FORM 5S1408
AIR COMPRESSORS
2433
2570
5815
GUIDE TO COMPRESSOR SELECTION
Under normal conditions, this information should
used. If not, a single-stage unit is preferable. Do not
provide a satisfactory compressor selection guide.
operate at a higher pressure than necessary to do the
Unusual operating conditions can require a larger unit
higher pressure than necessary to do the job.
than calculated. When in doubt, select a larger unit to
insure adequate initial capacity and provide for the future.
Determine type of operation control (Constant speed
unloader or pressure switch control). If air usage is con-
Determine air requirement: Add up the Free Air CFM
tinuous and relatively heavy, constant speed control opera-
requirements for all of the air powered devices that the
tion is preferable. Also, if air usage for short periods will
compressor will be required to operate at the same
exceed 50’, of the compressor’s Free Air CFM capacity,
time. If manufacturers’ data is not available, the tables
constant speed control should be used. Where duty is
below may be used as an approximate guide. To this
light or intermittent, pressure switch control saves power
total, add 25% or more for system variables and provide
and reduces wear.
capacity for future needs.
Power source: Select model with three-phase motor in
Determine pressure requirement: The PSI requirement
preference to single-phase unit, if three phase power is
of the highest pressure device to be operated is the
available. Three phase motors are more reliable and
level at which the compressor must operate. If this
efficient. If remote operation is involved, select a gasoline
pressure exceeds 100 PSI, a two-stage unit must be
engine powered unit.
EQUIPMENT AIR REQUIREMENT AVERAGES
Always use free air (CFM) and pressure (PSI) specifications from nameplate on the device, or from the manufacturer. CFM free air figures
below are averages and should not be considered accurate for any specific brand.
INDUSTRIAL AIR REQUIREMENT AVERAGES
CFM requirements based on industrial tools being used 25% of the time.
Miscellaneous Portable Tools
Miscellaneous Portable Tools
at 70 to 90 PSI Range
CFM
at 70 to 90 PSI Range
CFM
Drill, 1/16 to 3/8”
6.3
Burring Tool, Small
3.8
Drill, 3/8 to 5/16”
8.8
Burring Tool, Large
6.0
Screwdriver, 2 to .6 Screw
3.0
Hammer, Small
3.3
Screwdriver, .6 to 5/16” Screw
6.0
Hammer, Medium
8.5
Tapper, to 3/8”
5.0
Hammer, Large
10.0
Nutsetter, to 3/8”
6.0
Backfill Tamper
6.3
Nutsetter, to 3/4”
7.5
Compression Riveter
.2 cu. ft.
Impact Wrench, 1/4”
3.8
per ??
Impact Wrench, 3/8”
5.0
Air Motor, 1 HP
6.3
Impact Wrench, 1/2”
7.5
Air Motor, 2 HP
12.5
Impact Wrench, 3/4”
8.8
Air Motor, 3 HP
18.8
Impact Wrench, 1 1/4”
13.8
Air Motor Hotsl
1 cu. ft.
Die Grinder, Small
3.8
per ft. of lift
Die Grinder, Medium
6.0
Paint Spray Gun
5.0
Horizontal Grinder, 2”
5.0
Scaling Hammer
3.0
Horizontal Grinder, 4”
15.0
Chipping Hammer
7.5
Horizontal Grinder, 6”
15.0
Riveting Hammer
7.5
Horizontal Grinder, 8”
20.0
Circular Saw, 8”
11.3
Vertical Grinders and Sanders, 5” Pad
8.8
Circular Saw, 12”
16.3
Vertical Grinders and Sanders, 7” Pad
15.0
Lightweight Chainsaw
7.0
Vertical Grinders and Sanders, 9” Pad
17.5
Heavy Duty Chainsaw
21.8
AUTOMOTIVE EQUIPMENT AIR REQUIREMENT AVERAGES
CFM requirements based on normal usage In automotive applications
Equipment
Equipment
PSI Range
Portable Tools
CFM
PSI Range
Portable Tools
CFM
70-100
Air Filter Cleaner
3.0*
125-150
Tire Inflation Liner
1.5
70-100
Body Polisher
2.0*
125-150
Tire Spreader
1.0
70-100
Body Sander, Orbital
5.0*
90-100
Air Hammer
4.0*
70-100
Brake Tester
3.5*
90-100
Tire Hammer
12.0
70-100
Carbon Remover
3.0*
125-150
Bead Breaker
12.0
70-100
Dusting Blow Gun
2.5
90-100
Spring Oiler
4.0
70-90
Drill, 1/16” to 3/8”
4.0*
90-100
Spray Gun Engine Cleaner
5.0*
70-90
Impact Wrench, 3/8” sq. dr.
