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MCD 500 PCB Replacement - Instructions
Reconnect the wiring looms. The SCR firing loom
will align with the relevant number of the
corresponding phase terminal on the main control
PCB. Take note of the thermistor wiring (grey/red)
to the right, and fan wiring (black/red) to the left
of the board. (The order of the thermistor and fan
plugs is not critical).
4. Models MCD5-0360C ~ MCD5-1600C
Remove the top cover and terminal blocks from
the starter. Undo the 4 x Torx screws holding the
top plastic.
Unplug the thermistor, fan and CT wires from the
LCP and main control PCB assembly.
Replace the top plastic, top cover and terminal
plugs.
Tilt the top plastic to the right to expose the wiring
looms. Label each SCR firing loom with the number
of the corresponding phase terminal on the main
control PCB assembly and unplug the SCR firing
looms.
Undo the 4 x Torx screws from the model PCB
support bracket and set aside.
®
MI.17.F1.02 - VLT
is a registered Danfoss trademark
MCD500 PCB Replacement
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