect for water leaks, verify
that no sparks form between
the electrodes during
operation
•
Inspect the general operation
of the cylinder.
•
Every 2
weeks, if
staffed
•
Quarterly, if
not staffed
Qualified personnel
Humidifier drains
Verify the following:
•
Drains are in working order
•
There is an air gap at the
funnel/drain entry into the site
system
•
Drain discharge is not getting
water on external equipment
or grounding system
Quarterly
Qualified personnel
—
Put the humidifier in system flush
mode and inspect drain flow and
water supply flow. Inspect, clean,
and/or replace as necessary.
Quarterly
Qualified personnel
—
Inspect for any internal or external
water leaks, repair or replace
leaking components.
Quarterly
Qualified personnel
—
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.
Quarterly
Qualified personnel
—
Replace the cylinder.
Annually
Qualified personnel
ECS
Component to be inspected
Task
Frequency
Capable party
Full system functional check
Check the operation of all system
components.
Quarterly
Qualified personnel
—
Check and clear the alarm log.
Quarterly
Qualified personnel
—
Inspect and test the ECS battery
backup system.
Every 2 years
Qualified personnel
