Replacing Probes; Figure 13: Washhead Disconnect - Molecular Devices SkanWasher 300 User Manual

Maintenance
Solenoid valves
Sensor block
Ribbon cable
Air pressure supply

Figure 13: Washhead Disconnect

Replacing Probes

Individual probes can be replaced if identified to be the sole problem.
Step 1 Identify if aspirate or dispense probe is to be replaced.
Inlet Probe used for dispense probe (part #1700-0190,
pkg.10/box).
Outlet Probe used for aspirate probe (part #1700-0239,
pkg.10/box).
Step 2 Pull out probe with pliers.
Remove old glue particles from wash head.
Step 3 Insert new probe, burr diameter = 1.10 mm.
Apply Loctite Activator no.7649 on the mounting area on the
probe.
Push probe in until it touches the wash head.
Step 4 Apply glue around probe at the point of entry at the wash head.
Commercially available glue recommended: Loctite QuickTite Super
Glue Easy Squeeze Gel or Loctite 290 Loctite Threadlocker Green
(does not set up as quickly as QuickTite).
Step 5 Wash excess glue off wash head after 15 minutes using water.
32 SkanWasher 300 User Guide