Replace CU-1 and Controls Idaho Department of Lands - Coeur d'Alene
Task #1 - replacement of the existing 40 ton condensing unit (CU-1 ) and the (2) associated evaporative coils in the air handling unit (AH-1 ). Drawings included. Task #2 - outside air and return dampers linkages on ah-1 shall be adjusted for proper closure of the outside air and return dampers. Task #3 - the economizer on AH-1 does not work properly and does not engage and will need correction from the controls contractor and mechanical contractor. Task #4 - ah-1 temperature and airflow trending shall be set up by the controls contractor. Add alternate #1 - controls contractor shall install a CO2 sensor in the return duct of AH-1 . Co control - the co2 sensor shall modulate the outside air damper between 0 cfm and minimum (3650 cfm) outside air cfm scheduled on drawings to maintain a maximum CO2 level of 1 000 ppm (or as set). During economizer cooling operation the CO2 sensor will be disabled and the outside air damper shall be capable of modulating fully open.
Prebid Date6/6/19 10:00 am
Bid Date6/13/19 2:00 pm
Coeur d'Alene, ID
Project Estimate: $63,500.00
Bidders may download electronic files for a nominal fee of $15.00. Printed documents are available, at Bidders expense, by choosing the “Order” option.
06/06 – Pre-Bid Conference will be held at 3284 Industrial Loop Coeur d’Alene, ID on June 6th starting at 10:00 am.