Veit Brisay BRI-7570/101 FPD, Instruction Manual

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Defects, Cause, Elimination
52 BRI-7570_020 14.02.11
Defect Cause Elimination
Process control do not
start Magnetic switch S11 defec-
tive Check and replace if nec-
essary
Heating plate do not
open/close Magnetic switch S14 defec-
tive Check and replace if nec-
essary
5/2 directional control valve
Y3, Y4, Y5 defective Check and replace if nec-
essary
Pedal S11 defective Check and replace if nec-
essary
Pressure controller V2, V5
defective Check and replace if nec-
essary
Process control SA12
defective Check and replace if nec-
essary
Insufficient compressed-air
supply Check compressed-air sup-
ply provided by customer Heating plate do not
open/close properly
End-of-travel damping set
incorrectly Readjust end positions at
cylinder Z1 or replace seal-
ing
Quick-action ventilating
valve V3, V4 defective Check and replace if nec-
essary
Cylinder Z1 leak Check tightness and
replace if necessary
Pressure controller V2
(approx. 3 bar) set incor-
rectly or defective Check and reset or replace
if necessary
Heating plates do not
heat Temperature sensor R6 or
measuring transformer A1
defective Check and replace heating
plate if necessary
Automatic cut-out F1 has
triggered Find fault and clear, acti-
vate protection
Process control SA12
defective Check and replace if nec-
essary
Semiconductor relay K10
defective Measure voltage with LED-
potential indicator inactive,
replace if necessary
Heating R1 defective Measure current conduc-
tion, replace heating if
necessary