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INSTRUCTIONS–PARTS LIST
Second–Gun Hose Kit
100 psi (6.9 bar) Maximum Working Pressure
These kits include the required hoses and hardware for
installing a second gun on an existing one–gun spray
system. The spray gun must be purchased separately.
Part No. 237–428
Use this kit with an Optimiser HVLP package, Model
237–411 or 237–412, or a G700N package, Model
237–407 or 237–408.
Part No. 237–612
Use this kit with a PRO 3500 Electrostatic spray–sys-
tem, Model 237–415 or 237–416.
Required additional equipment
Part No. 236–015. Order this Optimiser HVLP gun for
use with the Hose Kit 237–428.
Part No. 217–780. Order this G700N air–spray gun
and air cap (106–706) for use with the Hose Kit
237–428.
Part No. 222–300. Order this PRO 3500 electrostatic
air–spray gun for use with the Hose Kit 237–612.
IMPORTANT
This manual provides the basic safety, installation, and
operation information for a generic spray–system. For
your safety, also read the component manuals sup-
plied with your system before operating the system.
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441
This manual contains important
warnings and information.
READ AND RETAIN FOR REFERENCE
COPYRIGHT 1994, GRACO INC.
308–493
Rev. A
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Summary of Contents for Graco 237–428
- Page 1 This manual provides the basic safety, installation, and operation information for a generic spray–system. For your safety, also read the component manuals sup- plied with your system before operating the system. GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441 COPYRIGHT 1994, GRACO INC.
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Page 2: Table Of Contents
........Graco Phone Numbers . -
Page 3: Warnings
Handle and route hoses and tubes carefully. Keep the hoses and tubes away from moving parts and hot surfaces. Do not use the hoses to pull equipment. Do not expose Graco hoses to tem- peratures above 180 F (82 C) or below –40 F (–40 C). -
Page 4: Setup
Setup NOTES These instructions require that you also refer to Install the hose kit. your spray–system manual for additional informa- NOTE: A wall–mounted system is shown in Fig. 1. The tion. instructions for installing the kit are the same for all Be sure your air compressor can handle the addi- systems. - Page 5 Setup Connect the hoses and the gun to NOTE: All air hoses have 1/4–18 npsm(f) fittings. All fluid hoses have 3/8–18 npsm fittings. The electrostatic the system. gun and air hose have special left–hand threads. 1. Connect the gun to the air and fluid hoses as instructed in your spray–system instruction 3.
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Page 6: Operation
Operation Pressure–relief procedure. III. Set the fluid and air pressure. 1. Be sure the air regulators to both guns are closed. WARNING 2. Set the fluid and air pressure to the first gun as The system remains pressurized until the pressure instructed in your spray–package manual. - Page 7 Parts 11b or 12b Part No. 237–428 This kit includes items 1 to 11. Part No. 237–612 This kit includes items 1 to 10, and 12. Part No. Description Part No. Description 164–259 ELBOW, 210–867 AIR HOSE, 3/8–18 npt (m) x 3/16 inch ID, 25 feet 1/4–18 npt(f) (7.6 meter) long...
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Page 8: Technical Data
WARRANTY Graco warrants all equipment manufactured by it and bearing its name to be free from defects in fluid and workmanship on the date of sale by an authorized Graco distributor to the first purchaser for use. As purchaser’s sole remedy for breach of this warranty, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment proven defective.