*t
+2
-
LEFT SIOE
Connocllon lo OllCool€r
(Sls6v€
Local on)
Oll Pump Presslre
(Both
Locations).
Us€ either for
Hlgh-Sldg OilPr6ssur6 Sw tch Conioclion
SCHEDULED MAINTENANCE
5F,H compressor and condensrng unit\
provide
long Iife
and dependable
service
qhen
properl'
operared and regu-
larly
maintained. Establish a maintenance schedule
based
on factors
such as ope.ating hours, load conditions and wa-
ter
qualjty.
Maintenance schedules
listed
in this s€ction are
offer€d
as
guides.
Modify
them as needed
to sarisfy indi-
vidual
machine requircments. See Fig. I8 for important
com"
pressor
service locations. connections. oil cool€r sleeve
Check Lubrication
System
-
Always
check com-
pressor
oil levei before staning unil. lfoil is required,
record
date
and amount added. Refer to Fig. I
-8
for location of
oil
fiher
plug.
Table
1
and
Slep
9
show specified
lypes and
quantities
of oil.
Use ofaccessory oil separator requires additional oil.
Oil
level and
separalor float valve movement during initial com-
pressor
operation
should
agree with instructions
furnished
with
the oil separator.
3
-
ODenino lo Crankcase
(Low.Side
OlPr€ssLio
Sivitch
Conn€cr on)
Fig. 18
-
Typical
5H40 through 5H86
Compressor Pump-End Connections
F]IGHT SIDE
I
-
Pne0mallc
Conlrc Connecron
2
-
Capacily
Convo Valv6
3
-
Ol Puni! Folation Arow
4
-
capac
\;
convololPr6ssu€
5
-
Oll FlllPlus
OIL FILTER
MAINTENANCE
-
A
bleed-type, high,
pressure,
disposable
filter is available as an
acc6ssory lor
5H40
through 5H86 compre\\ors
(Frg.
l9r. Replace
oil frl-
ler after the firsr
50 hours of operalion,
or
whenever
rhe
oil
is chang€d or becomes
diny.
Check
yearly
for clogged fiher.
indrcared by a
greater
than normal difference
bel$een oil
Dre.\ure
ahead of filter
aod afier-liller.
when
rhk
difference exceeds
5
psig.
change
l.
Close oil-line shutoff valves
on ea€h side of filter
(Fig.
l9).
2. Disconnect oil lines
at fiher conn€crions.
3. Loosen filter bracketi remove
and replace filter
body.
Refer to Accessory Oil Filter Instructions
for additional
The full-flow
oil filter, on 5H120
and 5H126 compres-
soh
onl). conrajn\ a replacerble
canndge. Replace
lhe fil-
ter
cdnriJge alter rhe frsr 100
hour\ ol compre\sor ope'a
tion. After
the
initial
fiiter change,
check
yearly
for filler
clogging. If the
pressure
difference
across the filter exceeds
5
psig.
pump
down the
compressor and then remove
rhe
canridge. Figure 20
(B)
illustrates
complete filler assembly
(not
shown in
Fie. 20
tAl).
t7
693
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