Title
Purchase of Variable Torque Pump and Fan Frequency Drives - AVN IFB 17-011 (Ordinance S-44417)
Description
Request to authorize the City Manager, or his designee, to allow additional expenditures under Contract 145638, with Mech-line Services, LLC, for purchase of variable frequency drives for the Public Works Department. An additional amount of $125,000 is needed, and the revised aggregate value will not exceed $1,625,000. Further request authorization for the City Controller to disburse all funds related to this item.
Report
Summary
The agreement with Mech-line Services, LLC, is used for installation, repair, maintenance, and replacement of variable frequency drives (VFD). The VFDs are critical to efficient use of mechanical equipment and include special components of large heating, ventilation and air conditioning (HVAC) systems to regulate and reduce energy consumption. Additional funding is needed for replacement, installation and programming of 12 VFDs that control air handlers, pumps and cooling tower motors at Police headquarters. The original VFDs are obsolete with parts that are no longer available.
Financial Impact
An additional amount of $125,000 is needed, and the revised aggregate value will not exceed $1,625,000. Funds are available in the Public Works Department's budget.
Concurrence/Previous Council Action
Contract 145638 was approved by City Council on June 28, 2017.
Department
Responsible Department
This item is submitted by Deputy City Manager Karen Peters and the Public Works Department.