Greenheck Fan HEAT RECOVERY UNIT WITH EVAPORATIVE COOLING HRE-20 - Manual (Page 31)

31
Refer to the respective sections in this Installation, Operation and Maintenance Manual for detailed information .
Refer to wiring diagram in unit control center to determine what electrical accessories were provided .
Provided with Unit? Frost Control Application / Operation section: Setting Factory Default
Yes No Frost Control Setpoint 5ºF
Differential 2ºF
Timer Refer to IOM
Yes No Frost Control Modulating Refer to IOM
Economizer Application / Operation section:
Yes No Economizer (temperature)
Setpoint 65ºF
Offset 20ºF
Differential 2ºF
Yes No Economizer (enthalpy)
Setpoint
B
Yes No Economizer (modulating) Refer to IOM
Optional Accessories section: Operational
Yes No Wheel Rotation Sensor Yes No N/A
Yes No OA Dirty Filter Sensor Yes No N/A
Yes No EA Dirty Filter Sensor Yes No N/A
Yes No CO2 Sensor Yes No N/A
Yes No Service Outlet Yes No N/A
Yes No Vapor Tight Lights Yes No N/A
Yes No Remote Control Panel Yes No N/A
Variable Frequency Drives section: Operational
Yes No Blower VFDs Yes No N/A
Yes No Wheel VFD Yes No N/A
Damper section: Operational
Yes No Outdoor Air Damper Yes No N/A
Yes No Exhaust Air Damper Yes No N/A
Yes No Night Setback Damper Yes No N/A
Yes No Indirect Gas Furnace (refer to the PVF IOM, Part #461006 for start-up information)
Standard Indirect Evaporative Cooler Section (refer to Evap Start-Up checklist on following page)
Yes No Direct Evaporative Cooler Section (refer to Evap Start-Up checklist on following page)
OPTIONAL ACCESSORIES CHECKLIST