Manuals / Guardian Technologies / Lawn and Garden / Portable Generator

Guardian Technologies 4582 & 4987, 4451 & 4986, 4583, 5308 manual Power Winding DPE Winding

Models: 5308 4583 4451 & 4986 4582 & 4987

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Page 80

Section 8

ELECTRICAL DATA

Electrical Schematic 12.5 & 15 kW (Units With Hourmeter) – Drawing No. 0D6297-A

BATTERY CHARGE WINDING

77A

55A

C1-5

C1-3

10A BATTERY CHARGE WINDING

77

C1-1055

77AC1-8

77

77
	1	0
	2	162
ELECTRONIC	3	11S
VOLTAGE

		POWER WINDING				DPE WINDING
						DPE WINDING
66A
C1-4	44S	44	22	11	11S	2
C1-4	44S	44	22	11	11S
					C1-1	C1-6	C1-7
	C1-2		I.C.
66			I.C.
66		RED
C1-9		RED
C1-9	44S				11S	2
	44S		I.C.T.		11S	2
	66A		I.C.T.
	66A
		I.C.T.
66		BLK
		BLK
		44
		66A				0
				15
		77A
		BCR1	CB1 BCR2	12Vdc
		66	CB1 BCR2	12Vdc
		66
		13A	15A		0
		77
	BLK					2
						2
				0			15
			CB2	0
			CB2
		162		2
			11S			0
						0

BA

FIELD

6 4

C1-11

6 4

11

22

0

44

0

0 HM 14

4

6

D1 R1

REGULATOR	4	4
	5	44S
	6	6

	0
86	15B
0	229

15B

229

167

83

TB1TB2

	4
44S
	6
15	15
86
	0
	167
83	0
	SW2
	15
	18
14
15	15
15

4

86

167

14

15

15

18

F1

		44S			86		167		TR1		15B
11S				229		TR2		0		83
12	11	10	9	8	7	6	5	4	3	2	1

J2

CONTROL

PRINTED CIRCUIT

BOARD

J1

18		14		229
0	15B				15
				14	15
4	6	5		SSR
12		10	9	SSR
12		10	9
	15			13
	15
0		15		15

GOVERNOR ACTUATOR

Page 78

Image 80

Guardian Technologies 4582 & 4987, 4451 & 4986, 4583, 5308 manual Power Winding DPE Winding

Contents

Diagnostic Repair Manual Safety Replacement PartsTable of Contents Section Disassembly and Exploded Views 66-71 Electromagnetic Induction MagnetismElectromagnetic Fields More Sophisticated AC Generator STATORs AC power windingsSimple AC Generator Generator Operating Diagram Meters Measuring AC VoltageVOM Measuring DC VoltageMeasuring Current Measuring ResistanceElectrical Units Ohms LawEngine-Generator Drive System Rotor AssemblyIntroduction AC Generator Stator Assembly Brush Holder and BrushesOther AC Generator Components Excitation Circuit BreakerVoltage Regulator Underfrequency Adjust162 Operation Rotor Residual MagnetismField Boost Circuit Stator Insulation Resistance Test Insulation ResistanceMegohmmeter Testing ALL Stator Windings to Ground Test Between WindingsDrying the Generator Cleaning the GeneratorRotor Insulation Resistance Test Battery Recommended BatteryPrinted Circuit Board Circuit Board ConnectionsControl Panel Component Identification ENGINE DC CONTROLTerminal Block Terminal BLOCKTB2 TB1 C1 Female Side C1 Male SideC2 Female Side C2 Male Side 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 Introduction If Problem Involves AC OutputProblem 1 Voltage & Frequency Are Both High or Low Or Replace If BAD Load Watts Problem 4 No Battery Charge Output Problem 5 No 10A Battery Charge OutputProblem 6 Engine Will Not Crank Problem 7 Engine Cranks But Will Not Start Problem 8 Engine Starts Hard and Runs Rough Problem 9 Engine Starts Then Shuts DownProblem 10 10 Amp Fuse F1 Blowing Problem 14 Engine Hunts / Erratic Idle Problem 11 Unit OverspeedsProblem 12 Idle Control RPM Does Not Decrease Procedure Test 1 Check No-Load Voltage FrequencyTest 2 Check Main Circuit Breaker ResultsSet voltmeter to measure AC voltage Test 4 Fixed Excitation Test Rotor AMP DrawIf circuit breaker is good, go on to Test AC Voltage across Wires 11S and 44S= Refer to Test 4 Results chartRemove air cleaner cover to access stepper motor Set a voltmeter to measure resistanceTest 6 Wire Continuity Test 7 Check Field BoostDisconnect both wires from the Resistor R1 Test 8 DIODE/RESISTORSet volt meter to the diode test range Set volt meter to measure resistanceFrom the 50 Amp receptacle disconnect Wire Test 9 Test StatorUnplug the six pin connector at the Voltage Regulator Test 10 Sensing LeadsTest 11 Excitation Wiring Gain access to the brushes and slip ringsTest 12 Check Brush Leads Test 13 Check Brushes & Slip RingsTest 14 Check Rotor Assembly Test 15 Check Load Voltage FrequencyTest 16 Check Load Watts & Amperage If the unit is overloaded, reduce the loadDisconnect all wires from the Battery Charge Rectifier Test 17 Check Battery Charge OutputTest 19 Check Battery Charge Rectifier BCR2 BCR1BCR2 Test 22- Check Battery & CablesTest 21- Check 10 Amp Fuse Refer back to flow chart Test 23 Check Voltage at Starter Contactor SCTest 24 Check Starter Contactor SC Test 25 Check Starter MotorChecking the Pinion Tools for Starter Performance TestTest 26 Test Starter Contactor Relay SCR Set voltmeter to measure DC voltageTest 27 Check Start-Run-Stop Switch SW1 Test 28 Check Start-Run-Stop Switch SW1 WiringReconnect all wires to the switch Procedure Set voltmeter to measure resistanceTest 30 Check Spark Plugs Refer back to the Flow ChartTest 29 Check Ignition Spark Test 31 Remove Wire 18 / Shutdown Lead Refer to Flow ChartSSR and the Battery Charge Rectifier 2 BCR2 Test 32 Test Start Stop Relay SSRTest 33 Test Wire RUNMagnetos Test 34 Test Start Stop Relay WiringTest 35 Check and Adjust Ignition Test 36 Test Fuel Shutoff Solenoid FSS Test 37 Test Fuel Shutoff Solenoid VoltageTest 38 Check Fuel Pump MagnetoTest 39 Check Carburetion Test 40 Valve AdjustmentAdjusting Valve Clearance Adjust the regulated pressure on the gauge to 80 psi 52 Tightening the Jam NutTest 42 Check Oil Pressure Switch Wire Test 43 Check Start Stop Relay SSRTest 45 Check Wire 15 Circuit Test 46 Check Wire 14 CircuitTest 44 Test Starter Contactor Relay SCR Test 47 Check Fuel Shutoff SolenoidTest 50 Check Wire Test 49 Check Wire 15BTest 51 Check Wires 11S & 44S Test 48 Check HourmeterTest 52 Check Idle Control Switch Test 53 Check Idle Control WiringSW2 TB2Test 55 Check TR1 & TR2 Wiring Test 54 Check Idle Control Transformers ICTTest 56 Choke Test Continuity should be measuredMajor Disassembly Remove air deflector Figure B, Item #45 from cross memberSupport 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 Frequency Hz 238-242 59-61 100 Rated Max DC Load Amperes Current @ 12 VoltsLoad % Torque Specifications Trim Torque SpecificationsPO BOX 297 WHITEWATER, WI