Analog multimeter owners manual model • read this owners manual thoroughly before use and save. Gardner bender gmt-19a.
Gmt-19a ohms adjust 1000v dc/ac 500ma dc max o h m s 1000 250 50 10 2.5 500m 50m 5m 1000 250 50 10 1.5v aa 9v x1k x10 x1 dc10a a c v d c v d c a + – dc10a v. Ω .A. Com 20k Ω /v dc 8k Ω /v ac 1k 100 200 50 500 2k 0 0 0 ac dc 50 100 150 200 250 10 20 30 40 2 4 6 8 50 10 ac db dc db bat 20 10 0 Ω Ω ba ...
4 warning! Use extreme caution when using this multimeter. Improper use of this tester can result in severe damage to property, severe personal injury or death. Follow all instructions and suggestions in this operators manual as well as observing normal electrical safety precautions. Do not use this...
6 3.2 check condition of internal battery before making resistance or continuity tests, check the condition of the internal battery. First turn the function/range switch to the ohms rx1 position. Short the test leads together and the needle indicator should deflect to the right side of the scale. Ke...
8 gb #ox-100 anti-oxidant compound (available at your local hardware store). Replace and tighten the terminal connectors. Secondly, if the terminals and connectors are making good contact, touch the test leads to the battery and vehicle framework as described above (see fig. 2). Note the reading of ...
10 common dc milliamperage measurements it is important to point out that milliamps can also be expressed as thousandths of an ampere. Therefore 500 milliamps is 500 thousandths of one amp or 1 ⁄ 2 of one amp. The milliamperage function of your multimeter is commonly used by electronics repair techn...
12 common ac voltage measurements 6.1 wall receptacles if the receptacle is controlled by a switch, make sure the switch is on. Set the function/range switch to 250 acv. Touch the test leads to the “hot” and “neutral” slots of the receptacle (see fig. 5.) the needle indicator should read 120 vac on ...
14 scale. If the needle will not zero, replace the internal batteries with two new 1.5 volt aa size batteries (see battery replacement) . 3) touch the test leads to the resistance or non-energized circuit to be measured. Measure the value of the reading on the ohms scale and multiply the reading by ...
16 should it be determined that the cord is not the source of the problem, the appliance may need to be disassembled in order to pinpoint the problem. Refer to the owners manual of the appliance. The manufacturer of the appliance may require that the appliance be serviced only by a qualified repair ...
17 7.5 heating elements household appliances such as coffee makers and water heaters contain heating elements which may require troubleshooting. When making continuity checks on heating elements, disconnect the element(s) from the circuit(s) that supply it/them. Touch the test leads, one on each end...
Gardner bender www.Gardnerbender.Com po box 3241 • milwaukee, wi 53201-3241 • 414-352-4160 6615 ordan drive • mississauga, ontario l5t 1x2 • 905-564-5749 rev. A.
