Telemark Cryogenics 3600 - Surface Hazard Cautions

T
CAUTION
-
HOT SU
High temper
contact with
operation.
CAUTION
-
COLD S
Freeze Burn
operation. A
2.6.1 Using new
silv
inset
the “O” ri
corresponding
fitting (from the
½” metal seal
Hand-tighte
n t
damaged
durin
coupling fitting
a torque of 70
possibili
ty of le
2.6.2
Using a set of
connect inlet
s
dry Nitrogen o
(red hose) to th
2.6.3
Open the acce
200 PSIG (13.
medium (soap
and the Cryoc
pressurised
fo
Fig
8
Telemark Cryogenics
Microprocessor Based Cr
Page
22
of
63
Revision
SURFACE
peratures are generated during normal operation.
ith exposed pipe
-
work as this can get hot during n
SURFACE
urn
Risk. Very low temperatures generated during
. Avoid contact with exposed pipe
-work.
ilver plated “O” seal (supplied in ac
cessory Kit), c
” rings and mate the
refrigerant line co
nnection to
ng
fitting. The “Coil In” (CI) is a ½” metal seal
m
the unit to the Meissner
coil) and the “Coil Out”
(C
female fitting (f
rom the Meissner coil to the unit)
n the nuts to ensure that the
“O” seal is not displac
ring
the installation process.
It is our recommend
ings are fully tightened. Installation engineers mu
70 ft/pounds (85
-
90nn) on the couplings to minimiz
f leaking.
of Refrigerant Manifold gauges as shown below (
side of the manifold
(centre (yellow hose) to a
bo
or Argon and the
high pressure
outlet side of the
o the units access
valve (see fig 7).
cess hand valve (
see fig 7)
and pressurise the lin
3.78Bar (1.78Mpa)). Using a su
itable liquid leak
apy water) check the connectio
ns at both the Meis
oc
hiller ends for signs of leakage. T
he lines shou
for
at leas
t 15 minutes while inspection is checke
Note: When pressurising the lines, DO NOT
the balance pressure of the unit.
8
Refrigerant Manifold
Fig 7 Access
Cryochillers
ion 1.0.7 October 2018
n. Avoid
g normal
ring normal
, carefully
to the
male
(CO) is a
nit).
laced or
ndation that
must apply
mize the
(
fig 8)
bottle of
he
manifold
lines to
k detection
eissner coil
ould be
ked.
exceed
ss Valve