Weil-McLain WM97+70 Manual page 82

WM97+ -
gas fired water boiler
DIAGNOSTICS menu
DIAGNOSTICS menu details (see Figure 89, page 81 for access information)
Figure 90
Menu/Item Units
TO RESET ALL HISTORY
COUNTERS TO ZERO:
Temperatures
Status
Text
Boiler Out1
°F
Boiler Out2
°F
Boiler In1
°F
Flue1
°F
Flue2
°F
Outdoor
°F
CWH Tank Top
°F
CWH Tank Bttm
°F
Inputs
Status
Text
Input 1
on-off
Input 2
on-off
Input 3
on-off
Manual Limit
open-closed
Auto Limit
open-closed
Low Wtr Cutoff
open-closed
Blower Tach
rpm
Flame Signal
no units
Outputs
Status
Text
Gas Valve
on-off
Boiler circulator
volts
Circulator 1
on-off
Circulator 2
on-off
Circulator 3
on-off
Blower Signal
% of rate
Alarm
on-off
Errors
Control Fault
#
Ignition Retries
#
Manual Reset Cnt
#
Auto Reset Cnt
#
Lockout History 1
Time & Date
text
Status
text
Manual Reset
yes or none
Auto Reset
yes or none
Inputs
menu
Outputs
menu
Temperatures
menu
– 82 –
— Boiler Manual
(continued)
Low High Default
Value Value
To reset all history counters to zero: Enter the DIAGNOSTICS menu. Then press and hold the left
and right arrows located below the control display. Hold for 5 seconds. This will cause ALL history
to be deleted. To maintain history, reset counters individually.
data
data
data
data
data
data
data
data
data
data
data
data
data
data
data
data
data
data
data
data
data
data
data
data
data
data
0
0
0
0
data
data
data
data
menu
menu
menu
Comment
Current operating status of the boiler. Prepurge, Ignition, Name of the system Type being
satisfied, post purge, Warm Weather Shutdown, Trouble
Temperature of the first sensing element of the boiler's heat exchanger outlet sensor
Temperature of the second sensing element of the boiler's heat exchanger outlet sensor
Temperature of the boiler's heat exchanger inlet sensor
Temperature of the first sensing element of the boiler's flue gas sensor
Temperature of the second sensing element of the boiler's flue gas sensor
Temperature of the remote outdoor air temperature sensor
Temperature at the top of the CHW tank
Temperature at the bottom of the CHW tank
Current operating status of the boiler. Prepurge, Ignition, Name of the system Type being
satisfied, post purge, Warm Weather Shutdown, Trouble
Call for heat status on Zone 1 Input (DHW input if DHW active)
Call for heat status on Zone 2 Input
Call for heat status on Zone 3 Input
External manual limit on low voltage terminal strip
External auto limit on low voltage terminal strip
Low water cutoff device (inside boiler jacket)
Feedback from blower sensor
Number indicating the presence and quality of the flame used to shutdown boiler
Current operating status of the boiler. Prepurge, Ignition, Name of the system Type being
satisfied, post purge, Warm Weather Shutdown, Trouble
Control's gas valve circuit status
Control's variable voltage sent to control the boiler circulator speed —
0 V = OFF / 10 V = 100% = High speed
Control's circulator 1 relay status
Control's circulator 2 relay status
Control's circulator 3 relay status
Control's signal controlling the blower speed
Control's alarm contact status
Displays number of control faults
Displays number of ignition attempts boiler is currently on
Displays number of manual reset lockouts since last cleared
Displays number of auto reset lockouts since last cleared
Choose this to view the most recent error recorded
Displays time and date that lockout occurred
Displays what the status of the boiler at the time of the error
Choose this to view the details of manual reset lockouts
Choose this to view the details of auto reset lockouts
Choose this to view the status of the Boiler Inputs at the time of the error
Choose this to view the status of the Boiler Outputs at the time of the error
Choose this to view the Boiler Temperatures at the time of the error
Part number 550-142-085/0712