York MILLENNIUM YK Operating & Maintenance page 14

THE MICROCOMPUTER CONTROL CENTER
PROGRAMMING SYSTEM SETPOINTS
ACCESS CODE
ENTER VALID ACCESS CODE _ _ _ _
ENTRY
NOTE: If digits other than 9 6 7 5 are entered,
Y O R K is still displayed.
NOTE: For ease in remembering the code, note
that the letters Y O R K correspond to the
digits 9 6 7 5 on a telephone dial.
ENTER
NOTE: If digits other than 9 6 7 5 were entered in
step No. 4,
played when the ENTER key is pressed. If
this occurs, enter the correct access code
(9675) and proceed.
ACCESS TO PROGRAM KEY AUTHORIZED
NOTE: Unless terminated by pressing the AC-
CESS CODE key again, the operator will
have access to the PROGRAM key for 10
minutes. When 10 minutes have elapsed,
access to PROGRAM key will be automati-
cally disabled and the operator must return
to step No. 1 to gain access.
PROGRAM
PROGRAM MODE, SELECT SETPOINT
14
PROGRAMMING
9 6 7 5
Y O R K
is dis-
INVALID ACCESS CODE
FIG. 5 –
ENTER
OUT OF RANGE – TRY AGAIN!
PROGRAM MODE, SELECT SETPOINT
ACCESS CODE
ACCESS TO PROGRAM MODE DISABLED
CAL REMOTE SERVICE
LD00954
CANCEL
PROGRAM
PROGRAM
LO-