35
Product Service: Domestic 1-800-522-7658, International 816-333-8811
C
C
H
H
A
A
P
P
T
T
E
E
R
R
7
7
T
T
R
R
O
O
U
U
B
B
L
L
E
E
S
S
H
H
O
O
O
O
T
T
I
I
N
N
G
G
Refer to the following if your Freeze Dryer fails to
operate properly. If the suggested corrective actions do
not solve your problem, contact Labconco for
additional assistance.
PROBLEM CAUSE CORRECTIVE ACTION
Unit will not operate
No vacuum
Unit not connected to
electrical power
Connect unit to proper electrical power
Pump not on Turn on pump
Pump not connected to
unit
Connect pump to unit
Drain hose plug not
installed
Install drain hose plug
Sample valve open Close sample valve
Break or opening in
vacuum lines or
connections
Locate and repair
Poor vacuum (greater
than 500 x 10
-3
mBar)
Vacuum pump oil level
low
Add vacuum pump oil
Excessive moisture in
vacuum pump oil
Change vacuum pump oil
Vacuum pump gas ballast
valve open
Close vacuum pump gas ballast valve
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