Dreve Innovation MediTech PCU 90, Инструкция по эксплуатации

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PCU 90
14 Fault rectification plan
Cause
Power connection
incorrect
Main switch off
Safety device has trig-
gered
Main switch defective
Power board defective
Connection cable from
the power board to
control board has been
released
Flap not closed
Flap switch defective
Ventilator fan defective
Fault
Appliance does not
show any function
Main switch on, time
circuit does not show
any function
Time circuit functioning
Program cannot be
started
Objects become too
warm
Remedy
Check power connec-
tion
Switch main switch on
Switch safety device on
Exchange main switch
Exchange power board
Connection cable must
be inserted properly
Close flap
Exchange flap switch
Exchange ventilator fan
Cause
Gas bottle empty
Pressure regulator is
closed
Flap seals defective
Operating pressure on
pressure regulator is
no longer at 5 bar
Regulating needle
valve was set differently
Regulating needle
valve defective
Relay board defective
Magnetic valve
defective
Program must be
started beforehand
Flap is not closed
centrally and properly
Electromagnets are
defective
Relay board defective
Fault
Parts are sticky
Operating flap is not
locked
Remedy
Exchange gas bottle
Open pressure regula-
tor
Renew flap seals
Set pressure regulator
correctly to 5 bar
Set regulating needle
valve correctly
Exchange regulating
needle valve
Exchange relay board
Exchange magnetic
valve
Start program
Close correctly with
both handles
Exchange electromag-
nets
Exchange relay board