
7.4 Drive Cooling Fans and Circulation Fans
♦ Cooling Fan Replacement: 2A0018 to 2A0075 and 4A0009 to 4A0039
W ARNING!
E le c tric a l S h o c k H azard. D o n o t c o n n e c t o r d is c o n n e c t w irin g w hile th e p o w e r is on. F a ilu re to c o m p ly can re s u lt in seriou s
p e rs o n a l injury. B e fo re s e rv ic in g the drive, d is c o n n e c t a ll p o w e r to the equipm ent. The in te rn a l c a p a c ito r re m a in s c h a rg e d eve n after
the p o w e r s u p p ly is tu rn e d off. A fte r s h u ttin g o ff the pow er, w a it fo r a t le a s t the a m o u n t o f tim e s p e c ifie d on the drive b e fo re to u ch in g
a n y com ponents.
CAUTION!
B u rn H azard. D o n o t to u ch a h o t drive heatsink. F a ilu re to c o m p ly c o u ld re s u lt in m in o r o r m o d e ra te injury. S hu t o ff the
p o w e r to the drive w h en re p la c in g th e c o o lin g fan. To p re v e n t burns, w a it a t le a s t 15 m in u te s a n d e n s u re the h e a ts in k h a s coo le d
down.
N O T IC E :
E q u ip m e n t H azard. F o llo w c o o lin g fan re p la c e m e n t in stru ction s. The c o o lin g fa n c a n n o t o p e ra te p ro p e rly w h en it is in s ta lle d
in c o rre c tly a n d c o u ld s e rio u s ly da m a g e the drive. F o llo w the in s tru c tio n s in th is m a n u a l to re p la c e the c o o lin g fan, m a k in g sure th a t the
la b e l is on top b e fo re in s e rtin g the c o o lin g fan in to the drive. To e n s u re m a x im u m u s e fu l p ro d u c t life, re p la c e b o th c o o lin g fan s w hen
p e rfo rm in g m ainten ance .
■ Removing the Cooling Fan
1. Depress the right and left sides of the fan cover hooks and pull upward. Remove the fan cover from the top of the
drive. The following figure illustrates a drive with a single cooling fan.
F ig u r e 7 .2 R e m o v in g t h e F a n C o v e r: 2 A 0 0 1 8 to 2 A 0 0 7 5 , 4 A 0 0 0 9 t o 4 A 0039
2. Remove the cooling fan cartridge. Disconnect the pluggable connector and remove the fan.
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YASKAWA ELECTRIC SIEP C710616 33D YASKAWA AC Drive L1000A Technical Manual