georg-fischer ea41 Manual De Usuario
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5 9
7. Troubleshooting Guide
Problem
Possible Error
Solution
Motor does not run
no mains voltage
find customer's error
(terminal 1, 2, 3)
internal wiring error
check actuator
switching cams S1 and S2
see Item 5
adjusted incorrectly
Motor only runs in
throw-over relay does not
replace power supply
one direction
function
board
Transformer gets
wrong input voltage
see Item 3.2
very hot
selected
Overload protection
friction torque of valve
clean and lubricate
triggers (self resetting)
too high
valve
defective motor
replace motor
duty rating too high
increase cycle time
apply measures to
decrease ambient
temperature
decrease ambient
temperature
Valve does not close
switching cams S1 and/or
see Item 5
or open correctly
S2 not adjusted
For customer service please consult the
specialist at your nearest George Fischer
sales office.
1990_4_Teil3.p65
7.11.2000, 14:30 Uhr
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