DIAGOSTIC TEST
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Test 5 Pump check
Trouble Symptom : Check if pump is out of order. " Empty water" signals.
Measurement condition : Power cord is unplugged.
Check the hose blocked with foreign body or twist.
• Disassemble Pump
- Check foreign objects
- Check impeller
restriction
- Check connection
hose clogged
(Measure after power is off.)
With YL3 disconnected from
Controller,
YL3 - YL3 resistance
ranges 205±10Ω ?
• Check or replace pump
• Check Harness
connection
• Check Pump sensor
• Check and replace Controller
- TR3
(Measure with power on)
On QC test mode, when Pump
is on,
Electric noise doesn’t occur
while pumping?
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