A.O. Smith CAHP-MC-38 Installation, Operation And Maintenance Instructions page 33

Air to water heat pump water heater
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Operation
Move to "
AUTO ON/OFF SETTING
menu by pressing UP/DOWN
button, then press SELECT button
to start this setting process.
The "
AUTO ON/OFF SETTING
interface will be displayed
subsequently. Move to the
correlative parameter by pressing
the Up/Donw button and the
selected parameter would be
highlighted by white background.
Press the MODIFY button to start
the modification process or press
the BACK button to cancel the
modification.
Modify the paramater by
pressing UP/DOWN button when
the parameter is highlighted in a
black frame. Then press the
ENTER button to save the new
setting or press the CANCEL
button to cancel the
modification.
The new setting will be sent to
the MCB (main control board) of
the controller if the ENTER
button is pressed in the previous
step and the UIM will display
"COMMAND SENDING
Auto ON/OFF Setting
"
S U M M E R S E T P O I N T
W I N T E R S E T P O I N T
A U T O O N / O F F S E T T I N G
时 间 设 置
A U T O O N / O F F E N A B L E
C U R R E N T T I M E S E T T I N G
S E L E C T
"
A U T O O N / O F F S E T T I N G
M O D I F Y
A U T O O N / O F F S E T T I N G
E N T E R
A U T O O N / O F F S E T T I N G
"
...
A U T O O N / O F F S E T T I N G
Display
U S E R S E T T I N G
4 6 ℃
5 3 ℃
O F F
B A C K
H E L P
O N :
0 0
12
O F F :
13
0 0
B A C K
O N :
0 0
14
O F F :
13
0 0
C A N C E L
O N :
14
0 0
O F F :
13
0 0
C O M M A N D S E N D I N G ...
O N :
14
0 0
O F F :
13
0 0
S U C C E E D E D !
Description
The modification is
successful if the UIM
display "SUCCEEDED!".
If the UIM display
"FAILED!", it indicates the
modification is
unsuccessful, please check
the communication
between the control board
and the display board of
the central controller.

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