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All rights reserved. Only training and service purposes.
3. What to do per LED Blinking and Trip protection logic
(2) Stroke Trip and LED Blinking 2 times (Stroke Trip)
→ Purpose : Protection piston crash by abnormally large Stroke.
→ Case 1. Do not operate Comp.
: Harness connection failure between the PCB, Comp, Capacitor.
→ Case 2. Do operate Comp. intermittently
: Condenser Fan or Freezer Fan Error.
System Error like water-clogging, capillary-clogging, refrigerant-leakage
→ Logic: After the Comp. Off every 1 minute restart Comp.
Blink Blink Blink BlinkOFF OFF
Y
Y
Y
Check
the Protection Logic
Check Stroke or
LED Blinking 2 times
(Stroke Trip)
Do not operate
Comp.?
Y
N
Compressor is operate
intermittently
Check Comp.
Replace
Compressor
N
Reset
Stroke Trip
occur?
Check the
leakage and cycle
Y
Recheck
Check
Harness connection
Repair Harness
N
N
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