Steffes 9180 - Manual (Page 31)

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HelP Menu
The system contains a Help Menu which may be accessed through the control panel. To access the Help Menu,
press and release the M button until the faceplate displays “HELP”. Scroll through the menu by pressing either
the up or the down arrow button.
display
Reading description
Fxxx Firmware Version Number - Indicates the version of software installed.
O xx Outdoor Temperature - Indicates current outdoor temperature as recognized by the system.
tL:xx Target Level - Indicates the percentage of brick core charge level the system is targeting. During
peak periods the value displays as "tL_".
CL:xx Charge Level - Indicates the percentage of heat storage currently in the brick core.
HE x Heating Elements Active - Indicates the total number of heating elements currently energized.
PC x Power Line Carrier Channel - Indicates the channel on which the system is set to receive PLC com-
munication signal.
P x Power Line Carrier Net Hit Rate Percentage - Indicates the percentage of "GOOD" communication
packets received by the system from the PLC transmitter system.
PS x Indicates which Specialty Timer the system is currently using. The value displayed will be zero if
the Specialty Timer is not being utilized.
CC_x Charge Mode Operation - Indicates the charge control method being utilized during off-peak periods.
CA_x A-Peak Mode Operation - Indicates the charge control method being utilized during anticipated peak
periods.
C1_x Specialty Timer #1 Charge Mode - Specialty Applications Only.
C2_x Specialty Timer #2 Charge Mode - Specialty Applications Only.
HUxx Heat Usage - Indicates the amount of input being dissipated by the system.
A_xx Target Discharge Air Temperature - Indicates the discharge air temperature that the system is target-
ing.
cxxx Compressor Output Relay Delay Timer - Indicates time remaining before heat pump compressor is
energized. "c ON" indicates the heat pump is energized.
error coDeS
The system has an on-board diagnostic system to monitor various operat-
ing conditions. If operating conditions move outside the normal operating
range, an error code is displayed on the faceplate. If there are multiple
errors simultaneously, only the highest priority error code appears. Once
corrected, the next highest priority code will be displayed on the faceplate
as “Er—” (i.e., Er05).
Error Code description
01 Currently not utilized.
02 Currently not utilized.
03 Er03 is an error message which will not generally ap-
pear on the 5100, 7100, or 9100 Series Steffes heat-
ing systems. If an Er03 is displayed, check the value
in Location 35 (L035) to verify that the 2 bit has not
been enabled.
HAZARDOUS VOLTAGE:
Risk of electric shock, in-
jury, or death. System may
be connected to more than
one branch circuit. Discon-
nect power to all circuits
before servicing. Equip-
ment must be serviced by a
qualified technician.
WARNING