Troubleshooting - Honeywell Home ERM5220R Guide D'installation

TROUBLESHOOTING

NOTE: Disconnect RedLINK™ when making changes to the device.
RESET PROCEDURE:
Hold down the "Connect" button on the ERM for 10 seconds. The
"Connection" LED should appear red for a few seconds and go out. This
indicates the unit is reset.
Symptom
Relays don't switch as
expected
Connected LED is red Loss of
Connected LED is off Device is not enrolled
No LEDs are on
13
Possible Cause
Incorrect jumper
configuration
communication with
system
with system
No power to device
Action
Check jumper
configuration. If
incorrect, unenroll
from system, change
jumper, then re-enroll
with system.
Verify thermostat
and/or Equipment
Interface Module are
powered and
functioning correctly.
Enroll with system.
Verify 24 VAC at R/C
terminals.
33-00135EFS—11