APPLICATION EQUIPMENT FROM GRACO
INSTRUCTIONS-PARTS LIST
307–730
Rev G
Supersedes E
(and F, not published)
1/4 Gallon Per Minute, 120 V AC, 60 Hz
PT2000
Pressure Roller System
250 psi (17.5 bar) MAXIMUM WORKING PRESSURE
Model 218–938, Series B
with 18 inch Extension and 1/2 and 3/4 inch nap Roller Covers
Model 223–660, Series A
Basic Pressure Roller, without hose, gun, extension or roller
U.S. Patent No. 4,722,230; 4,652,024
Foreign Patents Pending
CONTENTS
Terms
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Warnings
2
. . . . . . . . . . . . . . . . . . . . . . . . .
System Description
5
. . . . . . . . . . . . . . . .
Setup
6
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Startup
7
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Operation
7
. . . . . . . . . . . . . . . . . . . . . . . .
Maintenance
Flushing
8
. . . . . . . . . . . . . . . . . . . . . . .
Roller Cover
9
. . . . . . . . . . . . . . . . . . .
Troubleshooting Chart
10
. . . . . . . . . . . .
Repair
Roller Valve
11
. . . . . . . . . . . . . . . . . . .
Fuse
12
. . . . . . . . . . . . . . . . . . . . . . . . .
ON/OFF Switch
12
. . . . . . . . . . . . . . .
Rectifier
12
. . . . . . . . . . . . . . . . . . . . . .
Power Supply Cord
12
. . . . . . . . . . . .
Pressure Switch
13
. . . . . . . . . . . . . . .
Outlet Valve
13
. . . . . . . . . . . . . . . . . . .
Inlet Valve
13
. . . . . . . . . . . . . . . . . . . .
Diaphragm
14
. . . . . . . . . . . . . . . . . . . .
Suction Tube
14
. . . . . . . . . . . . . . . . . .
Priming Valve & Tube
14
. . . . . . . . . .
Motor, Conn Rod, Bearing
15
. . . . . .
Parts Drawing & Lists
16
. . . . . . . . . . . . .
Accessories
19
. . . . . . . . . . . . . . . . . . . . .
Technical Data
20
. . . . . . . . . . . . . . . . . . .
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441
COPYRIGHT 1985, GRACO INC.
Always Professional Results
This manual contains
IMPORTANT
INSTRUCTIONS and WARNINGS.
READ AND RETAIN FOR REFERENCE.
Model 218–938 shown
