juan
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juan
MemberOctober 22, 2015 at 6:22 pm in reply to: what is the T4 fault on the manitowoc ice modelSYMPTOM
Alert icon on the display is flashing and the alert
indicates a T1, T2, T3, or T4 Fault.
CHECK PROCEDURE
• Press the Menu button.
• Scroll down to Service and press right arrow.
• Scroll down to Diagnostics and press right arrow
• Scroll down to Temp Sensors and press right
arrow to display thermistor temperature readings.
NOTE: An open thermistor will display -22°F (-30°C)
and a shorted thermistor displays 475°F (246C).
Thermistor Test
1. Disconnect thermistor from control board and
measure resistance.
2. Measure temperature at the thermistor.
3. Compare measured resistance/temperature
readings to resistance/temperature relationship
chart.
A. Within 10% of the published resistance value
– Thermistor is good
B. Not within 10% of the published resistance
value – Thermistor is defective. more info
http://www.manitowocice.com/docs/uploaded/mii/Technicians_Handbook/Indigo_AWN_Model_Tech_STH025.pdf
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sorry maybe i dont explain myself alright english is not my language but i just want to know the psi of my swing when i do my expansion valve test if is 7 to 5 psi swing on R404 or 10 to 7 psi i am a techinician so i dont need a one i just want to make sure i am doing it right.
ps thanks
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Randell 2010FÂ Serial T62798
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2015-03-11 11:53 GMT-07:00 techchris <root@localhost>:
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