Test Mode - Panasonic NR-B32FX3 Service Manual

8 Test Mode

8.1. Operation List of Test Control
TEST 0 (Fixed compressor speed)
TEST 1 (Forced defrosting)
TEST 2 (cancellation of standby time)
*1 and *2 are not performed at the same time, whichever starts earlier has the priority.
8.2. Continuous Cooling Measurement Mode
Setting Condition
Start
Cancellation
Control
Compressor
PC Damper
SC Damper
FC Fan
FC Defrosting Control
All Heaters
Duration
After cancellation, force to perform FC defrosting control and change to general control.
*: Use short-circuit tool
Picture of PCB (CONTROL)
Make a short circuit between control substrate TEST 0 and GND,
and press buttons to select R1~R5.
When history message appears, press "
and then press buttons to select R1~R5*1.
Make a short circuit between control substrate TEST 1 and GND to
start forced defrosting.
When history message appears, press "
display "dEF" for 0.5 seconds and start forced defrosting*2.
Make a short circuit between control substrate TEST 2 and GND to
set compressor startup standby time to 0.
Set TEST 3
Last for 72 hours or cancel TEST 3
Continuous operation at the rotation speed of R5
Forced ON
Forced ON
High-speed rotation
not performed
OFF
72 hours
23
" button for 1 second,
" button for 1 second to