Technical data

11
Controller Alarms and Alarm Descriptions for models with Serial Number End Letter from
"A" to "E"
When an alarm condition occurs the unit will display an alarm code, the alarm LED will illuminate and the buzzer
will sound.
The alarm buzzer can be muted by pressing any of the keys but the alarm LED will continue to flash for as long as
the alarm persists.
Press the ENTER key for more than three seconds and FnC will be displayed.
Press the DEFROST/UP key until AL is displayed and then press the ENTER key.
At this point the alarm code will be displayed indicating the nature of the alarm.
CODE DESCRIPTION
E0
High Pressure
E1
Ambient Probe
E2
End Defrost Probe
E3
Reserved
E4
Condenser Probe
E6
Software-Wrong Programming
E7
reserved
E8
Supply Monitor
E10
Reserved
Lx
Low temperature on channel "x"
Hx
high temperature on channel "x"
Probe Resistance Values
The air and defrost probes have the following temperature resistance values (K ohms)
Temperature Kohms
Temperature Kohms Temperature Kohms
+50°C 4,161 +20°C 12,090 -10°C 42,450
+40°C 5,828 +10°C 17,960 -20°C 67,740
+30°C 8,313 0°C 27,280 -30°C 111,300
-40°C 188,400
Fuse Ratings and Wiring Diagram Numbers for Models with Serial Numbers
Ending in A, B, C, D and E.
Model Internal fuse Wiring diagram
Model Internal fuse Wiring diagram
SP101HW 16 A J1018 SP101HW LA 16 A J1019
SP201HW 16 A J1018 SP201HW LA 16 A J1019
SP301HW 20 A J1018 SP301HW LA 20 A J1019
SP401HW 25 A J1018 SP401HW LA 25 A J1019
SP501HW No fuses J2020 SP501HW LA No fuses J2021
SP601HW No fuses J2019 SP601HW LA No fuses J2022
SP101LW 20 A J1018 SP101LW LA 20 A J1019
SP201LW No fuses J2019 SP201LW LA No fuses J2022
SP301LW No fuses J2019 SP301LW LA No fuses J2022
Note: LA indicates Low Ambient models.