Labconco Protector Demonstration Hoods 3945021 User Manual
Page 47
Product Service 1-800-522-7658
43
C
C
H
H
A
A
P
P
T
T
E
E
R
R
8
8
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 table if your Protector Demonstration Hood fails to
operate properly. If the suggested corrective actions do not solve your
problem, contact Labconco for additional assistance.
PROBLEM
CAUSE
CORRECTIVE ACTION
Contaminants
outside of enclosure
Improper user
techniques for the
enclosure.
See “Certifying the Hood” Chapter 3
and “Safety Precautions” Chapter 4
sections in the manual. (Ref. Appendix
D)
Restriction of the
baffle air slots or
blockage of the
exhaust outlet.
Remove obstruction to ensure that all
air slots and the exhaust outlet are
unobstructed.
External factors are
disrupting the hood
airflow patterns or
acting as a source of
contamination.
See “Location Requirements” Chapter
2, “Certifying the Hood” Chapter 3,
and “Safety Precautions” Chapter 4
sections of this manual. (Ref. Appendix
D)
Hood has improper
face velocity.
Have hood certified and check exhaust
system. Check FilterMate filters for
loading. Adjust FilterMate speed
control. Hood should have average
face velocity of 60-100 fpm.