vc999 RS420, Maintenance Manual

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TROUBLESHOOTING GUIDE
ALARM SCREEN MESSAGES
CHECK TRIM CANISTER
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Check overload switch on the bottom of the trim canister
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Check if trim canister is full
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Make sure hoses are not blocked
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Make sure trim canister is plugged in
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Check electrical plug
MAIN DRIVE OVERLOAD
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Check drive motor
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Check trim wound around sprockets
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Check chain for jam or deformation
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Check contactor and reset it
ROTARY KNIFE BREAKER
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Check knife for jam
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Check blades for dull edges or nick's
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Check rotary knife motor
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Reset the breaker
VACUUM PUMP OVERLOAD
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Check oil vacuum pump
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Check motor on vacuum pump
E-STOP
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Reset depressed e-stop
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Check e-stop switch
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Loose or broken wire on e-stop
ERROR ON 4AD
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Check for 24V DC to the module
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Check led input / output
ERROR ON 4ADTC
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Check for 24V DC to the module
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Check led input / output