Johnson MC-J6900 - 5.8 Abnormal warming function

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CHAPTER 5:TROUBLESHOOTING
– Footrest warming piece: normally about 48Ω, and about 96Ω in case of unilateral damage.
Check connecting line/replace warming piece(1000373418/1000405385).
3)
Measure if the master control panel has DC24V-30V output; if not, replace the master
control panel(1000391515).