Instructions

P/N 72469 Page 2
February 2013
5. Attach one end of purge hose (short hose) to the purge pump
and the other end to the overflow fitting.
Ensure overflow fitting is securely tightened to prevent leaks
during operation.
6. Remove receptacle cover on back of fan housing by
extracting two screws. Locate the receptacle inside the access
panel using needle nose pliers or other means to extract it.
Insert the purge pump plug into the receptacle marked with a
“P” sticker.
7. Push plug(s) and all excess cord(s) back into the housing and replace receptacle cover with two
(2) screws.
8. Replace cooler back, ensuring water supply hose is reconnected to water distribution tray. Secure
cooler back with four screws.
9. Reconnect and turn on external water supply.
10. Plug unit into electrical outlet. Cooler is ready for operation.
NOTE: Purge pump will expel the water in the base of the cooler every 6 hours for approximately
5 minutes. Refer to MCP44 cooler installation manual for information regarding the proper
handling of the expelled water.
NOTE:
When accessing the receptacle
for the purge pump, you may
extract the main pump cord to
make locating the purge pump
receptacle easier. Do not unplug
the main pump connection.
Ensure the purge pump plug is
only inserted into the receptacle
marked “P”.