Lochinvar CP-M Series, Installation, Commissioning & Maintenance Instructions

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12.11 CHECKING THE OPERATING HISTORY
The following figure describes how to check the operating history of the boiler.
FIGURE 12.16 CHECKING THE OPERATING HISTORY
Operating screen:
H E A T I N G : S T A N D - B Y
> > > : 1 2 3 . 4
o
C ( 1 2 3 . 4
o
C )
Press [MENU]
Select "Operate" using [◄] & [►]
M a i n M e n u
O p e r a t e
Press [◄] & [►] to browse through the 5 screens.
SCREEN: 1
O p e r a t i n g h i s t o r y
P o w e r O n h r s 1 3 1 4 0 0
SCREEN: 2
h r s C h T o t 1 0 0 0 0 0 0
h r s D h w T o t 1 0 0 0 0 0 0
SCREEN: 3
h r s C h < 5 0 % 1 0 0 0 0 0 0
h r s C h = > 5 0 % 1 0 0 0 0 0 0
SCREEN: 4
h r s D h w < 5 0 % : 1 0 0 0 0 0 0
h r s D h w = > 5 0 % : 1 0 0 0 0 0 0
SCREEN: 5
T i a 1 0 0 0 0 0 F i a 1 0 0 0 0 0
S s l 1 0 0 0 0 0 S s t 1 0 0 0 0 6
Bottom line: Ssl = Soft Starts last
Sst = Soft Starts Total
Bottom line: Burner-on hours for DHW while the burner was firing at equal to or
more than 50% .
Top line: Burner-on hours for central heating while the burner was firing at less
than 50% .
Bottom line: Burner-on hours for central heating while the burner was firing at
equal to or more than 50% .
Top line: Shows the operating history menu is activated.
Press [MENU] or [ENTER] to exit. The unit will return to the operating screen.
Press [ENTER]
Top line: Total burner-on hours for central heating demand.
Bottom line: Total burner-on hours for DHW demand.
Top line: Tia = Total Ignition Attempts
Fia = Failed Ignition Attempts
Top line: Burner-on hours for DHW while the burner was firing at less than 50% .
Bottom line: Total number of hours that the boiler has been powered on for.