Multimeter

TM-10-4320-226-14 Water Pumping Assembly Diesel Engine Driven Wheel Mounted 350 Gallons Per Minute (GPM) 275 Foot Head Models: 350 PAW Manual
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TM 10-4320-226-14 a. b. Do not work on equipment that is operating. DO not touch exhaust system after equipment operation. Exhaust systems become very hot and can cause serious burns. Failure to obey this warning could result in personal injury. If equipment is operating, shut down engine Refer to figure 4-15 and connect multimeter (paragraph 2.5.1.2 or 2.5.2.2). as follows: Do to (1) (2) not position test equipment in path of moving parts of engine. Failure obey this caution may result in equipment damage. Connect positive lead of multimeter to Positive Output (largest terminal) of alternator. Connect negative lead of multimeter to ground. c. Ensure that leads of multimeter are not around moving parts and that leads are secure on alternator terminals. Do not operate the 350 GPM Pumping Assembly without fuel source and destinations connected. Failure to obey this caution may result in equipment damage. d. Refer to paragraph e. Observe multimeter f. Refer to paragraph 2.5.1 and start engine reading. Reading must 2.5.1.2 or 2.5.2.2 and until 2000 RPM is achieved. be between 13.8 and 14.8 V dc. stop engine. g. Disconnect multimeter from alternator terminals. h. When reading is not between 13.8 and 14.8 V dc, refer to paragraph 4.10.12 and replace alternator. 4-34

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