Decommissioning - Telemark Cryogenics 1200 Instruction Manual

Should it be necessar
following procedure m
WARNING
The refrigeration s
ester oil. These do
following basic pre
•
Always wea
•
Always wea
•
Only fully tr
should
refrigerants
WARNING
System contains
personal safety;
•
High pres
•
Refrigera
confined
•
Refrigera
decompo
vicinity o
cylinders.
There are strict regu
refrigerants into the
decommissioning is
environment occurs
(a) Run the system in sta
(b) Then close all hand va
which is resident in th
(c) Residual gas in the lin
an empty reclaim cylin
should be taken to no
Note: The reclaimed
during the balancing p
T Telemark Cryogenics Microprocessor Based Cr
ary to remove the unit from the vacuum system th
must be followed.
system contains a mixed blend of refrigerants a
do not present acute health risks it is essentia
recautions are followed:
ear eye protection.
ear surgical type gloves.
y trained personnel certified in the handling of ref
at attempt to decommission
nts.
ins specific hazards, which present a significant
ty;
ressure refrigerant gases, are a significant frostbit
rant gases will cause asphyxiation followed by
d areas.
rant gases, which if exposed to high tem
pose to form very toxic by-products – never sm
of a TVP or any other similar system includin
rs.
egulations concerning the recovery and discharge
he environment. Penalties can be severe if
is carried out by untrained persons or if release to
urs.
tandby mode until the unit reaches a stable value
valves. This means ensures that 90% of the refri
the cryo-coil and lines is recovered back to the TV
lines must then be reclaimed via the access hand
ylinder using an oil free refrigerant reclaim unit. Ca
not contaminate the reclaimed gas with air.
ed gas may then be used when the system is reins
g procedure previously described.
Page 58 of 63
Decommissio
any system
Revision
Cryochillers
5
ioning
the
s and polio-
tial that the
refrigerants
c containing
nt danger to
tbite hazard.
by death in
temperatures
moke in the
ding the gas
ge of all
e to the
lue for SP.
frigerant
TVP.
nd valve to
Care
installed
ion 1.0.7 October 2018