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16. Before each use, always check all connections and joints to make sure no
air leaks are present. Also check air hoses for cracks or excessive wear.
Always replace a damaged hose.
17. Maintain labels and nameplates on this product. These carry important
information. If unreadable or missing, contact Harbor Freight Tools for a replace-
ment.
18. Always disconnect the Air Regulator from its air supply source before
performing any maintenance on the Air Regulator.
19. WARNING! The brass components of this product contain lead, a chemical
known to the State of California to cause birth defects (or other reproductive
harm).
(California Health & Safety Code 25249.5, et seq.)
20. Always read and adhere to all safety warnings and instructions provided in
the instruction manual of the spray paint equipment being used.
SKU 90590 PAGE 4
21. WARNING! The warnings, precautions, and instructions discussed in this
manual cannot cover all possible conditions and situations that may occur. The
operator must understand that common sense and caution are factors, which
cannot be built into this product, but must be supplied by the operator.
UNPACKING
When unpacking, check to make sure all the parts shown on the Parts List (page 7) are
included. If any parts are missing or broken, please call Harbor Freight Tools at the
number shown on the cover of this manual as soon as possible.
PRODUCT DESCRIPTION
1. The Air Regulator is designed for use on paint spray guns. The Regulator’s stop
feature prevents surges while spraying to keep an even coat and improve the
paint finish.
ASSEMBLY INSTRUCTIONS
NOTE: For additional references to the parts listed on the following pages, refer to the
Assembly Diagram (page 7).
1. Proper use of the Air Regulator requires that it be directly attached to the air
intake of the spray gun. To do so, wrap about 3” of pipe thread seal tape (not
included) around the male threads of the Spray Gun. Then, wrench