Standard Test Method for Motor Life Evaluation of a Canister, Hand-held, Stick, and Utility Type Vacuum Cleaner Without a Driven Agitator

SIGNIFICANCE AND USE
The test results provide an indication of the motor life of an electric vacuum cleaner in operating hours. The end of the motor life will be judged in accordance with Section 3.
SCOPE
1.1 This test method is limited to evaluation of canister, hand-held, stick, and utility type vacuum cleaners without a driven agitator.
1.2 This test method provides a test to determine operating life of the motor, before servicing is needed, by an accelerated laboratory procedure. The motor is tested while mounted and is operated in a vacuum cleaner.
1.3 The values as stated in inch-pound units are to be regarded as the standard. The values in parentheses are given for information only.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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Publication Date
30-Jun-2006
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ASTM F1038-02(2006) - Standard Test Method for Motor Life Evaluation of a Canister, Hand-held, Stick, and Utility Type Vacuum Cleaner Without a Driven Agitator
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
An American National Standard
Designation:F1038–02 (Reapproved 2006)
Standard Test Method for
Motor Life Evaluation of a Canister, Hand-held, Stick, and
Utility Type Vacuum Cleaner Without a Driven Agitator
This standard is issued under the fixed designation F1038; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope 3.1.1 failure—when motor stoppage occurs. This may be
due to failure of an armature assembly, field assembly, hous-
1.1 This test method is limited to evaluation of canister,
ing(s), bearings, motor cooling fan and primary air moving fan
hand-held, stick, and utility type vacuum cleaners without a
orboth,brushassemblies,motormountednonresetablethermal
driven agitator.
protection devices or any other component judged to be
1.2 This test method provides a test to determine operating
integral with the motor.
life of the motor, before servicing is needed, by an accelerated
3.1.2 motor life—the time at which any failure of the motor
laboratoryprocedure.Themotoristestedwhilemountedandis
occurs.
operated in a vacuum cleaner.
1.3 The values as stated in inch-pound units are to be
4. Significance and Use
regarded as the standard. The values in parentheses are given
4.1 Thetestresultsprovideanindicationofthemotorlifeof
for information only.
an electric vacuum cleaner in operating hours. The end of the
1.4 This standard does not purport to address all of the
motor life will be judged in accordance with Section 3.
safety concerns, if any, associated with its use. It is the
responsibility of the user of this standard to establish appro-
5. Apparatus and Materials
priate safety and health practices and determine the applica-
5.1 Voltage Regulator System,tocontroltheinputvoltageto
bility of regulatory limitations prior to use.
the vacuum cleaner. The regulator system shall be capable of
maintaining the vacuum cleaner’s rated voltage 61 % and
2. Referenced Documents
rated frequency 61 Hz having a waveform that is essentially
2.1 ASTM Standards:
sinusoidal with 3 % maximum harmonic distortion for the
E337 Test Method for Measuring Humidity with a Psy-
duration of the test.
chrometer (the Measurement of Wet- and Dry-Bulb Tem-
5.2 Voltmeter, to provide measurements accurate to 61%.
peratures)
5.3 Timer and Switch—The timer and switch will have the
F431 Specification for Air Performance Measurement Ple-
capacity to control on/off duty cycle of the vacuum cleaner
num Chamber for Vacuum Cleaners
during the life test.
F608 Test Method for Evaluation of Carpet Embedded Dirt
5.4 Sharp Edge Orifice Plate—The orifice, 0.75 in. (19.05
Removal Effectiveness of Household/Commercial Vacuum
mm) in diameter, shall be in accordance with the figure
Cleaners
illustrating orifice plate detail in Specification F431.
3. Terminology 5.5 Wattmeter, to provide measurements accurate to 61%.
5.6 Plenum Chamber, in accordance with the plenum cham-
3.1 Definitions of Terms Specific to This Standard:
ber described in Specification F431.
5.7 Water Manometer, or equivalent instrument measuring
This test method is under the jurisdiction ofASTM Committee F11 on Vacuum in increments of 0.1 in. (2.54 mm).
Cleaners and is the direct responsibility of Subcommittee F11.30 on Durability-
5.8 Thermometer, having a range of at least 18 to 80°F (-8
Reliability.
to +27°C) and graduated in 1°F (0.5°C) increments.
Current edition approved July 1, 2006. Published July 2006. Originally approved
´1
5.9 Psychrometer—The psychrometer shall meet the re-
in 1998. Last previous edition approved in 2002 as F1038 – 02 . DOI: 10.1520/
F1038-02R06.
quirements of Test Method E337 with thermometers in incre-
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
ments of 1°F (0.5°C).
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
5.10 Test Fixture—Any suitable surface that will support
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. the vacuum cleaner in the normal operating position.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
F1038–02 (2006)
6. Sampling mended cleaning procedure is to be used whenever specified in
instruction booklets. Where no procedure is specified, replace
6.1 Test a minimum of three units (or a larger sample size if
reusable filters. When a new or cleaned filter is placed in the
desired) of similar models using the same motor style and
vacuum cleaner, check the vacuum cleaner on the plenum
amperage. Select all samples at random in accordance with
chamber for degradation of performance in accordance with
good statistical practice. Results shall provide an 80 % confi-
7.7.1 and 7.7.2.
dence level within 610 % of the mean value. If not, test
7.5 Perform all tests in a controlled ambient atmosphere
additionalsamplesorreducetheresultsbythepenaltyfactoras
with a dry bulb temperature of 68 to 81°F (20 to 27°C) and
calculated in 7.8.1.
relative humidity of 30 to 50 %.
7.6 Test the vacuum cleaner at the voltage specified in 7.1.2
7. Procedures for Motor Life Evaluation
from a remote on/off switch and timer with a duty cycle of 8
7.1 Determine initial performance as follows:
min of operation followed by 2 min off.
7.1.1 Connect the manometer (or equivalent) to the plenum
7.7 Check for degradation of performance every 168 h of
chamber. Install a clean filter in the test vacuum cleaner before
test time.
conducting performance tests. (This is not required for units
7.7.1 Performance Degradation—In accordance with the
which do not use filters).
procedure in Annex A1, use the suction at the start of the test
7.1.2 With the vacuum cleaner hose end (or nozzle) sealed
7.1.4 as the base for determining the 40 % degradation of
to the plenum chamber and without an orifice plate in the
performance.
holder, energize the vacuum cleaner at its nameplate rated
7.7.2 If degradation is present, determine and correct the
voltage 61 % and frequency 61 Hz until the vacuum cleaner
cause. Replace any part, except the motor or its integral parts,
reaches its normal operating temperature. For vacuum cleaners
to bring system within performance limits and continue the test
with dual nameplate voltage ratings, conduct testing at the
until the motor stops.
highest voltage.
7.8 Judge the end of the test in conformance with Section 3.
7.1.3 With the vacuum cleaner operating at a constant rated
Exp
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