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310543
List of Models
The following table provides a summary of the automatic metering valves (AMV) that are described in this manual.
Part No.
Model
Description
C02021
482-B
Same as C02022 with the addition of a 7/8–18 UNS-2A threaded boss for mounting.
C02022
482-C
This is the basic AMV.
C02025
482-E
Same as C02022 but with a 1/4” NPT outlet.
C02026
482-HA
Same as C02022 with the addition of a handle.
C02027
482-MS
Same as C02021 with the addition of a seal fluid cartridge and a screw to plug the
normal 7/16–20 mounting hole. The 7/8–18 UNS-2A threaded boss must be used for
mounting. (The 7/8–18 UNS-2A thread is an uncommonly used external thread).
Table of Contents
List of Models
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Warnings
3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Setup
6
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Ground the System
6
. . . . . . . . . . . . . . . . . . . . . . . . .
Installation
6
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operation
7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pressure Relief Procedure
7
. . . . . . . . . . . . . . . . . . .
How the Metering Valve Operates
7
. . . . . . . . . . . . .
Adjusting the Valve
7
. . . . . . . . . . . . . . . . . . . . . . . . . .
Troubleshooting
8
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service
10
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AMV Disassembly (C02021, C02022,
and C02025)
10
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AMV Reassembly (C02021, C02022,
C02024, and C02025)
11
. . . . . . . . . . . . . . . . . . . . . .
AMV Disassembly (C02026)
12
. . . . . . . . . . . . . . . .
AMV Reassembly (C02026)
13
. . . . . . . . . . . . . . . . .
AMV Disassembly (C02027)
14
. . . . . . . . . . . . . . . .
AMV Reassembly (C02027)
14
. . . . . . . . . . . . . . . . .
Parts
15
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Part No. C02022
15
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Part No. C02026
16
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Part No. C02027
17
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Part No. C02078
18
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Accessories
19
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Repair Kit C02023
19
. . . . . . . . . . . . . . . . . . . . . . . . .
Repair Kit C02028
19
. . . . . . . . . . . . . . . . . . . . . . . . .
Fluid Nozzles
20
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Needle Instalation Tool 918482
20
. . . . . . . . . . . . . .
Technical Data
21
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Dimensions
21
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Graco Standard Warranty
24
. . . . . . . . . . . . . . . . . . . . .
Graco Phone Numbers
24
. . . . . . . . . . . . . . . . . . . . . . .
Summary of Contents for 482 Series
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