York CIDH018B21S, Service Manual

Page: 161 / 186

SM-18001-rev.1
5-31
EXTERNAL INPUT/OUTPUT AND FUNCTION SETTING
Operation Lock (60) to (63)
Four operation lock functions are available as shown below.
These functions are utilized to restrict each switch operation from the wired controller.
When these functions are valid, modification of each function is prohibited.
All operation lock functions are valid (“01” setting) before shipment.
Each switch operation becomes unavailable by pressing “ ” and “Back/Help” (return) buttons
simultaneously for more than 3 seconds when these functions are set as “01”. The indication “ ” (operation
lock indicator) is indicated on the wired controller. If “ ” and “Back/Help” (return) switches are pressed
simultaneously for more than 3 seconds during “ ” (operation lock indicator) is indicated, “ ” indication
is turned OFF and each switch operation is available. These functions are to restrict the operations of
the wired controller only. If operation is preformed from the centralized controller, the command from the
centralized controller is given priority.
(60) Lock Function for Operation Mode Selection (F8)
(61) Lock Function for Temperature Setting (F9)
(62) Lock Function for Fan Speed Selection (FA)
(63) Lock Function for Swing Louver Operation (Fb)
(58) Automatic Reset Temperature for Heating (F6)
This function is utilized to set the automatic reset temperature for HEAT operation.
The setting conditions and the automatic reset temperature for heating are as follows:
(59) Operation Stoppage Prevention by Wired Controller Operational Error (F7)
This function is utilized to prevent the accidental operational stoppage caused by inadvertently
pressing “ ” (ON/OFF) on the wired controller. When this function is valid, the operation is stopped by
pressing “ ” (ON/OFF) button on the wired controller for more than 3 seconds. However, the enabling
method is not changed.
Setting Condition Setting Temperature for Automatic Reset
62 (17) 62
o
F (17
o
C)
64 (18) 64
o
F (18
o
C)
66 (19) 66
o
F (19
o
C)
68 (20) 68
o
F (20
o
C)
70 (21) 70
o
F (21
o
C) (Factory-Setting)
72 (22) 72
o
F (22
o
C)
74 (23) 74
o
F (23
o
C)
76 (24) 76
o
F (24
o
C)
77 (25) 77
o
F (25
o
C)
78 (26) 78
o
F (26
o
C)
80 (27) 80
o
F (27
o
C)
82 (28) 82
o
F (28
o
C)
84 (29) 84
o
F (29
o
C)
86 (30) 86
o
F (30
o
C)