Trane HORIZON ABDA - Service Tests Overview; 1. Service Tools Group Password Request; 3. Chilled Water Pump: (Status)

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1. Service Tools Group Password Request
Pswd Reqd to Access Service Tools Group
Please Enter Password
The Password is ++—++ followed by enter.
When the service tools password is entered, the display
goes to the menu defined below. The display returns to the
Chiller Operating Mode of the Chiller Report, when no
usage of the keypad exceeds the duration of the password
enable timer (factory default is 10 minutes). The password
must be entered again to return to this menu.
During the password duration time period (password
remains active from previous password entry) the
following screen is displayed.
1.1
Press (Enter) To Access Service Tools Group
2. The display header is:
Service Tests and Overrides
Press (Next)(Previous) to Continue
3. Chilled Water Pump: (Status)
Press (Next)(Previous) to Continue
Values for Status are: Auto- Default or On
Status will be set back to Auto on any transition from
running to stop modes of operation.
4.
Chilled Water Flow Switch Status:
Flow Switch is open/no Flow
(Or)
Flow Switch is Closed/Flow
5. Water Flow Sensing. The following will be displayed if
the Differential Water Pressure Sensor Option is installed
and selected from the machine configuration menu.
Chilled Water Flow Diff Pressure: xxpsid
Press (Next)(Previous) to Continue
6. Absorber or Condenser Water Pump: (Status)
To avoid Freeze up Turn on chilled water
Values for Status are: Auto- Default, On This Setpoint will
be set back to Auto on any transition from Running to Stop
mode of operation .
7.
Absorber or Condenser Water Flow Switch Status:
Flow Switch is open/no Flow
(Or)
Flow Switch is Closed/Flow
8. Water Flow Sensing. The following will be displayed if
the differential water pressure sensor is installed and
selected from the machine configuration menu.
Absorber or Condenser Differential Pressure: xxPsid
Press (Next)(Previous) to Continue
9. Hot Water Pump: Status
Press (+)(-) to Change Setting
10. Hot Water Flow Switch Status
Flow Switch Is Open/no flow
11. Low Temperature Solution pump.
LTG Solution Pump Control: (Status)
Press (+)(-) to Change Setting
Values for Status are: Auto- default or on.
This Setpoint will return to Auto on any transition from
running to stop
12. High Temperature Solution pump.
Solution Pump Control: (Status)
Press (+)(-) to Change Setting
Values for Status are: Auto-default or on
This setpoint will return to auto on any transition from
running to stop.
13.
Absorber Spray pump control: (Status)
Press (+)(-) to Change Setting
Values for status are auto-default or on.
This setpoint will return to Auto on any transition from
running to stop.
14. Refrigerant Pump Control.
Refrigerant Pump Control: (Status)
Press (+)(-) to Change Setting
Values for Status are: Auto-default or on.
This Setpoint will return to Auto on any transition from
running to stop
15. Pipe Conversion Control. Used with heating heat
exchanger.
Pipe Conversion Control: (Status)
Press (+)(-) to Change Setting
Values for Status are: Auto- Default, two-pipe test
16. Solution Pump AFD Speed Control
(Auto/Manual) (Related to Item 10)
Solution Pump AFD (Status) Speed Control:
(Status) (Message)
Values for status are auto-default or manual.