Hitachi L300P Series Service Manual page 36

(How to fix DC bus capacitors for mold case)
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Put capacitor PCB onto the capacitor holder plate and put insulation sheet on it.
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Insert capacitor holder plate sliding along the ditch.
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Fix the capacitor PCB with screws.
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Fix terminal cover.
(How to remove DC bus capacitor for steel case)
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Remove terminal cover.
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Under a stop confirm that the charge lamp is turned OFF.
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Remove all the screws connecting P,N BAR.
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Remove all the screws connecting capacitor case and inverter main body.
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Pull the capacitor case downwards.
(How to fix DC bus capacitors for steel case)
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Put capacitor onto the capacitor case and drive all the screws.
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Insert capacitor case sliding along the ditch.
ƒ
Fix the capacitor case with screws.
„
Fix terminal cover.
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