Instruction manual

34
P/N HN-IOM-1 82-0331 Copyright 2009 Mestek, Inc.
Finned copper tube gas boilers & water heaters – Control manual
Table 8 ADVANCED SETUP menus (continued) (see Table 9, page 35 for explanations)
Level 1
next item
to select
Level 2
next item
to select
back one level
Level 3
next item
to select
back one level
Default {Range}
to change value
to accept value and return to previous menu level
Typical line
(Display shows four lines at a
time; cursor indicates active
line)
4-20MA INPUT 4MA SETPOINT 50°F {50 to 220°F} (Not applied unless SETPOINT SOURCE is set to 4-20MA)
4MA SETPOINT 50°F
20MA SETPOINT 220°F
BOILER START 4.11MA
PRIORITY NORMAL
20MA SETPOINT 220°F {50 to 220°F} (Not applied unless SETPOINT SOURCE is set to 4-20MA)
BOILER START 4.11 MA {3.7 to 4.3 MA} (Applies to either 4-20ma setpoint or modulation)
PRIORITY Default = NORMAL {NORMAL or HIGH}
NOTE: HIGH will cause the 4-20MA input to take control when a contact closes across
the 4-20MA ENABLE terminals (J12A). To set to HIGH, make sure SETUP | SETPOINTS |
SETPOINT SOURCE is set to AUTO.
PASSWORD
Default = AAAAAA (Restore to default by pressing
while turning ON/OFF
switch to ON.)
Password must be 6 characters long — the control will not accept blank
characters.
CHANGE PASSWORD
OLD:>?______
Enter current password
Press
, enter old password using arrow keys and for each character.
CHANGE PASSWORD
OLD: >?_____
CHANGE PASSWORD
NEW:>?______
Enter new password
Press
, enter new password using arrow keys and for each character.
Once all six places are filled, the display changes as shown below.
CHANGE PASSWORD
OLD: AAAAAA
NEW: >?_____
ACCEPT PASSWORD
Once new password is entered, press
to save or press to cancel.
CHANGE PASSWORD
OLD: AAAAAA
NEW: XXXXXX
ACCEPT PASSWORD?
COMMUNICATIONS BAUD 19200
COMMUNICATIONS
BAUD 19200
PARITY EVEN
MODEM NO
PARITY EVEN {EVEN or ODD}
MODEM INSTALLED NO {YES or NO}
LOAD DEFAULTS FACTORY CAL? NO {YES or NO}
FACTORY CAL? NO
FACTORY RESET? NO
FACTORY RESET? NO {YES or NO}
SYSTEM FACTORY TEST
Press
and the test will proceed.
FACTORY TEST
LOAD FIRMWARE NO
LOAD FIRMWARE NO {YES or NO}
OPTION: NO OPTION {DUAL FUEL or NO OPTION}
APPLICATION HEAT {HEAT or DHW}
Control menus and adjustments (continued)
7