Trane S*HF*20-75 Troubleshooting Manual page 106

SERVICE MODE Menu (Local Human Interface only)
Supply Fan OFF
Return Fan OFF
Note:
The "Return Fan" field is not manually setable but will
automatically change as the "Supply Fan" field is changed. This is
to insure proper airflow through the unit.
"IGV/VFD' shown for VVDA or VVZT units.
"VFD" shown for units with Statirac.
• Press Next/Previous keys to navigate.
RTM VAV Box Relay
RTM Alarm Output
• Press Next/Previous keys to navigate.
Humidification Relay
Note: The "Humidification Relay" can only be set to ON if the
supply fan output is set ON. A message will display indicating such
and operation will be prevented.
• Press Next/Previous keys to navigate.
ENERGY RECOVERY CONTROL SUBMENU SCREENS
Energy Recovery Control Submenu
Press ENTER to Review or Adjust
• Press the Next key to skip this Submenu.
Energy Recovery Wheel Operation:
Energy Recovery Preheat Relay:
Note: The "ER Preheat Relay" can only be set to ON if the supply
fan output is set to ON. A message will display indicating such and
operation will be prevented.
• Press Next/Previous keys to navigate.
Exhaust Air Bypass Damper Pos:
Outside Air Bypass Damper Pos:
• Press Next/Previous keys to navigate.
106
IGV/VFD Cmd 0%
VFD Cmd 0%
DRIVE MAX
ON
ON
OFF
OFF
0%
0%
Used With: Units w/Return Fan Option
Possible Values:
Fan: OFF, ON, AUTO
IGV/VFD: 0 to 100%
VFD: 0 to 100%
Note: Fans must be ON, and IGV/VFD
command must be 100% if staged heat is
being tested.
Used With: All Units
Possible Values:
RTM VAV Box Relay: Drive Max, Auto
Alarm Output: On, Off
Used With: All Units
Possible Values: ON, OFF
Used With: Units w/Energy Recovery
Option
Used With: Units w/Energy Recovery
Option
Possible Values:
Wheel Operation: ON, OFF
Preheat Relay: ON, OFF
Used With: Units w/Energy Recovery
Option
Possible Values: 0 to 100%
RT-SVP07B-EN