Westinghouse WHU09DHA21S Service Manual page 49

Indoor unit parameter revision
1) Connecting wire remote controller with indoor unit
Step 1: Removing the upper cover of the wired controller
Insert a normal screw driver into the
position, and gently rotate it. In this way,
the upper cover can be easily removed.
NOTE:
Control board of the remote controller is placed on upper cover. Please protect it from being scratched during
removal and installation!
Step 2: Connecting wired controller with indoor unit
Indoor unit control board
2) Changing system parameter
OPERATION：
Hold down both "MODE" button and "ADD.FUNC." button for 3 seconds, symbol
①
parameter number blink at the same time.
Press" " "
②
And press "ENTER"button to enter system parameter adaption st ate , symbol
parameter number blink.
③ Select desired parameter code by pressing " "/ "
"ENTER" button to confirm.
④ Select desired function code by pressing " "/ "
Upper cover of the wired controller
确 定
"button to adjust parameter number until "17" is displayed.
Lower cover of the
wired controller
marked with:wired
"button following the table below, and press
"button, and press "ENTER" button to confirm.
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Connection cord of wired
controller (to indoor unit)
Wire remote controller
and
stop blinking, and