Section VII - Troubleshooting
Probable Causes:
Corrective action:
Low air Delivery:
p
lugged
air
intake
filter
element
e
xcessive
leaks
in
the
service
lines
i
nlet
valve
not
fully
open
r
estricted
fluid
flow
Low receiver Pressure:
e
xcessive
air
demand
e
xcessive
leaks
in
the
service
lines
i
nlet
valve
not
fully
open
p
lugged
air
intake
filter
f
aulty
receiver
pressure
gauge
High receiver Pressure:
i
nlet
valve
not
closing
at
lower
air
demand
b
lowdown
valve
not
relieving
receiver
pressure
c
lean
air
filter
element
or
replace
with
new
element
.
c
heck
service
lines
for
leaks
with
soap
suds
. r
epair
as
necessary
.
c
heck
for
build
up
or
gumming
of
shaft
.
c
heck
fluid
filter
for
plugging
.
r
eevaluate
air
demand
. i
nstall
additional
compressors
as
needed
.
c
heck
service
lines
for
leaks
with
soap
suds
. r
epair
as
necessary
.
c
orrect
in
accordance
with
the
instructions
in
“i
nlet
valve
not
opening
or
closing
in
relation
to
air
demand
”
section
of
troubleshooting
guide
.
r
eplace
air
filter
element
.
c
heck
and
replace
as
necessary
.
c
orrect
in
accordance
with
instruction
on
“i
nlet
v
alve
not
opening
or
closing
in
relation
to
air
demand
”
section
of
this
troubleshooting
guide
.
c
heck
control
solenoid
and
blowdown
valve
.
62
Quincy Compressor-QGV Series
Summary of Contents for QGV Series
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Page 74: ...Appendix A Dimensional Drawings QGV 50 air cooled 68 Quincy Compressor QGV Series...
Page 75: ...Appendix A Dimensional Drawings QGV 50 water cooled Quincy Compressor QGV Series 69...
Page 76: ...Appendix A Dimensional Drawings QGV 75 100 air cooled 70 Quincy Compressor QGV Series...
Page 77: ...Appendix A Dimensional Drawings QGV 75 100 water cooled Quincy Compressor QGV Series 71...
Page 78: ...Appendix A Dimensional Drawings QGV 150 200 air cooled 72 Quincy Compressor QGV Series...
Page 79: ...Appendix A Dimensional Drawings QGV 150 200 water cooled Quincy Compressor QGV Series 73...
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