33
Table 13 — Motor and Discharge Temperature Control Points
Table 14 — Slide Valve Override Control Points
LEGEND
SV— Slide Valve
Table 15 — Fault Codes for Software Version 1.5
Table 16 — Fault Codes for Software Version 2.0
ALC CONTROLLER INJECTION ON (°F)
INJECTION OFF
(°F)
SHUTDOWN
COMPRESSOR
(°F)
MANUALLY RESET
COMPRESSOR (°F)
TIME DELAY
REQUIRED BEFORE
MANUAL RESET (SEC)
Discharge
Temperature (Td)
N/A N/A Td > 225 Td < 175 30
Motor Cooling
Temperature (Tm)
Tm > 240 Tm < 225 Tm > 270 Tm < 225 30
AL
C CONTROLLER
RESTRICT FURTHER COMPRESSOR UNLOADING
Energize SV Coil #2 Continuously (°F)
FULLY LOAD COMPRESSOR AND RESTRICT
UNLOADING BELOW 100% Energize SV Coil #1 and
Coil #2 Continuously (°F)
SV - Discharge
Temperature (Td)
200 < Td < 215
(discontinue SV override when Td < 198
Td > 215
(discontinue SV override when Td < 213)
SV - Motor Cooling
Temperature (Tm)
245 < Tm < 260
(discontinue SV override when Tm < 243
Tm > 260
(discontinue SV override when Tm < 258)
FAULT DESCRIPTION LED INDICATION (OUTPUT#4) OUTPUT #5 COMPRESSOR
MANUAL RESET
REQUIRED
High Discharge Temperature Trip Solid red Opens/De-energized OFF Yes
High Motor Temperature Trip Constant blinking Opens/De-energized OFF Yes
Compressor Oil Trip One blink and 2-second pause Opens/De-energized OFF Yes
Faulty Transducer/ Thermistor
Slide Valve Sensor
One blink and 2-second pause Opens/De-energized OFF Yes
Faulty Motor
Te
mperature Thermistor
Three blinks and 2-second pause Opens/De-energized OFF Yes
Faulty Discharge
Temperature Thermistor
Four blinks and 2-second pause Opens/De-energized OFF Yes
FAULT DESCRIPTION LED INDICATION (OUTPUT#4) OUTPUT #5 COMPRESSOR
MANUAL RESET
REQUIRED
High Discharge Temperature Trip Solid red Opens/De-energized OFF Yes
High Motor Temperature Trip Constant blinking Opens/De-energized OFF Yes
Compressor Oil Tri
p One blink and 2-second pause Opens/De-energized OFF Yes
Faulty Transducer/ Thermistor
Slide Valve Sensor
One blink and 2-second pause Opens/De-energized OFF Yes
Faulty Motor
Temperature Thermistor
Three blinks and 2-second pause Opens/De-energized OFF Yes
Faulty Discharge
Temperature Thermistor
Four blinks and 2-second pause Opens/De-energized OFF Yes
Faulty Discharge
Pressure Transducer
Five blinks and 2-second pau
se Opens/De-energized OFF Yes