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Vestil SWA-60-AW User Manual

Page 52

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F:\Manual\SM-1517R-110V-100514

14.05.2010.

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11-3-1 Film-seat motor brake (BK2) not working

Condition:
a). Relay RYBK2 is working on PC board KS-050201-MB and LED BK2 would light up.
b). Fuse F1 (2A) on PC board KS-050201-MB is normal. (If a fuse F1 was blown, red LED BK2

Fuse fail on PC board KS-050202-KEY would light up.)

Check if brake B2+ and B2- contain

DC24V.

YES

Replace brake BK2.

NO

Check if there’s DC24V at terminal 0V and

24V of CN9 on PC board KS-050201-MB.

YES

Replace Relay RYBK2

NO

Refer to1-3, check if switching power

PS-65-24 is working.