Manuals / Generac Power Systems / Lawn and Garden / Portable Generator

Generac Power Systems 46263, 43734 Electrical Data, Guardian Liquid- Panel 4.3L - Drawing No

Models: 46262 46264 43735 46263 43733 43734

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24 Generac® Power Systems, Inc.

24 Generac® Power Systems, Inc.

TO ENGINE (CONNECTOR EH)

						CAP
	TS1												14
													14
	15			15									15
	229			229
12	13			13						13
11	14									183
10	14			14						14		SHOWN IN		14	HM	0
10	14			14						14				14	HM	0
														+	-
				56								OFF POSITION		+	-		13
3	56			56								15A		15			13
6	85													15
6	85		85
5	85		85							239	15C			15C		BVM	0
4	0	0										15C	SW2	N.C.	+	-
				4						178		15C		N.C.	+	-
				4		85	14	239		178
				4		85	14	239
D	1	1	1	4						SW1	15A			15			14
D	1	1	1		0		56	178		SW1	15A	225A		15			14
		4			0		56	178		F2		225A		15	L1	176
	14	4	4							F2				15	L1	176	0
				1	13	2	5 7 D	11 9		15A	15A						0
		6	6	1	13	2	5 7 D	11 9		15A	15A
29	R1	6	6	AVR				12		15C	15C		BLUE	15		13
		162	2				PCB		E	176	176		BLUE		F1
	4			0					E	176	176
								4
		S15	5					4		194					194
	D1		3					3		23				23			178
	D1		3	B	A	17	16	14 15		225A				BLUE			178
C	4			B	A	17	16	14 15		225A				BLUE			183
C	4	S16		S16	S15	T1	T2	RED									183
	6	S16
F
F

RED

T2

T1

(Model No. 0043733, 0043734 Electrical Schematic — Pre-pack

Section 6 — Electrical Data

TO LOWER PANEL (CONNECTOR CP)

E

2

162

S15

0

HZ

0

BLUE BLUE

S15 S16

H S15

S16

PHASE SELECTOR SWITCH

PSW

BLUE	BLUE	RED	RED
		BLACK	BLACK	YELLOW
				YELLOW

14

GS16

K S1

Q 00

M S3

N 57

14

16

18

3

	65
15
19		VM
	64
		CONTACTS
2		2 - 3
		2 - 3
		2 - 7
	0	12 - 3
	-	12 - 3
		12 - 7

POSITION

1 2 3 OFF

X X

X X

O O

O O

GCU
BLACK	BROWN	YELLOW	ORANGE		TR1
BLACK	BROWN	YELLOW	ORANGE		T2
					BLACK
				T1	BLACK
					BLACK
CONTROLLER					TS2

USE BLUE WIRE FOR 240V, 1 PHASE USE YELLOW WIRE FOR 208V, 3 PHASE INSULATE UNUSED WIRE END

A

LEGEND

AM - METER, AC OUTPUT CURRENT AVR - AUTOMATIC VOLTAGE REGULATOR

& 0043735) Guardian Liquid- Panel (4.3L) – Drawing No.

O 58

A0

UT1

V T2

S N1

T N2

W23

X 194

B 183

J 178

7

11

	AM	15 - 14
	AM	15 - 18
	+	19 - 14
12	+
	67

O O

X O

O X O

0

CONNECTOR
N1	N2
TO GOVERNOR
ACTUATOR	23

T1	194
T1
T2

N1

N2

23

194 183 178

BVM - METER, BATTERY VOLTAGE

CAP - CAPACITOR

CB1 - CIRCUIT BREAKER - EXCITATION

D1 - DIODE- 600V, 12A

F1 - FUSE 15 AMPS

F2 - FUSE 7.5 AMPS IN-LINE

GCU - GOVERNOR CONTROLLER UNIT

HM - HOURMETER

HZ - METER, FREQUENCY

178L1 - LIGHT, FAULT INDICATOR

PCB - CIRCUIT BOARD CONTROLLER PSW - SWITCH, PHASE SELECTOR

183R1 - RESISTOR, FIELD BOOST SW1 - SWITCH, AUTO/OFF/MANUAL

SW2 - SWITCH, SET EXERCISE

TR1 - TRANSFORMER, UTILITY SENSING 24VA TS1,TS2 - TERMINAL STRIP

VM - METER, AC OUTPUT VOLTAGE

cooled 40 0D4993-A

kW Generator

Image 26

Generac Power Systems 46263, 43734, 43733, 43735 Electrical Data, Guardian Liquid- Panel 4.3L - Drawing No, kW Generator

