Piper Cherokee Six - Page 689

PIPER
CHEROKEE
SIX
SERVICE
MANUAL
1.
CYLINDER
PRESSURE
GAUGE
887
2
COMPOUND
GAUGE
3.
VALVE,
LOW
PRESSURE
CONTROL
1
4.
VALVE,
VACUUM
CONTROL
2
9
24
CHARGING
CYLINDER
6.
BRACKET
7. SIGHT GLASS
4
19
8.
CYLINDER
BASE
VALVE
9.
HIGH
PRESSURE
GAUGE
12
10.
VALVE, HIGH
PRESSURE
CONTROL
13
25
11. VALVE,
REFRIG.
CONTROL
5
12.
CHARGIN
LINE
HOSE
HOLDER
13.
BRACKET
26
14.
LOW
PRESSURE
CHARGING
LINE
614
15.
HIGH
PRESSURE
CHARGING
LINE
16.
HEATING
ELEMENT
PLUG
15
17. VACUUM
PUMP
7
18.
OIL
FILL
LOCATION
19.
NECK
ASSEMBLY
20.
REFRIGERANT
DRUM
SUPPORT
21.
REFRIGERANT
DRUM
VALVE
22.
VACUUM
PUMP
VALVE
23.
VACUUM
PUMP
EXHAUST
PORT
17
24. TOP CYLINDER
VALVE
22
25. REFRIGERANT
DRU
2330
27.
REFRIGERANT
DRUM
REDUCER
28.
CHARGING
CYLINDER
HOSE
31
29.
VACUUM
PUMP
INTAKE
HOSE
30.
VACUUM
PUMP
SWITCH
31.
VACUUM
PUMP
POWER
CORD
Figure
13-7.
Charging
Stand
13-15.
WITH
A
CHARGING
STAND.
This
is the
preferred
method
of
charging
the
systen..
NOTE
The
following
instructions
apply
to
Kent
Moore,
J23500
charging
stand.
Refer
to
Figure
13-7.
a.
With
the
system
discharged
and
evacuated,
proceed
to
hook-up
the
charging
stand.
(Refer
to
Figure
13-8.)
b.
Fill
the
charging
cylinder
by
opening
the
valve
at
the
base
of
the
charging
cylinder
and
filling
the
sight
glass
with
two
pounds
of
liquid
refrigerant.
c.
If refrigerant
stops
filling
the
sight
glass,
open
the
valve
at
the
top
of
the
gauge
neck
assembly
intermittently
to
relieve
head
pressure
and
allow
refrigerant
to
continue
filling
the
sight
glass
to
the
required
amount.
d.
When
refrigerant
reaches
the
required
level
in
the
sight
glass,
close
both
the
valve
at
the
base
of
the
cylinder
and
the
valve
at
the
bottom
of
refrigerant
tank.
Be
sure
the
top
valve
is
fully
closed.
NOTE
If
bubbling
occurs
in
sight
glass,
reopen
the
cylinder
base
valve
momentarily
to
equalize
drum
and
cylinder
pressure.
ACCESSORIES
AND
UTILITIES
Issued:
8/17/72
3G23