Component Check; Check Balustrade Panel Switch Of Left Front Door; Check Glass Frame Riser Motor - Lifan 620 Maintenance Manual

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III. Component check
1. Check balustrade panel switch of left front door. For the check of left front door glass frame riser
switch, refer to the table above. As for the rest doors: check the conductivity between terminals of
glass frame riser switch connector.
(1) Check if glass frame riser switch is normal
Press the safety switch on balustrade panel switch of left front door, and locate the switch of left
front door glass frame riser switch at UP, normally terminal 3 and terminal 12 conducted, terminal
7 and terminal 12 conducted; locate the switch at DOWN, normally terminal 3 and terminal 12
conducted, terminal 8 and terminal 12 conducted. Check the rest riser buttons as per steps
aforesaid. If the conductivity is not qualified, then change corresponding glass frame riser switch.
(2) Check if safety switch is normal
If only press the safety switch on balustrade panel switch of left front door, normally terminal 3 and
terminal 12 conducted; if the safety switch on balustrade panel switch of left front door is not
pressed, normally terminal 3 and terminal 12 not conducted. If the conductivity is not qualified,
then change corresponding glass frame riser switch.
(3) Check if the backlight of balustrade panel switch of left front door is normal
Connect terminal 14 (10～14V) to power, terminal 12 grounded, observe if the backlight is lit, lit
means qualified, while unlit unqualified.

2. Check glass frame riser motor

Connect battery positive to terminal 5 of glass frame riser motor, negative to terminal 4, glass rises.
Connect battery positive to terminal 4 of glass frame riser motor, negative to terminal 5, glass
descends.
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