Rheem 743 series Owner's Manual And Installation Instructions page 12

Temp Show On/Off (Prog>Service>Accept>TempShow ON/OFF)
VII.
Display Shows: "Hot XX°C" (no chiller installed), or "Hot XX Cold XX" (with
Rheem chiller installed).
This function allows the temperature of the water within the boiling water unit (and
chiller if installed) to be displayed permanently on the timer display. Press the (UP)
button to switch modes between ON and OFF.
Press (Accept) to confirm, and the display reverts back to the service menu.
TB Treq
VIII.
(Prog>Service>Accept>TB
This function allows the user to see what temperature the boiling water unit is
calibrated to and the temperature the boiling water is maintained to.
The figure below the letters TB is the units' calibrated temperature, the figure
below the letters Treq is the temperature the boiling water is maintained to.
G) CHILLER SELECTION
Select Appropriate Chiller Mode (Prog>Chiller Selection>Accept)
i. Auto
ii. No Chiller
iii. Push Thru. Chil
iv. Pumped Chiller
To Select Auto mode
i)
(Prog>Chiller Selection>Accept>Auto)
This allows the unit to automatically detect if any chiller is attached to the unit.
Press (Accept) to confirm and the display reverts back to the service menu.
To Select No Chiller mode
ii)
(Prog>Chiller Selection>Accept>No Chiller)
This allows the user to attach a stand alone chiller to the boiling water unit. By
activating the 'No Chiller mode', the cold lever will deliver filtered tap temp water to
either a separate chiller or straight to tap.
Press (Accept) to confirm and the display reverts back to the service menu.
To Select Push Thru. Chil mode
iii)
(Prog>Chiller Selection>Accept>Push Thru. Chil)
If the unit incorrectly senses the appropriate chiller, the user can manually set the
unit to a Push Through Chiller.
Press (Accept) to confirm and the display reverts back to the service menu.
To Select Pumped Chiller mode
iv)
(Prog>Chiller Selection>Accept>Pumped Chiller)
If the unit incorrectly senses the appropriate chiller, the user can manually set the
unit to a Pumped Chiller.
Press (Accept) to confirm and the display reverts back to the service menu.
Rheem New Zealand Ltd
Treq
12
743 Series BWU Document #: 318489B