ERT7+
Temperature at probe (7) above configured
maximum temperature
Investigate cause
ERT7-
Temperature at probe (7) below configured
minimum temperature
Investigate cause
ERT8OS
Optional temperature probe (8)
disconnected from controller, not properly
installed to controller, or broken.
Ignore error if no probe is present. Check
wired connection to controller and confirm
proper configuration (see page 28 for wiring
diagram). Replace probe if broken
ERT8+
Temperature at probe (8) above configured
maximum temperature
Investigate cause
ERT8-
Temperature at probe (8) below configured
minimum temperature
Investigate cause
ERF1OS
Optional flow sensor (1) disconnected from
controller, not properly installed to
controller, or broken.
Ignore error if no sensor is present. Check
wired connection to controller and confirm
proper configuration (see page 28 for wiring
diagram). Replace probe if broken
ERF2OS
Optional flow sensor (2) disconnected from
controller, not properly installed to
controller, or broken.
Ignore error if no sensor is present. Check
wired connection to controller and confirm
proper configuration (see page 28 for wiring
diagram). Replace probe if broken
ERP3OS
Optional pressure sensor (3) disconnected
from harness or controller, not properly
installed to controller, or broken.
Ignore error if no sensor is present. Ensure
sensor and harness are properly connected.
Check wired connection to controller and
confirm proper configuration (see page 28 for
wiring diagram). Replace probe if broken
ERCOMM
Communication between ProtoCessor and
main PCB is no longer active
Ensure proper connection between
ProtoCessor and main PCB
ERDM+
Outlet temperature above configured
maximum outlet temperature
Investigate Cause
ERDM-
Outlet temperature below configured
minimum outlet temperature
Investigate Cause
EREE
EEPROM is blank or corrupt
Commission controller. See Commissioning
Section of this manual
26
