Steffes 2106 - Appendix: Diagnostics; Help Menu and Error Codes

Appendix A.06 2100 Series
HELP MENU
The 2100 series room heating unit contains a Help Menu which may be accessed by pressing and releasing the M
button until "HELP" is displayed on the faceplate. 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 heater.
tL:xx Target Level - Indicates the percentage of brick core charge the heater targets during an off-peak
period.
CL:xx Charge Level - Indicates the percentage of heat storage currently in the brick core.
HE x Heating Elements Active - Indicates the number of heating elements currently energized.
PC x Power Line Carrier Channel - Indicates the channel on which the heater is set to receive PLC
communication signal.
P x Power Line Carrier Net Hit Rate Percentage - Indicates the percentage of "GOOD" communication
packets received by the heater 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
targeting.
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
2100 Series heaters have an on-board diagnostic system to monitor various
operating conditions. If operating conditions move outside the normal
operating range, an error code will be displayed on the faceplate. If there are
multiple errors simultaneously, only the highest priority error code will be
displayed. Once corrected, the next highest priority code will be displayed.
Error codes will be displayed on the faceplate as “Er—” (i.e. Er05).
Error Code Description
01 Core temperature sensor reading is out of normal range.
An open, shorted, or otherwise defective sensor or a circuit
board which is out of calibration could cause this.
02 Contact a qualied service technician.
HAZARDOUS VOLTAGE:
Risk of electric shock. Can
cause injury or death. Heater
may be connected to more
than one branch circuit.
Disconnect power to all
circuits before servicing.
DO NOT remove the painted
front panel while energized.
Equipment must be serviced
byaqualiedtechnician.
WARNING