6
Maintenance
Replacing the Temperature Controller PCB
Thermo Scientific
EASY-Spray Series Ion Source User Guide
37
4. Unpack the new temperature controller PCB and make sure it is not damaged.
5. Slowly push the new PCB enclosure into place, and route the heater cable so that it does
not become damaged (pinched) (
Figure 25.
EASY-Spray ion source (bottom) without the temperature controller PCB
6. (EASY-Spray only) Align the screw holes on the additional cover plate over the PCB’s
back two screw holes (
).
7. Using a 2.5 mm hex key, install the four hex screws into the bottom of the ion source.
You can now install the EASY-Spray Series ion source back onto the MS. To dispose of the old
PCB, see
.
CAUTION
To prevent damage to the electronic components on the PCB due to ESD,
hold the new controller unit by the metal enclosure instead of the PCB.
One of the back holes for
the hex screw
High voltage cable
connects to the column
holder.