Contents

40 kW/Single-phase w 200 Amp Transfer Switch California Emissions INSTALLATION DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY40 kW/Single-phase w 200 Amp Transfer Switch POWER SYSTEMS, INC‹ HOW TO OBTAIN SERVICE ‹ CONTENTS‹ OPERATION AND MAINTENANCE INTRODUCTIONTable of Contents Guardian Liquid-cooled 40 kW GeneratorDespite the safe design of this generator GENERAL HAZARDSDANGER Parts of the generator are rotating and/or hotEXPLOSION HAZARDS ELECTRICAL HAZARDSFIRE HAZARDS 1.1 UNPACKING/INSPECTION 1.4 PREPACKAGED TRANSFER SWITCHFigure 1.1 - Single-phase Generator AC Connection System 1.2 THE GENERATOR‹ 1.7.1 LOW OIL PRESSURE SWITCH 1.8 SPECIFICATIONS‹ 1.7.3 LOW COOLANT LEVEL SWITCH 1.6 MAIN CIRCUIT BREAKER‹ 1.8.3 ENGINE 1.9 FUEL REQUIREMENTS AND RECOMMENDATIONS‹ 1.8.2 GENERATOR AND LOAD COMPATIBILITY ‹ 1.9.1 CONVERSION TO LP GAS VAPOR1.10 ENGINE OIL RECOMMENDATIONS 1.12 EMISSIONS CONTROL SYSTEM1.11 COOLANT ‹ 1.12.1 AIR FUEL RATIO CONTROLLERNFPA STANDARDS STANDBY GENERATOR INSTALLATION2.1 BASIC STANDBY ELECTRIC SYSTEM OTHER PUBLISHED STANDARDS‹ 2.6.2 “GTS” Type Engineered Switch 2.6 TRANSFER SWITCH START SIGNAL CONNECTIONS‹ 2.6.1 PRE-PACKAGED TYPE SWITCH METHOD‹ 2.7.1 VENTED BATTERIES 2.7 BATTERY INSTALLATION2.8 PREPARATION BEFORE START-UP DO NOT SMOKE when near batteries‹ 2.8.3 FUEL SYSTEM ‹ 2.8.2 TRANSFER SWITCH‹ 2.8.1 PRIOR TO INITIAL START-UP ‹ 2.8.4 GENERATOR SET LUBRICATION3.2 USING THE AUTO/OFF/MANUAL SWITCH 3.1 CONTROL CONSOLE COMPONENTS3.3 AUTOMATIC TRANSFER OPERATION 3.4 SEQUENCE OF AUTOMATIC OPERATION3.5 ENGINE HEATER ‹ 3.2.2 “OFF” POSITION4.1 CHECKING THE ENGINE OIL LEVEL Figure 3.3 - “Set Exercise” Switch on Control Panel3.6 WEEKLY EXERCISE CYCLE Figure 3.2 - Engine Block Heater4.2 CHANGING THE ENGINE OIL AND FILTER 4.3 CHANGING THE ENGINE AIR CLEANER‹ 4.2.2 OIL AND FILTER CHANGE PROCEDURE ‹ 4.2.1 ENGINE OIL RECOMMENDATIONSFigure 4.3 - Engine Air Cleaner 4.5 BATTERY MAINTENANCE‹ 4.5.1 BATTERY REPLACEMENT Figure 4.4 - Setting the Spark Plug Gap4.6 COOLING SYSTEM 4.10 MISCELLANEOUS MAINTENANCE‹ 4.10.1 CLEANING THE GENERATOR 4.7 OVERLOAD PROTECTION FOR‹ 4.11.2 RETURN TO SERVICE 4.11 OUT OF SERVICE PROCEDURE‹ 4.11.1 REMOVAL FROM SERVICE be performed by your nearest Generac/Guardian Authorized Dealer 4.12 SERVICE SCHEDULEATTENTION It is recommended that all service work CAUSE 5.1 TROUBLESHOOTING GUIDEPROBLEM CORRECTIONSection 6 - Electrical Data Mounting Dimensions - Drawing No. 0D5335Generac Power Systems, Inc Guardian Liquid-cooled 40 kW GeneratorBLUE BLACK REDS16 BLUE GCB - GOVERNOR CONTROL BOARD HZ - FREQUENCY METER4.3L - Drawing Electrical DataModel No Liquid-cooledSection 6 - Electrical Data 24 Generac Power Systems, IncModel No. 0043733, 0043734 Electrical Schematic - Pre-pack 0043735 Guardian Liquid- Panel 4.3L - Drawing NoWIRING DIAGRAM Generac Power Systems, IncSCHEMATIC SectionSection 6 - Electrical Data Wiring Diagram - Control Panel26 Generac Power Systems, Inc Model No. 0046262Section 0046262, 0046263 & 0046264Guardian Electrical SchematicGenerac Power Systems, Inc Electrical Data56 CC FS EHGND 0 