Graco 237-004 - Page 6

6
306–694
Installation
KEY
A
Pump Runaway V alve
B
Air Line Lubricator
C Bleed–T ype Master Air V alve (required)
D
Pump Air Regulator
E Air Line Filter
F Check V alve
G
Fluid Drain V alve (required)
H
Surge T ank
J
Fluid Shutof f V alve
K
Fluid Pressure Regulator
L Spray Gun
M Back Pressure Regulator
N Director V alve
P
Fluid Suction Hose
Q Suction T ube
R
Packing Nut/W et–Cup
S
Drain Back T ube
T
Drain T ube
Y
Ground Wire (required)
J
ABC D
E
F
G
H
K
L
N
Y
R
S
C
J
Q
T
P
M
MAKE VERTICAL LOOP
MAIN AIR LINE
FLUID SUPPL Y LINE
FLUID RETURN LINE
1/2” (13 mm)
Typical Installation