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8 Test Mode
8.1. Operation List of Test Control
*1 and *2 are not performed at the same time, whichever starts earlier has the priority.
8.2. Continuous Cooling Measurement Mode
After cancellation, force to perform FC defrosting control and change to general control.
*: Use short-circuit tool
Picture of PCB (CONTROL)
TEST 0 (Fixed compressor speed) Make a short circuit between control substrate TEST 0 and GND,
and press
buttons to select R1~R5.
When history message appears, press “ ” button for 1 second,
and then press
buttons to select R1~R5.
TEST 1 (Forced defrosting) Make a short circuit between control substrate TEST 1 and GND to
start forced defrosting.
When history message appears, press “ ” button for 1 second to
display "dEF" for 0.5 seconds and start forced defrosting.
TEST 2 (cancellation of standby time) Make a short circuit between control substrate TEST 2 and GND to
set compressor startup standby time to 0.
Setting Condition
Start Set TEST 3
Cancellation Last for 72 hours or cancel TEST 3
Control
Compressor Continuous operation at the rotation speed of R5
PC Damper Forced ON
SC Damper Forced ON
FC Fan High-speed rotation
FC Defrosting Control not performed
All Heaters OFF
Duration 72 hours
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