Do you have a voltage
of 230/240Vac at input
of switch S1 ?
Do you have a voltage
of 230/240Vac on input
of PCB 4?
Do you have a voltage
of 230/240Vac on
input of power cable?
A
C
Are thermostats NC
and relevant
wirings intacts?
D
Is 1 of 2 red led lighted on PWM of
PCB 1?
Replace switch
S1
Replace power
cable
Is the problem on
plug or on board?
Replace
PCB 4
OK
Replace defective piece
(thermostat or wiring) or
replace PCB that shows
the problem
Replace PCB 1
Replace front panel. Is
problem solved?
Assemble again front
panel group and replace
PCB 1.
Is problem solved?
YES
YES
YES
NOT
NOT
NOT
SI
YES
YES
NOT
NOT
NOT
NOT
F
Assemble again PCB 1 and replace PCB
9. Is problem solved?
YES
Assemble again PCB
9 and replace PCB 2
NOT
Do you have a voltage of
about 60Vdc between
dissipator and shunt on PCB 9
NOT
Replace PCB 2
YES
YES
23
Содержание Invertig 201 AC/DC
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