Mastercool R134a Brass 2-way Manifold User Manual
Mastercool Equipment
BRASS & ALUMINUM GAUGE SET PARTS
Fig. Description
Fig. Description
A.
Piston Seal Assembly with O-rings (2 pcs)
P.
Piston Seal Assembly W/O-rings (2 pcs)
B.
Piston Seal O-ring (2 pcs.)
Q.
E-Z Snap
TM
High Side Coupler complete
C.
Stem and Nut
R.
E-Z Snap
TM
Low Side Coupler complete
D.
Handwheel
S.
High Side O-ring
E.
Complete Stem Assembly with Knob (2 pcs)
T.
Low Side O-ring
F.
High Side Gauge (Red) complete
U.
Manual High Side Coupler complete
G.
Low Side Gauge (Blue) complete
V.
Manual Low Side Coupler complete
H.
O-ring for Male Hose Fitting
AA. Shut-Off Valve O-ring
I.
Gasket for Hose Assembly
A1A1 Shut-Off Valve O-ring R12
J.
Complete Stem Assembly w/Knob (2 pcs)
BB. Lens
K.
Knob only, Low Side, (Blue)
CC. Gasket R12
L.
Knob only, High Side (Red)
DD. Quick Coupler High Side
M.
Stem, Nut and Stem O-ring
EE. Quick Coupler Low Side
N.
Stem O-ring (2 pcs)
FF.
1/2” ACME-F x 1/4” FL-M Adapter
O.
Piston Seal O-rings (4 pcs)
GG. O-Ring for FF
For parts or service, contact the Service Department: 1-888-825-6989
A
B
C
D
P
O
M
K, L
N
BB
FF
H
AA,
A1A1
F, G
CC
DD
EE
E
J
S, T
U, V
S, T
Q, R
I
BRASS MANIFOLD
ALUMINUM MANIFOLD
GG
0
100
90
80
70
60
50
40
30
20
10
110
130
120
140
150
350
PSI
BAR
R134a
MC
1
2
3
4
5
6
7
8
9
10
18
0
0
10
-10
-20
-30
20
30
40
10
20
-20
30
40
50
60
70
80
90
100
110
-40
F
In Hg
VAC
10
20
30
87772-INST-UNIV
These manifold gauge sets are designed
for use with R12 and R134a air conditioning systems.
Instructions for:
AUTO A/C
CHARGING AND TESTING
MANIFOLD FOR R12/R134A
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0
100
90
80
70
60
50
40
30
20
10
110
130
120
140
150
350
PSI
BAR
R134a
MC
1
2
3
4
5
6
7
8
9
10
18
0
0
10
-1
0
-20
-30
20
30
40
10
20
-20
30
40
50
60
70
80
90
100
110
-40 F
In Hg
VAC
10
20
30
30
25
20
15
10
5
0
200
250
300
350
400
450
150
100
50
0
PSI
BAR
R134a
MC
40
60
50
70
80
30
20
10
0
190
180
17
0
16
0
150
140
130
120
110
100
90
80
70
60
40
20
0
34