TK 57073-2-IM-EN
5
Safety Precautions
Danger, Warning, Caution, and Notice
Thermo King recommends that all service be performed by a Thermo King dealer and to be aware of several general
safety practices.
Safety advisories appear throughout this manual as required. Your personal safety and the proper installation of this
unit depend upon the strict observance of these precautions.
Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.
Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.
Indicates a potentially hazardous situation which, if not avoided, could result in minor or moderate injury and unsafe
practices.
Indicates a situation that could result in equipment or property-damage only accidents.
General Practices
D
DA
AN
NG
GE
ER
R
H
Ha
azza
arrd
do
ou
uss V
Vo
olltta
ag
ge
e!!
D
Da
an
ng
ge
erro
ou
uss tth
hrre
ee
e p
ph
ha
asse
e A
AC
C e
elle
eccttrriicc p
po
ow
we
err iiss p
prre
esse
en
ntt w
wh
he
en
ne
ev
ve
err tth
he
e u
un
niitt iiss o
op
pe
erra
attiin
ng
g iin
n e
eiitth
he
err D
Diie
esse
ell M
Mo
od
de
e o
orr
E
Elle
eccttrriicc M
Mo
od
de
e a
an
nd
d w
wh
he
en
ne
ev
ve
err tth
he
e u
un
niitt iiss cco
on
nn
ne
ecctte
ed
d tto
o a
a sso
ou
urrcce
e o
off e
ex
xtte
errn
na
all sstta
an
nd
db
by
y p
po
ow
we
err.. V
Vo
olltta
ag
ge
ess o
off tth
hiiss
m
ma
ag
gn
niittu
ud
de
e cca
an
n b
be
e lle
etth
ha
all.. E
Ex
xe
errcciisse
e e
ex
xttrre
em
me
e cca
au
uttiio
on
n w
wh
he
en
n w
wo
orrkkiin
ng
g o
on
n tth
he
e u
un
niitt.. IIff tth
he
erre
e iiss a
a rriisskk o
off e
en
ne
errg
giizze
ed
d
e
elle
eccttrriicca
all cco
on
ntta
acctt,, a
arrcc,, o
orr fflla
assh
h,, tte
ecch
hn
niicciia
an
nss M
MU
US
ST
T p
pu
utt o
on
n a
allll P
PP
PE
E iin
n a
acccco
orrd
da
an
ncce
e w
wiitth
h O
OS
SH
HA
A,, N
NF
FP
PA
A 7
70
0E
E,, o
orr o
otth
he
err
llo
occa
all,, sstta
atte
e,, o
orr cco
ou
un
nttrry
y--ssp
pe
ecciiffiicc rre
eq
qu
uiirre
em
me
en
nttss ffo
orr a
arrcc fflla
assh
h p
prro
otte
eccttiio
on
n P
PR
RIIO
OR
R tto
o sse
errv
viicciin
ng
g tth
he
e u
un
niitt.. N
NE
EV
VE
ER
R
P
PE
ER
RF
FO
OR
RM
M A
AN
NY
Y S
SW
WIIT
TC
CH
HIIN
NG
G,, D
DIIS
SC
CO
ON
NN
NE
EC
CT
TIIN
NG
G,, O
OR
R V
VO
OL
LT
TA
AG
GE
E T
TE
ES
ST
TIIN
NG
G W
WIIT
TH
HO
OU
UT
T P
PR
RO
OP
PE
ER
R E
EL
LE
EC
CT
TR
RIIC
CA
AL
L P
PP
PE
E
A
AN
ND
D A
AR
RC
C F
FL
LA
AS
SH
HIIN
NG
G C
CL
LO
OT
TH
HIIN
NG
G.. E
EL
LE
EC
CT
TR
RIIC
CA
AL
L M
ME
ET
TE
ER
RS
S A
AN
ND
D E
EQ
QU
UIIP
PM
ME
EN
NT
T M
MU
US
ST
T B
BE
E P
PR
RO
OP
PE
ER
RL
LY
Y R
RA
AT
TE
ED
D F
FO
OR
R
IIN
NT
TE
EN
ND
DE
ED
D V
VO
OL
LT
TA
AG
GE
E..
D
DA
AN
NG
GE
ER
R
H
Ha
azza
arrd
d o
off E
Ex
xp
pllo
ossiio
on
n!!
N
Ne
ev
ve
err a
ap
pp
plly
y h
he
ea
att tto
o a
a sse
ea
alle
ed
d rre
effrriig
ge
erra
attiio
on
n ssy
ysstte
em
m o
orr cco
on
ntta
aiin
ne
err.. H
He
ea
att iin
nccrre
ea
asse
ess iin
ntte
errn
na
all p
prre
essssu
urre
e,, w
wh
hiicch
h m
miig
gh
htt
cca
au
usse
e a
an
n e
ex
xp
pllo
ossiio
on
n rre
essu
ullttiin
ng
g iin
n d
de
ea
atth
h o
orr sse
erriio
ou
uss iin
njju
urry
y..
