Emerson Autochangeover Controllers AC8 - Manual (Page 66)

System and Control Options
58
7.9.1 Change Password
A password is required to access the AC8’s system and control options,
as described in 7.1 - Login. The password consists of four characters
(see Table 14 for valid characters). The default password is AAAA.
Change the Password
To change the password:
• From the Setup System Info Menu, use the arrows ↑↓ to choose
Change Password, then press Enter ↵ .
• To change your password:
• Use the arrows ↑↓ to choose a character.
• Press Enter ↵ to advance to the next character position.
• When finished, press Enter ↵ again.
Reset Password to the Factory Default (“AAAA”)
To reset the password to the factory default of AAAA:
• Locate DIP switch 1 on the unit’s circuit board (see 1.7 - Controller Board Overview) and move
all switches to the OFF position (down).
• Move the second switch to the ON position, then to the OFF position.
• Move the seventh switch to the ON position, then to the OFF position.
• Move the eighth switch to the ON position, then to the OFF position.
The password should now be AAAA.
7.9.2 Change Date & Time/Automatic Daylight Saving Time
The AC8 has a built-in real-time clock that is backed up by an encapsulated lithium battery and set
up to adjust automatically for daylight saving time twice a year. The Setup System Info menu allows
you to change the date or time or automatic adjustment at any time.
To change the daylight saving time setting, date or time:
• From the Setup System Info Menu, use the arrows ↑↓ to choose
Change Date & Time, then press Enter ↵ .
• To change the daylight saving time setting:
• To the right of Daylight Svg Time? use the arrows ↑↓ to
choose Y (Yes - automatically adjust for daylight saving time)
or N (No), then press Enter ↵ .
• The format of the date and time is DD-MMM-YY HR:MM:SS. To
change the date or time:
• Press Enter ↵ to advance to the next character position you
want to change.
• Use the arrows ↑↓ to choose from available entries:
• Press Enter ↵ to advance to the next character position.
• When finished, press Enter ↵ again.
Date Day (DD) 0-31
Month (MMM) JAN-DEC
Year (YY)
00-99
Time Hour (HR) 00-23
Minutes (MM) 00-59
Seconds (SS) 00-59
Setup System Info Menu
SETUP SYSTEM INFO
> CHANGE PASSWORD
CHANGE DATE & TIME
↑↓
=NEXT
↵
=SELECT
SETUP SITE ID
CONNECT BATTERY
SETUP SERV PH NUM
FACTORY DEFAULTS
Change Password
CHANGE PASSWORD
AAAA
↑↓
=SELECT
↵
=NEXT/END
Setup System Info Menu
SETUP SYSTEM INFO
CHANGE PASSWORD
> CHANGE DATE & TIME
↑↓
=NEXT
↵
=SELECT
SETUP SITE ID
CONNECT BATTERY
SETUP SERV PH NUM
FACTORY DEFAULTS
Change Date & Time
CHANGE DATE & TIME
DAYLIGHT SVG TIME: Y
18-MAY-05 10:56:30
↑↓
=SELECT
↵
=NEXT/END