Fluke 80 Series V manual Required Equipment, Replacing the Fuses

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Digital Multimeter

Required Equipment

Good F2 fuse: 00.0 Ω to 00.5 Ω

Replace fuse: OL

Touch top half

of input contacts

Good F1 fuse: 0.995 kΩ to 1.005 kΩ

Replace fuse: OL

87 V TRUE RMS MULTIMETER

	˚C/˚F
MIN MAX	RANGE	AutoHOLD
Peak MIN MAX
	REL	Hz %
4½ DIGITS
1 Second
mV
		mA
V		A
V		A
OFF

AmA A COM V

400mA

10A MAX FUSED FUSED

87 V TRUE RMS MULTIMETER

	˚C/˚F
MIN MAX	RANGE	AutoHOLD
Peak MIN MAX
	REL	Hz %
4½ DIGITS
1 Second
mV
		mA
V		A
V		A
OFF

AmA A COM V

400mA

10A MAX FUSED FUSED

aom5f.eps

Figure 3. Testing the Current Input Fuses

Replacing the Fuses

To replace the fuse(s), perform the following procedure.

1.To open the Meter, refer to “Opening the Meter Case”. See Figure 1.

2.Grasp the fuse in the center with needle nose pliers. Pull straight up on the fuse to remove it from the fuse clips.

3.Install ONLY specified replacement fuses with the amperage, voltage, and speed ratings shown in Table 17.

4.To close the Meter, refer to “Reassembling the Meter Case”.

Required Equipment

Required equipment for the performance tests is listed in Table 13. If the recommended models are not available, equipment with equivalent specifications may be used.

XW Warning

•To avoid shock or injury, do not perform the verification tests or calibration adjustment procedures described in this manual unless you are qualified to do so.

•Repairs or servicing should be performed only by qualified personnel.

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Contents Series Lifetime Limited Warranty Table of Contents Series List of Tables Series List of Figures Series Contacting Fluke IntroductionXWWarning Precautions and Safety InformationDigital Multimeter Specifications Electrical SymbolsGeneral Specifications Electrical SymbolsDetailed Specifications Model 87 AC Voltage Function SpecificationsModels 83 and 88 AC Voltage Function Specifications Function Range Resolution Accuracy Model Current Function SpecificationsFrequency Counter Specifications Models 87 Capacitance and Diode Function SpecificationsFrequency Counter Specifications Model Frequency Counter Sensitivity and Trigger LevelsMIN MAX Recording Specifications Electrical Characteristics of the TerminalsBasic Maintenance Cleaning the MeterOpening the Meter Case Opening the Meter, Battery and Fuse Replacement Accessing the PCA and Replacing the LCDReassembling the Meter Case Removing LCD Mask to Access LCDTesting Fuses and Current Circuitry Replacing the BatteryReplacing the Fuses Required EquipmentPerformance Tests Testing the Display Testing the FusesBasic Operability Tests Trig YCAL Testing the Pushbuttons Testing Meter AccuracyAccuracy Tests 600 Ω 330 Ω Use 2 wire Comp 328.5 to 329.1 to Ohms Press backlight button Backlight off Testing the Inductive Pickup 88 OnlyDegrees Setup for Inductive Pickup Test Waveform for Inductive Pickup Test Calibration Adjustment Calibration Adjustment CounterCalibration Adjustment Password Restoring the Default Password Meter Buttons Used in the Calibration Steps Calibration Adjustment ProcedureMA / UA Series V Final Assembly Ref Des Description Part Qty Number Service and PartsSeries V Final Assembly