Download Installation, Start-Up, and Service Instructions

TROUBLESHOOTING
ELECTRICAL
SHOCK
Failure to follow
injury or death.
this
(Tables 6-8, and Fig. 15)
HAZARD
warning
Be sure to check for broken
troubleshooting
system.
could
STATUS
Indicators
INDICATION
CORRECTION
Check
1 Flash
Faulty
TH1
Sensor
the THI
thermistor
Check for proper
Replace
Faulty
TH2
Sensor
Low Pressure
Check system
High Pressul_e
Check operating
Low Voltage
6 Flashes
High Voltage
Check electrical
Check operating
Check electrical
if necessary.
charges.
(THI and TH2) for correct resistance.
pressures.
Check refrigerant
Check thermistors
5 Flashes
charges.
(THI and TH2) for correct resistance.
voltage.
connections.
voltage.
connections.
OPERATION
LED.
INDICATES ERROR
POWER LED.
OFF WHEN SYSTEM IS
OPERATING AND FLASHES
WHEN SYSTEM IS IN ERROR
(DOES NOT INDICATE ERROR CODE)
CLEAN FILTER INDICATOR
FLASHED AFTER 250 HOURS
OF OPERATION
Fig. 15 -- Indicator Lights
16
resistance.
pressures.
Check refrigerant
Check thermistors
4 Flashes
for correct
connection.
thermistor
Check system
3 Flashes
resistance.
if necessary.
thermistor
Check for proper
Replace
for correct
ACTION
connection.
thermistor
Check the TH2
2 Flashes
in personal
wires or loose cable lugs before
Table 6_Service
LAMP
result