EnPro Quincy Compressor QPHT 100, Инструкция по эксплуатации

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High Temperature Refrigerated Air Dryers
Troubleshooting
S
ymptomS
C
auSe
R
emedy
m
oiStuRe downStReam
R
efRigeRation CompReSSoR not Running
C
heCk eleCtRiC poweR Supply
.
i
f Red light iS on
,
Call foR faCtoRy SeRviCe
.
S
uCtion pReSSuRe ReadS above the blue
zone
C
lean the aiR Cooled CondenSeR
(
See
p
age
12).
a
djuSt hot gaS bypaSS valve
(
See
p
age
12).
C
heCk foR defeCtive fan motoR and ReplaCe
.
m
oiStuRe SepaRatoR auto dRain
malfunCtion
C
heCk the auto dRain opeRation
(
See
p
age
11).
C
heCk foR Clogged dRain line fRom auto dRain outlet
to flooR dRain
.
C
heCk the eleCtRoniC timeR foR looSe wiReS oR evidenCe
of buRn out
.
o
il downStReam
(o
nly applieS with oil
filteR option
)
o
il filteR malfunCtion
C
heCk the dRain opeRation
.
C
lean the dRain if StuCk oR Clogged
.
C
heCk the dRain manual valve foR Clogging
.
f
ilteR element diRty
R
eplaCe element
(
See
p
age
11).
l
ow aiR pReSSuRe
downStReam
S
uCtion pReSSuRe below the blue zone
.
t
hiS CauSeS fReeze
-
up in the aiR SyStemS
a
djuSt hot gaS bypaSS valve
(
See
p
age
12).
l
ow on RefRigeRant
. C
all foR SeRviCe
.
t
o ConfiRm fReeze
-
up
,
Shut off the unit foR
15
minuteS
. a
iR pReSSuRe Should Come baCk to line
pReSSuRe
.
C
ontinuouS aiR flow
thRough the moiStuRe
dRain line
f
oReign mateRialS lodged on the valve
Seat
p
ReSS the
puSh-to-teSt
SwitCh SeveRal timeS
.
d
iSConneCt the dRain lineS to the Solenoid valve and
blow CompReSSed aiR fRom outlet while pReSSing the
puSh-to-teSt
SwitCh
.
S
hoRt
-
CiRCuited timeR boaRd
R
eplaCe
.
S
hoRt
-
CiRCuited
puSh-to-teSt
SwitCh
R
eplaCe
.
d
efeCtive Solenoid valve
R
eplaCe
.
m
oiStuRe iS not
dRaining
C
logged Solenoid valve
p
ReSS the
puSh-to-teSt
SwitCh SeveRal timeS
.
d
iSConneCt the dRain lineS to the Solenoid valve and
blow CompReSSed aiR fRom outlet while pReSSing the
puSh-to-teSt
SwitCh
.
d
efeCtive timeR boaRd
R
eplaCe
.
d
efeCtive Solenoid valve
R
eplaCe
.
C
logged dRain lineS
C
lean oR ReplaCe
.
o
ptional oil filteR
not dRaining
. (o
il
level Seen above half
way point thRough the
bowl Sight glaSS
.)
d
efeCtive dRain valve
R
eplaCe
.
p
lugged dRain valve
C
lean in Soap and wateR oR ReplaCe
.
14
Quincy Compressor-QPHT
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