20
20
B
800
800
800
800
800
B
800
800
800
800
800
C
160
160
160
160
160
C
160
160
160
160
160
D
D
800
800
1622
13
1622
1300
1350
00
1350
2070
2070
E
3100
2778
3400
3650
3000
E
3100
2778
3400
3650
3000
F
1590
1640
1720
1720
2010
F
1590
1640
1720
1720
2010
G
2750
2846
3046
3046
3383
G
2750
2846
3046
3046
3383
H
1755
2054
2354
2654
2300
H
1755
2054
2354
2654
2300
M
M
3
32
28
88
8..5
5
3
34
43
38
8..5
5
3
37
78
88
8..5
5
3
39
93
38
8..
4
40
03
36
6..
5
5
5
5
L
723
723
723
718
718
L
723
723
723
718
718
J
813
813
813
650
650
J
813
813
813
650
650
N
N
400
400
400
400
400
400
718
718
718
718
P
1214
1214
1214
1214
1500
P
1214
1214
1214
1214
1500
Q
2000
2000
2000
2000
2040
Q
2000
2000
2000
2000
2040
R
2230
2230
2230
2230
2230
R
2230
2230
2230
2230
2230
S
1590
1590
1590
1590
1790
S
1590
1590
1590
1590
1790
T
215
215
215
215
215
T
215
215
215
215
215
I
I
N
N
M
M
A
A
I
I
N
N
T
T
E
E
N
N
A
A
N
N
C
C
E
E
ST
ST
AL
AL
LATION AND
LATION AND
INST
INSTAL
ALLATION AND
LATION AND MAINTENANCE
MAINTENANCE
PREFACE
PREFACE
UNPACKING
UNPACKING
Retain packing materials until the unit is operated and found to be in good condition. If the unit shows external or
Retain packing materials until the unit is operated and found to be in good condition. If the unit shows external or
internal damage, or does
internal damage, or does not operate properly, contact the transportation company and file a damage claim.
not operate properly, contact the transportation company and file a damage claim.
FTER-SALES SUPPORT
FTER-SALES SUPPORT
stomer service both during and after the
stomer service both during and after the sale. If you have questions
sale. If you have questions concerning the operation
concerning the operation
n
n
o
o
tta
a
lle
es
s D
De
ep
pa
arrttm
me
en
ntt.
. IIf
f y
yo
ou
ur
r u
un
niitts
s ffa
aiil
l tto
o o
op
pe
erra
atte
e p
prro
op
pe
errlly
y,
, o
or
r iiff
y
yo
o h
ha
av
ve
e
ttiio
on
ns
s c
c
rrn
niin
ng
g
e
e p
pa
arrtt
e
errv
viic
c
n
ntta
ac
ctt,
, c
co
on
ntta
ac
ct
t o
ou
ur
r S
Sa
alle
es
s D
De
ep
pa
arrttm
me
en
ntt..
SECTION
SAFE
SECTION
SAFE
T
T
se
se in
ins
s
on
ons
s a
a
ri
rima
marril
ily
y iint
nten
ende
ded
d tto
o as
assi
sist
st
vi
vidu
dual
als
s ex
expe
perrie
ienc
nced
ed iin
n th
the
e pr
prop
oper
er in
inst
stal
alla
lattio
ion
n of
of
h
he
ea
attiin
ng
g a
an
n
c
co
o
n
niin
ng
g
a
an
nc
ce
es
s
e
e llo
oc
c
d
de
es
s rre
eq
qu
uiirre
e lliic
ce
en
ns
se
ed
d iin
ns
stta
alllla
attiio
on
n//s
se
errv
viic
ce
e p
pe
errs
so
on
nn
ne
el
l ffo
or
r tth
hiis
s
tty
y
e
eq
qu
uiip
p
tt.
. A
Alll
l ii
lla
attiio
on
ns
s
o
orrd
da
an
n
iitth
h tth
he
es
se
e iin
ns
sttrru
uc
cttiio
on
ns
s a
an
nd
d w
wiitth
h a
alll
l a
ap
pp
plliic
ca
ab
blle
e n
na
attiio
on
na
al
l a
an
nd
d
llo
oc
ca
al
l c
co
od
de
e
s
stta
an
n
..
