Manuals / Guardian Technologies / Lawn and Garden / Portable Generator

Guardian Technologies 4451 & 4986, 4582 & 4987, 4583, 5308 manual QTY. Description

Models: 5308 4583 4451 & 4986 4582 & 4987

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Page 73

Section 7

DISASSEMBLY AND EXPLODED VIEWS

ITEM QTY. DESCRIPTION

14 SCREW HHC M6-1.0 X 55

24 RUBBER TANK MOUNT

31 CAP, FUEL WITH GAUGE & VENT

41 KIT, FUEL TANK

54 NUT HEX M8-1.25

610 WASHER LOCK M8-5/16

714 WASHER FLAT 5/16

81 BRACKET BATTERY

92 BOLT,BATTERY J-BOLT

102 SCREW HHC 1/4-20 X 3/4 G5

112 WASHER FLAT 1/4

122 WASHER LOCK M6-1/4

132 NUT HEX 1/4-20

141 BATTERY CABLE, RED

151 BATTERY U1

161 NUT WING 5/16-18 BRASS

174 WASHER FLAT 5/16 BRASS

181 NUT HEX 5/16-18 BRASS

191 5/16 SPECIAL L/WASH

201 SCREW HHC 5/16-18 X 1.5 BRASS

211 BRACKET FRONT FOOT

222 VIB MOUNT

234 WASHER FLAT .25ID X 1”OD

242 SCREW HHC M8-1.25 X 30

254 SCREW HHTT M6-1.0 X 12

266 NUT LOCK FL 3/8-16

276 BOLT CARR 3/8-16 X 1

	ITEM	QTY. DESCRIPTION

	28	1	AXLE, 3/4”DIA X 30” (15 kW)
	28	1	AXLE, 3/4”DIA X 27.25” (12.5 kW)
			AXLE, 3/4”DIA X 27.25” (12.5 kW)

292 WASHER FLAT 3/4” (15 kW)

4 WASHER FLAT 3/4” (12.5 kW)

	30	2	12.3” PNEUM WHEEL 3/4” AXLE (15 kW)
			10” PNEUM WHEEL 3/4” AXLE (12.5 kW)

312 PIN COTTER 1/8 X 1-1/4

322 BRACKET, WHEEL SPACER

334 NUT FLANGE M6-1.0 NYLOK

341 HANDLE

354 SCREW HHC 5/16-18 X 2-1/2 G5

	36	6	NUT LOCK HEX 5/16-18 NYLON
	36	6	INSERT
			INSERT

	37	1	FRAME

384 SCREW HHC M5-0.8 X 45 G8.8

398 WASHER FLAT M5

404 WASHER LOCK M5

414 NUT HEX M5-0.8

422 WASHER FLAT 1”

431 BUSHING TANK DEXTOR

441 VALVE, PLASTIC TANK

451 AIR DEFLECTOR

462 GROMMET .75 X .06 X .50

472 CLAMP HOSE BAND ¼

4818” HOSE ¼ ID

491 BOOT BATTERY CABLE

501 BOOT STARTER CABLE

512 SPACER, AXLE (15 kW)

522 SCREW HHC 5/16”-18 X 1”

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Image 73

Guardian Technologies 4451 & 4986, 4582 & 4987, 4583, 5308 manual QTY. Description

