24
DIAGOSTIC TEST
10
Test 5 Pump check
Measurement condition : Power cord is unplugged.
Check the hose blocked with foreign body or twist.
Trouble Symptom : Check if pump is out of order. " Empty water" signals.
⇨
YES
⇨⇨
NO
⇨⇨
YES
⇨
NO
(Measure with power on)
On QC test mode, when Pump
is on,
Electric noise doesn’t occur
Electric noise doesn’t occur
while pumping?
(Measure after power is off.)
With YL3 disconnected from
Controller,
YL3
①
- YL3 ② resistance
ranges 205
±10Ω ?
• Check Pump sensor
• Check and replace Controller
- TR3
• Disassemble Pump
- Check foreign objects
- Check impeller
restriction
- Check connection hose
clogged
• Check or replace pump
• Check Harness
connection
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