7
Maintenance
Upgrading EA for 25 mm OD Macro Reactor
Thermo Scientific
EA IsoLink IRMS System for CNSOH Operating Manual
133
Upgrading EA for 25 mm OD Macro Reactor
This procedure gives the instructions for replacing the fittings for the 18 mm OD standard reactor
with the fittings for the 25 mm macro reactor.
1. If already installed, remove the MAS Plus and the reactor from the left/right furnace of interest.
2. Using the 23-33 mm open-ended wrench, unscrew and remove the introduction sample fitting
with the nut for the 18 mm OD reactor (P/N 35008417) from the MAS Plus paying attention to
do not damage the internal gasket.
3. Screw manually the introduction sample fitting with the nut for the 25 mm OD macro reactor
(P/N 35008418, provided in the MAS Plus standard outfit) into the MAS Plus. Tighten the fitting
by using the 23-33 mm open-ended wrench.
4. Access the furnace compartment lifting the cover and removing the protecting plate.
WARNING
This operation must be carried out with the furnaces at room temperature.
Introduction Sample Fitting
Nut for the 18 mm OD Reactor Tube
Furnace Compartment Protection Plate
Furnace Compartment Cover