0/BLACKPage Guardian Liquid-cooled 40 kW Generators Section 7 - Exploded Views and Parts Lists30 Generac Power Systems, Inc Mounting Base - Drawing No. 0E2384-ASection 7 - Exploded Views and Parts Lists DESCRIPTIONGuardian Liquid-cooled 40 kW Generators Section 7 - Exploded Views and Parts Lists32 Generac Power Systems, Inc Compartment - Drawing No. 0D899249.1 FT Section 7 - Exploded Views and Parts ListsDESCRIPTION 39-3/8PANEL FACE Section 7 - Exploded Views and Parts Lists34 Generac Power Systems, Inc INSIDEDESCRIPTION Section 7 - Exploded Views and Parts ListsDESCRIPTION Control Panel 4.3L - Drawing No. 0D4995-FSection 7 - Exploded Views and Parts Lists 36 Generac Power Systems, IncDESCRIPTION Section 7 - Exploded Views and Parts ListsDESCRIPTION Control Panel - Drawing No. 0D6978-CSection 7 - Exploded Views and Parts Lists ALT LEADS SENSING WIREWIRE 38 Generac Power Systems, IncSection 7 - Exploded Views and Parts Lists DESCRIPTIONSection 7 - Exploded Views and Parts Lists FlLYWHEEL ADJUSTMENTDO NOT ROTATE ENGINE DURING THIS ADJUSTMENT 40 Generac Power Systems, IncSection 7 - Exploded Views and Parts Lists DESCRIPTIONGuardian Liquid-cooled 40 kW Generators Engine - Drawing No. 0D6980-B Section 7 - Exploded Views and Parts Lists42 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists DESCRIPTIONGuardian Liquid-cooled 40 kW Generators Engine - Drawing No. 0A4304-L Section 7 - Exploded Views and Parts Lists44 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists DESCRIPTIONGuardian Liquid-cooled 40 kW Generators Section 7 - Exploded Views and Parts Lists46 Generac Power Systems, Inc 4.3L Radiator - Drawing No. 0D7992-DOPTIONAL WITH KIT 0D7948 ** OPTIONAL WITH KIT 0D7947 Section 7 - Exploded Views and Parts ListsDESCRIPTION DESCRIPTION Section 7 - Exploded Views and Parts Lists48 Generac Power Systems, Inc DESCRIPTIONSection 7 - Exploded Views and Parts Lists DESCRIPTIONTO STEPPER MOTOR 50 Generac Power Systems, IncSection 7 - Exploded Views and Parts Lists TO VALVE COVERSection 7 - Exploded Views and Parts Lists DESCRIPTION52 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsASSEMBLY ATTACH TOSection 7 - Exploded Views and Parts Lists DESCRIPTIONSection 7 - Exploded Views and Parts Lists 54 Generac Power Systems, IncSection 7 - Exploded Views and Parts Lists DESCRIPTIONDESCRIPTION Section 7 - Exploded Views and Parts Lists56 Generac Power Systems, Inc DESCRIPTION Section 7 - Exploded Views and Parts ListsTO THERMOSTAT HOUSING BLOCKGuardian Liquid-cooled 40 kW Generators 58 Generac Power Systems, IncSection 8 - Notes Guardian Liquid-cooled 40 kW Generators Generac Power Systems, IncSection 8 - Notes PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES YOUR WARRANTY RIGHTS AND OBLIGATIONSMANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE CALIFORNIA EMISSION CONTROL WARRANTY STATEMENTSection 9 - Warranty EMISSION CONTROL SYSTEM WARRANTYEMISSION RELATED PARTS INCLUDE THE FOLLOWING Section 9 - Warranty WARRANTY SCHEDULEGENERAC POWER SYSTEMS STANDARD TWO YEAR LIMITED WARRANTY FOR GUARDIAN “EMERGENCY AUTOMATIC STANDBY GENERATORS”