Miele T9800HRT service manual Corrective Action Procedures Speed Control Issues

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CORRECTIVE ACTION PROCEDURES – Speed Control Issues

Speed Control Issue

Start PWM max test (firmware setup screens), wait

20 seconds or until speed stabilizes

N

Belt moving

See belt drive issue

Y

Measure speed and compare to value displayed in

time window

OK	N	Speed feedback issue
OK		Speed feedback issue
	Y

Run Auto Calibration (firmware setup)

Problem Fixed

Y

Done

N

Perform steps in order listed until problem resolved.

1. .Ensure belt and drive is able to turn freely and are properly mechanically connected.

2. .Check all electrical connections

3. .Verify reliance drive settings

4. .Replace ribbon cable with a known good cable

5. .Replace interface PCB with a known good PCB

6. .Replace console PCB with a known good PCB

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Contents Vision T9800HRT Table of Contents Section Maintenance Procedure Maintenance Check List Tensioning the Belt Procedure Frequency Every 1 months Running BeltDrive Belt Procedure Frequency Every 1 monthClean the Grooves Procedure Frequency Every 3 months ProcedureSection Wiring Diagram Instruction T9800TM87 MCB Wiringfor 110V Motor wireT9800TM87 MCB Wiring Definition of PIN JP1Elevation cable6pin/AMP-350762-4J2 console cable 202T9800TM87 Console Wiring Safety Pull Switch J15 CsafeT8900TM87 Console Wiring Definition of PIN J13 T9800TM87 Electrical block diagram for T9800TM87 Wiring Diagram Instruction for T9800TM87 Electrical block diagram for T9800TM87 Wiring Diagram Instruction for Section Console Functional Flow Diagram Operating T9800 KEY Behale Function Set the data/function StepConfiguration Engineering Mode MenuManual Calibration System Tests Maintenance Section MCB LED Instructions AC FAN LED DescriptionSection Troubleshootings T9800 Console Error code Calibrate Elevation Corrective ActionE2 Elevation Out Of Range E3 Elevation Stall Auto Calibration StepE6 Runaway Belt Error E7 Speed Stall Error E9 Speed Range Error Page Corrective Action Procedures Speed Issues Corrective Action Procedures Belt Drive Issues Corrective Action Procedures Speed Control Issues Perform steps in order listed until problem resolvedCorrective Action Procedures Speed Calibration Issue Operation Errors