Installation Manual

ECO-X / IL-X Manual
IM100117
RD: NOV 2009
RL: 05A - BA
23
17. TROUBLESHOOTING GUIDE
SET THERMOSTAT TO CALL FOR HEAT
IS THE HEATER BURNING?
THE SYSTEM IS WORKING PROPERLY.
STOP.
YES
NO
IS THERE LINE VOLTAGE (120V) OR
24 VOLTS TO THE THERMOSTAT
CONTROL?
→CHECK CIRCUIT BREAKERS OR FUSE
→CHECK ON/OFF SWITCH
→CHECK NIGHT TIME SET BACK CONTROL
→CHECK FOR PROPER GAUGE OF WIRE
→(24V) CHECK CONTROL CENTER TRANS-
FORMER. REPLACE IF NECESSARY
NO
IS THERE VOLTAGE (120V)
TO THE FAN SYSTEM?
YES
YES
→CHECK ELECTRICAL CONNECTION
FROM THERMOSTAT TO FAN MOTOR
→CHECK THERMOSTAT, REPLACE IF
NECESSARY
NO
IS FAN MOTOR OPERATING?
→CHECK EXHAUST FAN MOTOR, REPLACE
IF NECESSARY
NO
IS THERE 120 VOLTS TO
THE TRANSFORMER?
YES
YES
NO
CONT’D
→CHECK FOR DARK SPOTS OR LINES ON
THE TILE SURFACE
→’DARK’ AREAS REPRESENT CRACKS OR
BLOCKAGE OF THE TILE
→SEE ’SERVICE’ SECTION 15
→CHECK ELECTRICAL CONNECTION FROM AIR
SWITCH TO TRANSFORMER.
→ENSURE AIR SWITCH IS INSTALLED PROPERLY
→ENSURE AIR HOSE IS CONNECTED PROPERLY
FROM AIR SWITCH TO EXHAUST FAN
→CHECK AIR SWITCH, REPLACE IF NECESSARY
IS THERE 120 VOLTS TO
THE AIR PROVING SWITCH?
→CHECK ELECTRICALCONNECTION
TO AIR PROVING SWITCH
YES
NO