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724-746-5500 | blackbox.com
724-746-5500 | blackbox.com
Page 21
Chapter 4: Maintenance
4.4 Maintenance Schedule
Perform the following maintenance tasks at the indicated intervals.
Table 4-1. Maintenance schedule.
Task Frequency
Inspect the HTD coil fins for blockage (from dust, dirt, debris, etc.) Anually
Check the coil for temperature (make sure that the top of the coil is cool) and sounds of air in the system, to make
sure that the HTD is filled correctlty.
One month after installation and then annually
Inspect the entire length of the supply hose and return hose for damage, age cracks, and kinks. Be sure to inspect the
door and outside of the IT enclosure for any signs of damage.
Annually