Turbo Air TGIM-23*, Service Manual

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MAIN PCB PROGRAMING
No
Control
Fucntion
Control
Objects
Description
5 Defrost Heater C. Pause step
Function Compressor a. To ensure that refrigeration system has the time to be stabilized,
Evap. Fan Motor please allow compressor and fan motors to have enough rest time after
Cond. Fan Motor heater defrost mode is deactivated.
b. Time = 5 min, LED Display panel will be shown as 'dF'.
D. Fan delay step
a Max Time = 5 min a. Max. Time 5 min
b. Only Comp. is ON.
c. If D-sensor temperature goes down under 14℉ in 5 minutes,
evaporator fan motor will turn on immediately.
6 Manual Heater A. 1. Press the both up/down (or +/-) keys for 5 seconds. 88 LED should display "SL".
Defrost Compressor 2. Press the down(or -) button. 88 LED display "dS".
Evap Fan Motor 3 Press the down(or ) button 88 LED display "dF" and defrost mode start Evap. Fan Motor 3. Press the down(or -) button. 88 LED display dF and defrost mode start.
Cond. Fan Motor B. On manual defrost mode
1. The pre-cool step is omitted.
2. Heater defrost step is run.
3. The next procedure is the same as that of defrost mode.
7 Fuzzy Heater The defrost cycle will start during conditions as specified below.
f f Defrost Compressor A. The compressor has run for 30 minutes.
Evap. Fan Motor B. There is no door open for 30 minutes.
Cond. Fan Motor C. The temperature of D-sensor is lower than 5℉.
D. The temperature of F-sensor is higher than D-sensor's temperature by 32℉
for 10 minutes.
8 Comp Compressor A. Compressor will not run for 5 minutes after off cycle even if
Restart Cond. Fan Motor F-sensor is in its operatinal range.
Prevent
9 Power Compressor A. Compressor will not be run for 5 minutes after power failure.
Failure Evap. Fan Motor B. Only Evap. Fan Motor is ON.
Back up Cond. Fan Motor
Function
10 Door Open Buzzer A. The LED Display panel will read 'DOOR' icon and will not flash 'FAN' icon.
Alarm 88 LED B. Before sounding the beeper:
Function 1. Door was open for more than 30 seconds, the buzzer will sound 3 times.
2. Door was open for more than 60 seconds, the buzzer will sound 5 times.
3. Door was open for more than 5 minutes, the buzzer will continuously sound.
11 Buzzer Buzzer A. Beep sound rings once after initial power up.
Function B. Beep sound rings whenever each button is pressed.
C. If the door stays open past a certain amount of time, beeping will occur.
(see door open alarm function)