Westinghouse WHM24DMA21S Service Manual page 24

Running parameter query
Query by 7 segment display
7-segment display Introduction
24K/36K
There are 3 buttons on the digital display board：
1) Select button: Select to display outdoor/indoor unit parameter.
"P." -- Parameter of outdoor unit
2) INCREASE button：Each time it is pressed, the number rises by 1.
3) DECREASE button：Each time it is pressed, the number lowers by 1.
The parameter content will be automatically displayed after the parameter code is selected for 3s.
● ● ●
S2
S1 S3
Decrease
Select Increase
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7 segment display
Digital display switch