Phason
PEC Plus socketed relay kit installation guide
17044800
2010-10-26
PEC Plus socketed relay kit installation guide
The PEC Plus control board kit with socketed relays (K170048-RS) is a replacement circuit board
for your PEC Plus control.
The PEC Plus socketed relay kit works only with controls having the display type
shown below on the left. The kit
does not work
with the display type shown below
on the right.
Removing the old circuit board
Before installing the kit or servicing the control, switch OFF the power at the
source.
Refer to the diagram on the next page.
1.
Switch off the power to the PEC Plus.
2.
Remove the cover from the unit.
3.
Disconnect the ribbon cable from the socket.
4.
Label and remove the wires from the terminal blocks on the circuit board.
5.
Note the position of the jumpers.
6.
Remove the screws fastening the triacs to the heatsink.
7.
Remove the five screws fastening the circuit board to the enclosure.
8.
Remove the circuit board from the enclosure.
