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TM063 701, 702 & 703 Series Boiling Water Unit Service Instructions
Revision D: Feb 2017
This document is stored and maintained electronically by Service. All printed copies not bearing this statement in RED are deemed “uncontrolled”
Accessing Software Version
1. Press and release the (P) button until ‘Service’ is displayed on the screen.
2. Press and release the (✓) button to confirm selection. Existing error codes will be
displayed on the screen.
3. Press and release the (▲) button until ‘Software Version’ is displayed on the
screen.
4. Press and release the (✓) button to confirm selection. The software version will be
displayed on the screen. The top digits refer to the timer software version and the
lower digits refer to the controller software version.
5. Press and release the (X) or (✓) button to revert back to the service menu. Existing
error codes will be displayed on the screen.
6. Press and release the (X) or (✓) button to revert back to the main menu.
Permanently Display the Boiling Water Temperature (Temp Show ON/OFF)
This function allows the temperature of the water within the BWU to be permanently
displayed on the timer display screen.
1. Press and release the (P) button until ‘Service’ is displayed on the screen.
2. Press and release the (✓) button to confirm selection. Existing error codes will be
displayed on the screen.
3. Press and release the (▲) button until ‘TempShow ON/OFF’ is displayed on the
screen.
4. Press and release the (✓) button to confirm selection. The current setting, ‘ON’ or
‘OFF’ will be displayed flashing on the screen.
5. Press and release the (▲) button to cycle between ON and OFF.
6. Press and release the (✓) button to confirm selection. The display will revert to the
service menu. Existing error codes will be displayed on the screen.
7. Press and release the (X) or (✓) button to revert back to the main menu.
Accessing Calibrated & Required Temperature (TB Treq) Information
This function allows the user to see what Temperature the unit calibrated to, and the
subsequent required temperature the unit is required to be maintained at.
1. Press and release the (P) button until ‘Service’ is displayed on the screen.
2. Press and release the (✓) button to confirm selection. Existing error codes will be
displayed on the screen.
3. Press and release the (▲) button until ‘TB Treq’ is displayed on the screen. Under
the letters ‘TB’ the boiling water calibration temperature will be displayed in ºC.
Under the letters ‘Treq’ the temperature the unit will maintain the water at will be
displayed in ºC.
4. Press and release the (X) or (✓) button to revert back to the main menu.
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