ICP HMH009KD1 Service Manual

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ICP HMH009KD1 Service Manual Manual pdf 51 page image

- 51 -• Confirm that the Vertical Louver is normally geared with the shaft ofStepping Motor.• If the regular torque is detected when rotating the Vertical Louver withhands Normal• Check the connecting condition of CN-UP/DOWN Connector• Check the soldering condition(on PWB) of CN-UP/DOWN ConnectorCheck the operating circuit of the Vertical Louver• Confirm that there is DC +12V between pin (RED) of CN-UP/DOWN andGND.• Confirm that there is a soldering short at following terminals.- Between 60 , 61 , 62 and 63 of MICOM- Between 3 , 4 , 5 and 6 of IC01M- Between 11 , 12 , 13 and 14 of IC01M- Between 1 , 2 , 3 , 4 and 5 of CN-UP/DOWNIf there are no problems after above checks• Confirm the assembly conditions that are catching and interfering parts inthe rotation radial of the Vertical Louver6. When Vertical Louver does not operate.