Agilent Technologies Quaternary Pump 1100 Series - Manual (Page 130)

130
Repairing the Pump
Removing the Top Cover and Foam
Do not connect a power plug to the quaternary
pump after removing the top covers.
A safety light switch on the main board will
prevent operation when the covers are
removed.
The next figure shows the position of the
safety light switch on the board.
7 Note the position of the safety light switch on
the main board.
Light light switch
Top foam cover
Foam lever