Prowinch PWA - Brake, Wiring & Transformer Issues

Version 1.0
39
Troubleshooting
39
Condion Reason Acon Cause Correcon
No operaon
Braking coil burning
Measure brake phase resistance
value; change brake if value is
innite.
Excessive current caused by
high or low voltage
Operate under rated voltage
Avoid over-operaon
Excessive current caused by
overload
Operate under rated voltage
Conrm short-term rang,
intermient cycle rang,
operate under rated voltage
Excessive current caused
by operaon in singe phase
state
Stop immediately if unable to
li load in single phase
Fricon plate
beyond brake
magnesm scope
Measure brake clearance, replace
if space is over usage limit
Avoid over-operaon
Broken brake wire
Ensure wire is connected, replace
if disconnected
Lead wire damaged during
assembly
Replace coil brake
Improper
connecon of brake
wire terminal
Replace insert terminal when
loose
Assembly error Proper connecon in assembly
Rust Replace brake if rust present
Exposure to water in storage Ensure dry storage
Condensaon Monitor usage environments
Fricon plate wear
Measure brake clearance, replace
if space is over use limit
Avoid over-operaon
Brake
Inside Wiring
Condion Reason Acon Cause Correcon
No operaon
Break
Check cable, repair if wire break
Vibraon, drop
Avoid excessive bumping in
usage
Leading wire damaged in
assembly
Change motor coil
Check connector, repair if wire
break
Connector not properly set Press by appropriate tool
Wiring error
Refer to wiring diagram, ensure
properly connected
Wiring error
Refer to wiring diagram, ensure
properly connected
Connector screws
loose
Fastening
Improper fastening Ensure eecve fastening
(overheang) Vibraon, drop
Avoid excessive bumping in
usage
Connector, insert
terminal improper
combinaon
Proper combinaon
Bad combinaon during
assembly
Ensure combinaon is eecve