Contents

Diagnostic Repair Manual Replacement Parts SafetyTable of Contents Section Disassembly and Exploded Views 66-71 Electromagnetic Fields MagnetismElectromagnetic Induction Simple AC Generator STATORs AC power windingsMore Sophisticated AC Generator Generator Operating Diagram Measuring AC Voltage MetersVOM Measuring DC VoltageMeasuring Resistance Measuring CurrentOhms Law Electrical UnitsIntroduction AC Generator Rotor AssemblyEngine-Generator Drive System Brush Holder and Brushes Stator AssemblyOther AC Generator Components Excitation Circuit Breaker162 Underfrequency AdjustVoltage Regulator Field Boost Circuit Rotor Residual MagnetismOperation Megohmmeter Insulation ResistanceStator Insulation Resistance Test Test Between Windings Testing ALL Stator Windings to GroundRotor Insulation Resistance Test Cleaning the GeneratorDrying the Generator Recommended Battery BatteryPrinted Circuit Board Circuit Board ConnectionsENGINE DC CONTROL Control Panel Component IdentificationC2 Female Side C2 Male Side C1 Female Side C1 Male SideTerminal Block Terminal BLOCKTB2 TB1 Page Circuit Condition Rest = 12 VDC Control Circuit Condition Start IM1 SP1 IM2 SP2 RED Black Battery Circuit Condition RUN = Idle Control Transformer Output CIRcUIT Condition Stop Fault Shutdown Problem 1 Voltage & Frequency Are Both High or Low If Problem Involves AC OutputIntroduction Or Replace If BAD Load Watts Problem 5 No 10A Battery Charge Output Problem 4 No Battery Charge OutputProblem 6 Engine Will Not Crank Problem 7 Engine Cranks But Will Not Start Problem 9 Engine Starts Then Shuts Down Problem 8 Engine Starts Hard and Runs RoughProblem 10 10 Amp Fuse F1 Blowing Problem 12 Idle Control RPM Does Not Decrease Problem 11 Unit OverspeedsProblem 14 Engine Hunts / Erratic Idle Test 1 Check No-Load Voltage Frequency ProcedureTest 2 Check Main Circuit Breaker ResultsIf circuit breaker is good, go on to Test Test 4 Fixed Excitation Test Rotor AMP DrawSet voltmeter to measure AC voltage Refer to Test 4 Results chart AC Voltage across Wires 11S and 44S=Set a voltmeter to measure resistance Remove air cleaner cover to access stepper motorTest 7 Check Field Boost Test 6 Wire ContinuityTest 8 DIODE/RESISTOR Disconnect both wires from the Resistor R1Set volt meter to the diode test range Set volt meter to measure resistanceTest 9 Test Stator From the 50 Amp receptacle disconnect WireTest 10 Sensing Leads Unplug the six pin connector at the Voltage RegulatorGain access to the brushes and slip rings Test 11 Excitation WiringTest 12 Check Brush Leads Test 13 Check Brushes & Slip RingsTest 15 Check Load Voltage Frequency Test 14 Check Rotor AssemblyTest 16 Check Load Watts & Amperage If the unit is overloaded, reduce the loadTest 19 Check Battery Charge Rectifier BCR2 Test 17 Check Battery Charge OutputDisconnect all wires from the Battery Charge Rectifier Test 21- Check 10 Amp Fuse Test 22- Check Battery & CablesBCR1BCR2 Test 23 Check Voltage at Starter Contactor SC Refer back to flow chartTest 24 Check Starter Contactor SC Test 25 Check Starter MotorTools for Starter Performance Test Checking the PinionSet voltmeter to measure DC voltage Test 26 Test Starter Contactor Relay SCRTest 28 Check Start-Run-Stop Switch SW1 Wiring Test 27 Check Start-Run-Stop Switch SW1Reconnect all wires to the switch Procedure Set voltmeter to measure resistanceTest 29 Check Ignition Spark Refer back to the Flow ChartTest 30 Check Spark Plugs Refer to Flow Chart Test 31 Remove Wire 18 / Shutdown LeadSSR and the Battery Charge Rectifier 2 BCR2 Test 32 Test Start Stop Relay SSRRUN Test 33 Test WireTest 35 Check and Adjust Ignition Test 34 Test Start Stop Relay WiringMagnetos Test 37 Test Fuel Shutoff Solenoid Voltage Test 36 Test Fuel Shutoff Solenoid FSSTest 38 Check Fuel Pump MagnetoAdjusting Valve Clearance Test 40 Valve AdjustmentTest 39 Check Carburetion 52 Tightening the Jam Nut Adjust the regulated pressure on the gauge to 80 psiTest 43 Check Start Stop Relay SSR Test 42 Check Oil Pressure Switch WireTest 46 Check Wire 14 Circuit Test 45 Check Wire 15 CircuitTest 44 Test Starter Contactor Relay SCR Test 47 Check Fuel Shutoff SolenoidTest 49 Check Wire 15B Test 50 Check WireTest 51 Check Wires 11S & 44S Test 48 Check HourmeterTest 53 Check Idle Control Wiring Test 52 Check Idle Control SwitchSW2 TB2Test 54 Check Idle Control Transformers ICT Test 55 Check TR1 & TR2 WiringContinuity should be measured Test 56 Choke TestRemove air deflector Figure B, Item #45 from cross member Major DisassemblySupport Alternator 3317 3026 20 22 25 QTY Description Detail of Battery Tray QTY. Description ELECTRICAL DATA RED Battery Charge Winding BA Brush Assembly Governor Actuator 167 229 15B Power Winding DPE Winding SCR Wiring Diagram 17.5 kW Drawing No G0731 Stator Closest to Bearing Electrical Schematic 17.5 kW Drawing No G0733 Circuit 11 ORG Circuit 13 DRK BLU Circuit 15 PNK ELECTRICAL DATA Page Load % Rated Max DC Load Amperes Current @ 12 VoltsFrequency Hz 238-242 59-61 100 Trim Torque Specifications Torque SpecificationsPO BOX 297 WHITEWATER, WI