2.0*
90-100
Production Paint Spray Gun
8.5*
70-90
Impact Wrench, 1/2” sq. dr.
3.5*
90-100
Touch-up Paint Spray Gun
3.5*
70-90
Impact Wrench, 3/4” sq. dr.
7.5*
90-100
Undercoat Paint Spray Gun
19.0*
70-90
Impact Wrench, 1” sq. dr.
10.0*
120-150
Grease Gun
3.0*
70-90
Die Grinder
5.0*
145-175
Hydraulic Lift
6.0
90-100
Vertical Disc Sander
10.0*
125-150
Hydraulic Floor Jack
6.0
90-100
Filing/Sawing Machine, Small
3.0*
120-150
Pneumatic Garage Door
3.0
90-100
Filing/Sawing Machine, Large
5.0*
90-100
Radiator Tester
1.0
90-100
Burring Tool
5.0*
70-100
Transmission/Differential Flusher
3.0
125-150
Tire Rim Stripper
6.0
70-100
Fender Hammer
9.0*
125-150
Tire Changer
1.0
70-100
Medium Duty Sander
10.0*
(*) These sources are considered continuously operating.
(=) This 000 lbs. each additional 1,000 lbs. add .65 CFM.
LIMITED WARRANTY
Dayton/Speedaire & Speedaire air compressors are warranted by Dayton Electric Mfg.
Co. (Dayton) to the original user against defects in workmanship or materials under
normal use (rental use excluded), for one year after date of purchase. Any part which is
determined to be defective in material or workmanship and returned to an authorized
service location, as Dayton designates, shipping costs prepaid, will be repaired or
replaced at Dayton's option. For warranty claim procedures, see "Prompt Disposition"
below. This warranty gives purchasers specific legal rights, and purchasers may also
have other rights which vary from state to state.
WARRANTY DISCLAIMER. Dayton has made a diligent effort to illustrate and describe
the products m this literature accurately; however, such illustrations and descriptions are
for the sole purpose of identification, and do not express or imply warranty that the
products are merchantable, or fit for a particular purpose, or that the products will
necessarily conform to the illustrations or descriptions.
Except as provided below, no warranty or affirmation of fact, express or implied, other
than as stated in "LIMITED WARRANTY" above is made or authorized by Dayton, and
Dayton's liability in all events is limited to the purchase price paid.
Certain aspects of disclaimers are not applicable to consumer products; e.g., (a) some
states do not allow the exclusion or limitation of incidental or consequential damages, so
the above limitation or exclusion may not apply to you; (b) also, some states do not allow
limitations on how long an implied warranty lasts, consequently the above limitation may
not apply to you; and (c) by law, during the period of this Limited Warranty, any implied
warranties of merchantability or fitness for a particular purpose applicable to consumer
products purchased by consumers, may not be excluded or otherwise disclaimed.
PROMPT DISPOSITION. Dayton will make a good faith effort for prompt correction or
other adjustment with respect to any product which proves to be defective within
warranty. For any product believed to be defective within warranty, first write or call
dealer from whom product was purchased. Dealer will give additional directions. If
unable to resolve satisfactorily, write to Dayton at address below, giving dealer's name,
address, date and number of dealer's invoice, and describing the nature of the detect. If
product was damaged in transit to you, file claim with carrier.
DAYTON ELECTRIC MFG. CO., 5959 W. HOWARD ST.
CHICAGO, ILLINOIS 60648
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