Sullair SRL Series - Replacing the Control Board

SRL Service Manual
Revision 00
July 2007
Page 57 of 56
12.4 Replacing the Control Board
• Open the electrical box.
• Remove the white connector containing the electrical supply & digital inputs & outputs.
• Disconnect the temperature sensor wires.
• Disconnect the level sensor (SRL-325 to 6000 ONLY) Pull firmly on the connector, being
careful not to damage it.
• Unscrew the six screws holding the board in place.
• Replace the old board with the new one.
• Reinstall the temperature sensors, wires in the same locations.
Tem
p
erature sensor connections
Level sensor
connection
Electrical supply &
digital input & output
connections