D
DA
AN
NG
GE
ER
R
H
Ha
azza
arrd
do
ou
uss G
Ga
asse
ess -- P
Pe
errsso
on
na
all P
Prro
otte
eccttiiv
ve
e E
Eq
qu
uiip
pm
me
en
ntt ((P
PP
PE
E)) R
Re
eq
qu
uiirre
ed
d!!
R
Re
effrriig
ge
erra
an
ntt iin
n tth
he
e p
prre
esse
en
ncce
e o
off a
an
n o
op
pe
en
n fflla
am
me
e,, ssp
pa
arrkk,, o
orr e
elle
eccttrriicca
all ssh
ho
orrtt p
prro
od
du
ucce
ess tto
ox
xiicc g
ga
asse
ess tth
ha
att a
arre
e sse
ev
ve
erre
e
rre
essp
piirra
atto
orry
y iirrrriitta
an
nttss w
wh
hiicch
h cca
an
n cca
au
usse
e sse
erriio
ou
uss iin
njju
urry
y o
orr p
po
ossssiib
blle
e d
de
ea
atth
h.. W
Wh
he
en
n w
wo
orrkkiin
ng
g w
wiitth
h o
orr a
arro
ou
un
nd
d h
ha
azza
arrd
do
ou
uss
cch
he
em
miicca
allss,, A
AL
LW
WA
AY
YS
S rre
effe
err tto
o a
ap
pp
prro
op
prriia
atte
e M
Ma
atte
erriia
all D
Da
atta
a S
Sa
affe
etty
y S
Sh
he
ee
ettss ((M
MS
SD
DS
S)) a
an
nd
d O
OS
SH
HA
A//G
GH
HS
S ((G
Gllo
ob
ba
all
H
Ha
arrm
mo
on
niizze
ed
d S
Sy
ysstte
em
m o
off C
Clla
assssiiffiicca
attiio
on
n a
an
nd
d L
La
ab
be
elllliin
ng
g o
off C
Ch
he
em
miicca
allss)) g
gu
uiid
de
elliin
ne
ess ffo
orr iin
nffo
orrm
ma
attiio
on
n o
on
n a
allllo
ow
wa
ab
blle
e
p
pe
errsso
on
na
all e
ex
xp
po
ossu
urre
e lle
ev
ve
ellss,, p
prro
op
pe
err rre
essp
piirra
atto
orry
y p
prro
otte
eccttiio
on
n,, a
an
nd
d h
ha
an
nd
dlliin
ng
g iin
nssttrru
uccttiio
on
nss..
D
DA
AN
NG
GE
ER
R
R
Re
effrriig
ge
erra
an
ntt V
Va
ap
po
orr H
Ha
azza
arrd
d!!
D
Do
o n
no
ott iin
nh
ha
alle
e rre
effrriig
ge
erra
an
ntt.. U
Usse
e cca
au
uttiio
on
n w
wh
he
en
n w
wo
orrkkiin
ng
g w
wiitth
h rre
effrriig
ge
erra
an
ntt o
orr a
a rre
effrriig
ge
erra
attiio
on
n ssy
ysstte
em
m iin
n a
an
ny
y cco
on
nffiin
ne
ed
d
a
arre
ea
a w
wiitth
h a
a lliim
miitte
ed
d a
aiirr ssu
up
pp
plly
y.. R
Re
effrriig
ge
erra
an
ntt d
diissp
plla
acce
ess a
aiirr a
an
nd
d cca
an
n cca
au
usse
e o
ox
xy
yg
ge
en
n d
de
ep
plle
ettiio
on
n,, rre
essu
ullttiin
ng
g iin
n
ssu
uffffo
occa
attiio
on
n a
an
nd
d p
po
ossssiib
blle
e d
de
ea
atth
h.. W
Wh
he
en
n w
wo
orrkkiin
ng
g w
wiitth
h o
orr a
arro
ou
un
nd
d h
ha
azza
arrd
do
ou
uss cch
he
em
miicca
allss,, A
AL
LW
WA
AY
YS
S rre
effe
err tto
o
a
ap
pp
prro
op
prriia
atte
e M
Ma
atte
erriia
all D
Da
atta
a S
Sa
affe
etty
y S
Sh
he
ee
ettss ((M
MS
SD
DS
S)) a
an
nd
d O
OS
SH
HA
A//G
GH
HS
S ((G
Gllo
ob
ba
all H
Ha
arrm
mo
on
niizze
ed
d S
Sy
ysstte
em
m o
off C
Clla
assssiiffiicca
attiio
on
n
a
an
nd
d L
La
ab
be
elllliin
ng
g o
off C
Ch
he
em
miicca
allss)) g
gu
uiid
de
elliin
ne
ess ffo
orr iin
nffo
orrm
ma
attiio
on
n o
on
n a
allllo
ow
wa
ab
blle
e p
pe
errsso
on
na
all e
ex
xp
po
ossu
urre
e lle
ev
ve
ellss,, p
prro
op
pe
err
rre
essp
piirra
atto
orry
y p
prro
otte
eccttiio
on
n,, a
an
nd
d h
ha
an
nd
dlliin
ng
g iin
nssttrru
uccttiio
on
nss..