Manual
13
Water Heater Start-Up
Important Information - Read Before
Proceeding
This document is intended to be used by a
factory trained and qualified heating con-
tractor or service technician only. Read all
instructions within this document and with-
in the PRESTIGE Excellence Boiler
Installation and Maintenance Manual,
before proceeding. It is recommended to
follow the procedures in the steps given,
skipping or missing procedural steps could
result in severe personal injury, death or
substantial property damage.
Program Access of the MCBA CONTROL
To adjust the factory parameter setting of the
Prestige MCBA Control, the installer must enter
into the Parameter menu of the control.
Do not attempt to revise any other control
parameter setting except those listed in this
supplement. Perform only those parameter
revisions described in this supplement.
Failure to comply could result in erratic or
unreliable operation of the Prestige result-
ing in severe personal injury, death or sub-
stantial property damage.
For additional information on revising the
Prestige MCBA Control Module operational
parameter settings, reference the Prestige
Control Supplement.
Activating the Access Code
To enter the parameter listing of the MCBA con-
trol, the installer must enter the service code as fol-
lows:
1. Press and hold the MODE button
2. Continue holding the MODE and press STEP
button until
STBY appears and hold both STEP
and MODE buttons for 2 to 3 seconds.
The display should read
CODE
3. Release the STEP and MODE buttons on the
control panel.
4. Press STEP once.
The display should read
C_
XX
(XX
should be a random number from 00 to 99)
5. Press the + or - button to change the display
number
C_
XX
to read C_54. Press and release
the + or - to change the display one number at
a time. Press and hold the + or - to rapidly
change the display number.
6. When the display reads C_54 press STORE to
save the service code. The display C_54
should flash when the code is entered and
saved.
After the service code is entered press the MODE
button until the display shows
PARA. At this point
the installer can access the parameters required for
application.
Once in the parameter mode, press the STEP
repeatedly to reach the appropriate parameter set-
ting. The display should show the following
sequence, as the STEP button is press repeatedly:
Press STEP once- 1140
Press STEP x2 - 2_01
Press STEP x3 - 3_01
Press STEP x4 - 4186
WARNING
WARNING
NOTICE