Trane S*HF*20-75 Troubleshooting Manual page 60

SETUP Menu
ECONOMIZER CONTROL FUNCTIONS SUBMENU SCREENS
Economizer Control Functions Submenu
Press ENTER to Review or Adjust
• Press Next/Previous keys to navigate.
Economizer Ctrl Enable Type:
When Comparative Enthalpy Not Available
• Press Next/Previous keys to navigate.
Unocc Air Economizer Function:
• Press Next/Previous keys to navigate.
End of Submenu (NEXT) to Enter SETUP
• Press Next/Previous keys to navigate.
HEAD PRESSURE CTRL SETUP SUBMENU SCREENS
Head Pressure Ctrl Setup Submenu
Press ENTER to Review or Adjust
• Press the Next key to skip this Submenu.
Sump Drain Valve Relay Control is: DRAIN
During Unit Power Loss Conditions
• Press Next/Previous keys to navigate.
Sump Water Purge Timers
Interval: 3 Hrs.
"Sump Purge Duration Timer" only shown if Interval Timer is not
set to DISABLED.
• Press Next/Previous keys to navigate.
60
REFERENCE
ENABLED
Duration 60 Sec
Used With: Units w/Economizer Option
Used With: Units w/Economizer Option
Factory Presets: REFERENCE
Possible Values: REFERENCE,
DRYBULB
Used With: Units w/Economizer Option
Factory Presets: ENABLED
Possible Values: ENABLED, DISABLED
Used With: Units w/DX Cooling
Used With: Units w/Water-Cooled
Condensers Installed
Factory Preset: DRAIN
Possible Values: HOLD, DRAIN
Used With: Units w/Water-Cooled
Condensers Installed
Factory Preset:
Interval Timer: 3 Hrs
Duration Timer: 30 Sec
Possible Values:
Interval Timer: 1 to 12 Hrs, DISABLED
Duration Timer: 5 to 255 Sec
RT-SVP07B-EN