Service Bulletin – LWGSBN0086
Page
4
of
10
Instructions for changing the dispense Handset
SP964 – PURELAB flex 1 & 2
Isolate the power to the PURELAB flex.
Remove the back cover and undo the 4
screws from the top panel.
The back cover can then be removed.
Unplug the gun from the PCB (TH1).
Lay the PURELAB flex on it‟s side and
disconnect the tubing at the line cell and
non return valve to release the gun.
The dispense gun can now be removed from the PURELAB flex.
Install the new dispense gun and reassemble.
