２．３ Extension and contraction of footrest do not move. (Premium 4S only)
２．４ Heater does not work.(It does not heat up)
Is the footrest movable to maximum upper angle?
No
Is DC24V(approx..) out on the connector of main
circuit board(CN18, 19) when heater is ON.
(Check with tester.)
No
Replace the main circuit board.
es
Exchange heater or the cord for heater.
Is there any disconnection for each connecting
part of heater?
No
Connect the connector firmly.
es
Is any error occurred?
Premium 4S：
“Error occurs・Switch the power again” is displayed on the LCD.
Premium 4.0：
Each button of auto course blinks from upper to lower in turns.
Check each part after confirming service No.(Error no.)
３．In case service No.(Error No.) is displayed. ＜Reference＞
es
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