ZYMBO AATT Ventilarredo RX-200/ECO, Service Manual

Page: 56 / 94

ZYMBO AATT
Ventilarredo Service Manual – English Pag. 56
PR 6 = Anti-cold air setting in heating mode
PR6 is hot water temperature setting for anti-cold air function
during heating mode, default value is 36 if °C is settled and
display. Or default value is 97 if °F is settled and display.
Press Temp up or down buttons to change this value
conforming to below range :
°C setting: 25-45.
°F setting: 77-113.
Note : in Program PR 6, no possible to set number out of
above range 25-45 for °C range and 77-113 for °F range.
As the LCD only could display 99 with the max number, for
other numbers, like 100-113, it would show a0, a1….a9, b0,
b1….b3 accordingly.
After PR6 setting, press Fan up button to enter PR7.
PR 7 = Setting temperature range in cooling
PR7: Need to set different temperature range with cooling
mode. Default range is 16-30
℃
(61-86
℉
) and LCD display
00.
Other 3 settings are optional: 01,02,03
01: 20-30
℃（
68-86
℉）
02: 23-30
℃（
73-86
℉）
03: 25-30
℃（
77-86
℉）
Press Temp up or down button to select the setting. In PR7,
only show cooling symbol , and LCD show 00,01,02,03.
After PR7 setting, press Fan up button to enter PR8.
PR 8 = Setting temperature range in heating
PR8: Need to set different temperature range with heating
mode. Default range is 5-30
℃
(41-86
℉
) and LCD display
00.
Other 3 settings are optional: 01,02,03
01: 5-25
℃（
41-77
℉）
02: 10-25
℃（
50-77
℉）
03: 15-25
℃（
59-77
℉）
Press Temp up or down button to select the setting. In PR8,
only show heating symbol , and LCD show 00,01,02,03.
After PR8 setting, press Fan up button to enter PR9.
PR 9 = NTC compensation in cooling mode
PR9:Neet to set NTC compensation in cooling mode. Default
compensation is +2, LCD display 02. Press Temp up or down
button to change this value conforming to below range: -3-+3
（
-6-+6
℉）
.
Note : in Program PR9, no possible to set number out of above
range -3-+3.
After PR9 setting, press Fan up button to enter PR10.
PR9 should be set by factory, and would be invalid for the wall
pad NTC.
This setting is invalid for wall pad NTC sensor.