Greenheck DG / DGX with Pilot Ignition (463555 IOM) (Pre-2008) - Manual (Page 38)

38
Troubleshooting
Troubleshooting
Water Blows through Evaporative Cooler
Water supply greater than
evaporation and bleed-off rate?
Use the main supply valve to reduce the supply of water.
Air velocity greater than
specified?
Reduce the air velocity through the media.
(Reference Evaporative Cooler Start-Up Step #1)
Are the headers in place and
located near the entering side of
the media?
Replace headers and/or move the headers.
(Reference Evaporative Cooler Start-Up Step #1)
Yes
No
Yes
Yes
No
Note: At this time the evaporative cooler should be
operating without water blowing through.