W
W
c
co
om
m
d
d tth
ha
at
t
rre
ea
ad
d tt
n
ns
sttrru
uc
cttiio
on
n m
ma
an
nu
ua
a
e
effu
ulllly
y b
be
effo
orre
e u
us
se
e tto
o g
ga
aiin
n ffu
ulll
l a
ad
dv
va
an
ntta
ag
ge
e o
of
f tth
he
e ffu
un
nc
cttiio
on
ns
s o
off
th
the
e un
unit
it an
and
d tto
o av
avoi
oid
d m
mal
alffun
unct
ctio
ion
n
e
e to
to mi
mi
nd
ndlliing
ng..
d t
d thes
hese
e in
inst
stru
ruct
ctio
io
th
thor
orou
oug
g
be
befo
fore
re
rt
rtin
ing
g th
the
e in
inst
stal
alla
lati
tion
on.
. Fo
Foll
llow
ow al
all
l pr
prec
ecau
auti
tion
ons
s an
and
d wa
warn
rnin
ings
gs co
cont
ntai
aine
ned
d
iin
n tth
he
es
s
c
cttii
n
nd
d o
on
n tth
he
e u
un
niitt..
.. A
AF
FE
ET
T
N
NS
SIID
D
T
TIIO
ON
NS
S
uni
unit i
t is
s
ed t
ed to pr
o provi
ovide s
de safe
afe and
and rel
reliab
iable
le ser
servic
vice w
e when
hen ope
operat
rating
ing wit
within
hin des
design
ign spe
specif
cifica
icati
tions
ons. T
. To av
o avoid
oid inj
injury
ury
personnel and damage to equipment or property when operating the equipment, the following safe practices
personnel and damage to equipment or property when operating the equipment, the following safe practices
hould be observed as a minimum.
hould be observed as a minimum.
Check the unit weight to be sure the lifting equipment is adequate.
Check the unit weight to be sure the lifting equipment is adequate.
orking on it.
orking on it.
emove access panels or doors until fans have completely stopped.
emove access panels or doors until fans have completely stopped.
n enclosed fan cabinet or into the unit while the fan
n enclosed fan cabinet or into the unit while the fan is running.
is running.
A
A
Lark is committed to cu
Lark is committed to cu
of
of yo
your
ur un
unit
it or
or th
the
e in
info
form
rmat
atio
io of
of th
this
is bo
bo kl
klet
et, c
, con
on ct
ct ou
our S
r Sa
a
u
u
q
qu
ue
es
s
o
on
nc
ce
e
s
sp
pa
arr
s
s
o
or
r
S
S
e
e
C
Co
o
I:
TY
I:
TY
h
he
e
ttrru
uc
cttii
rre
e
p
p
q
qu
ua
alliiffiie
ed
d
iin
nd
dii
d
d//o
or
r a
aiir
r n
nd
diittiio
o
a
ap
pp
pllii
.
. S
So
om
m
a
al
l c
co
o
p
pe
e
m
me
en
n
n
ns
stta
al
l
m
mu
us
st
t b
be
e iin
n a
ac
cc
c
c
ce
e w
w
s
s a
an
nd
d
d
da
arrd
ds
s
e
e
rre
e
m
me
en
n
y
yo
ou
u
h
hiis
s
ii
l
l
c
ca
ar
r
d
du
u
s
sh
ha
a
R
Re
ea
a
n
ns
s
h
hlly
y
s
stta
a
w
wiitth
h
e
e iin
ns
sttrru
u
o
on
ns
s a
a
1
1
S
S
Y
Y
C
CO
O
E
ER
RA
A
T
Th
he
e
d
de
es
siig
gn
n
to
to
s
s
Disconnect
Disconnect power
power to
to the
the unit
unit before
before w
w
Do
Do not
not r
r
Do
Do not
not enter
enter a
a
Protect materials when welding or flame cutting. Use
Protect materials when welding or flame cutting. Use suitable cloth to contain sparks. Have
suitable cloth to contain sparks. Have a fire extinguisher
a fire extinguisher
at hand and ready for immediate use.
at hand and ready for immediate use.
2 WARNING and CAUTION
2 WARNING and CAUTION