Phason PEC Plus User manual

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.

Phason PEC Plus socketed relay kit installation guide
17044800 2010-10-26
Installing the new circuit board
1. Wipe the white grease and dust from the inside of the heatsink using a clean cloth.
2. Remove the new circuit board from the bag.
3. Set the voltage selection switch to the correct voltage and place the jumpers in the correct
position.
4. Remove the orange caps from the triacs. Avoid contaminating the white grease with dust.
5. Place the new circuit board in the enclosure.
6. Fasten the circuit board to the enclosure using the five screws.
7. Fasten the triacs to the heatsink using the screws. The triacs must be flush against the heatsink.
Do not over tighten the screws.
8. Reconnect the wires to their correct terminals.
9. Reconnect the ribbon cable to the socket.
10. Verify all the wires are properly connected to their correct locations.
11. Switch on the power to the control and verify it operates properly. If it does not operate
properly, check the wiring and ribbon cable connection. If the unit still will not operate properly,
contact your dealer.
12. Fasten the cover to the enclosure using the four screws.
Display cable
Terminal blocks
Actuator present pins
Triacs
4
3
2
1
3
1
4 2
2
Phone: [phone]
Fax: [phone]
Phason Inc.
2 Terracon Place
Winnipeg, Manitoba, Canada
R2J 4G7
E-mail: [e-mail]
Web site: www.phason.ca