Flow Chart Of Troubleshooting For Main Malfunctions; Troubleshooting For Jumper Cap; Main Check Points - Toyotomi KURO Mini Service Manual

Flow Chart of Troubleshooting for Main Malfunctions

1. Troubleshooting for jumper cap

Main check points:

(1) jumper cap (2) control board of indoor unit
Display shows "C5"
Check whether the main
board of controller is inserted with
jumper cap.
Y
N
Check whether the
jumper cap is not inserted
well.
N
N
Replace the jumper
cap with a new one
Eliminate
malfunction
N
It's the malfunction of
main board. Replace
the main board with
the a new one.
End
Insert the equipped
N
jumper cap
Eliminate
malfunction
Insert the jump cap
Y
tightly again
Eliminate Y
malfunction
Y
Y
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