Graco 237-004 Instructions-Parts List Manual page 6

KEY
A
Pump Runaway Valve
B
Air Line Lubricator
C
Bleed–Type Master Air Valve (required)
D
Pump Air Regulator
E
Air Line Filter
F Check Valve
G Fluid Drain Valve (required)
H Surge Tank
J Fluid Shutoff Valve
K Fluid Pressure Regulator
P
306–694
Installation
Typical Installation
Y
R
F N
Q
1/2" (13 mm)
L
Spray Gun
M
Back Pressure Regulator
N
Director Valve
P
Fluid Suction Hose
Q
Suction Tube
R Packing Nut/Wet–Cup
S Drain Back Tube
T Drain Tube
Y Ground Wire (required)
A B C D
E C
H
G
L
T
S
FLUID RETURN LINE
MAKE VERTICAL LOOP
MAIN AIR LINE
FLUID SUPPLY LINE
J
K
J M