Section
4
Maintenance
WARNING1
THESE SERVICING INSTRUCTIONS ARE FOR USE BY QUALIFIED PERSONNEL ONLY. TO AVOID ELECTRIC
SHOCK,
DO NOT PERFORM ANY SERVICING OTHER THAN THAT CONTAINED IN THE OPERATING
INSTRUCTIONS UNLESS YOU ARE QUALIFIED TO DO SO.
4-1. INTRODUCTION
the warranty are given at the rear of this manual.
4
-
2. This section of the manual contains mainten
-
ance information for the Model 8020A. This includes
service information, general maintenance, performance
test, calibration and troubleshooting. The performance
test is recommended as an acceptance test when the unit
is first received, and later as a preventive maintenance
tool to verify proper instrument operation. A 1
-
year
calibration cycle is recommended to maintain the
specifications given in Section 1 of this manual. The test
equipment required for both the performance test and
calibration is listed in
Table 4
-
1. If the recommended
equipment is not available, instruments having
quival-
ent specifications may be used.
4-3. SERVICE INFORMATION
4
-
4. The 8020A is warranted for a period of I
-
year
upon delivery to the original purchaser. Conditions of
4
-
5.
Malfunctions that occur within the limits of the
warranty will be corrected at no charge. Simply mail the
instrument (post paid) to your nearest authorized
(in-
warranty) Fluke Technical Service Center. Shipping
information, address labels, packing slip, and a
complete list of service centers are provided at the rear
of this manual. Dated proof
-
of
-
purchase will be required
for all in
-
warranty repairs.
4
-
6. Factory authorized service centers are also
available for calibration
and/or repair of instruments
that are beyond their warranty period. Contact your
nearest authorized Fluke Technical Service Center for a
cost quotation. Ship instrument and remittance using the
instructions given at the end of this manual.
Table
4
-
1.
List of Recommended Equipment
INSTRUMENT
TYPE
AC Calibrator
DC Calibrator
DC Current
Calibrator
Resistor Decade
or Individual
Resistors
REQUIRED CHARACTERISTICS
Voltage Range: 0 to 750V ac
Frequency Range: 100 to 5 kHz:
f0.25%
Voltage Accuracy, 100 to 1 kHz:
f
0.1Yo
Voltage Range: 0 to
lOOOV
dc
Accuracy:
f
0.025°h
Current Range: 2 mA to 2A
Accuracy:
f
0.2%
Resistance Values:
190n, 1.9
kn,
19
kn,
190
kn,
1.9
Mn,
and 10
Mn
Accuracy:
f
0.05%
Power Rating:
21/8 watt
RECOMMENDED
MODEL
John Fluke
Model
5200A and
5205A
John Fluke
Model 343A
John Fluke
Model 382A
ES
I
Model DB62
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