Autochangeover Controllers Owner Manual

ManualsBrandsEmerson ManualsSwitchAutochangeover Controllers AC8

System and Control Options

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