7-4                                                                                        T1 Service Manual 
 
7.3.2.2 Disassembling the parameter board 
1.  Disconnect the sockets for dump valve cable, linear valve cable and pump cable from the main board. 
 
 
 
 
2.  Detach the tubing connecting the parameter module and the pump and valve assembly from their connectors. 
 
 
 
3.  Loosen the parameter board latch and slide the parameter board to the right to remove it from the main frame. 
 
Sockets for the pump cable and the 
dump and linear valve cables 
Detach the tubing from the connector 
Loosen the parameter 
board latch