Thermo Scientific TVA2020, Instruction Manual

Page: 108 / 190

Preventive Maintenance
Replacing Water Trap Probe Filter and O-Rings
5-12 TVA2020 Instruction Manual Thermo Fisher Scientific
Use the following procedure to replace the o-rings ( Figure 5–5 ).
1. Unscrew the bottom housing from the top housing.
2. Remove filter.
3. Remove o-ring from either top housing groove or bottom housing
groove or both as necessary.
4. Place new o-ring in groove of housing. Make sure o-ring is seated
properly in groove.
5. Repeat for other housing if necessary.
6. Place filter into top housing.
7. Screw bottom housing into top housing.
Figure 5–5. Water Trap Probe Assembly – Filter and O-Ring Replacing
Replacing the
O-Rings
O-ring
Nozzle Base
O-ring
Nozzle
Water trap