Page 2 - Section 7 – Exploded Views and
Table of ContentsCommercial-Industrial-Residential Portable Generator System Safety Rules ..............................................1-3Section 1 – General Information ................4 1.1 Unpacking ....................................................................4 1.1.1 Accessory Box ..........
Page 3 - INTRODUCTION; READ THIS MANUAL THOROUGHLY; DANGER
INTRODUCTION Thank you for purchasing this model of the GUARDIAN ® product line by Generac Power Systems, Inc. This model is a compact, high performance, air-cooled, engine driven generator designed to supply electrical power to operate electrical loads where no utility power is available. READ THIS...
Page 4 - GENERAL HAZARDS
2 • Never start or stop the unit with electrical loads connected to receptacles AND with connected devices turned ON. Start the engine and let it stabilize before connecting electrical loads. Disconnect all electrical loads before shutting down the generator. • Do not insert objects through unit's c...
Page 5 - ELECTRICAL HAZARDS; DANGEROUS ELECTRICAL SHOCK MAY RESULT.; FIRE HAZARDS; STANDARDS INDEX; IMPORTANT SAFETY INSTRUCTIONS
3 ELECTRICAL HAZARDS • All generators covered by this manual produce dangerous electrical voltages and can cause fatal electrical shock. Utility power delivers extremely high and dangerous voltages as does the generator when it is in operation. Avoid contact with bare wires, terminals, connections, ...
Page 6 - Figure 1 - Bracket Removal; Shipping
1.1 UNPACKING • Set the palleted carton on a rigid flat surface.• Remove staples along bottom of carton that fasten carton to pallet. Open carton from top. • Remove all packaging material.• Remove separate accessory box.• Lift carton off the generator.• Remove generator from shipping pallet by remov...
Page 7 - Figure 3 - Battery Connections
5 1.2.3 BATTERY CONNECTION • The battery shipped with the generator has been provided fully charged. Caution must be taken when connecting the battery. • Cut the tie wrap cable holding the RED and BLACK battery cables to the stator. • Connect the RED battery cable to the battery Positive terminal (+...
Page 8 - OPERATION; KNOW THE GENERATOR; Figure 5 - Generator Controls
6 Section 2 – OperationCommercial-Industrial-Residential Portable Generator System OPERATION 2.1 KNOW THE GENERATOR Read the Owner’s Manual and Safety Rules before operating this generator. Compare the generator to this illustration to become familiarized with the locations of various controls and a...
Page 9 - Figure 8 - 120 VAC, 20 Amp GFCI Receptacle; Section 2 – Operation
14) Start/Run/Stop Switch – Controls the operation of the generator. 15) Oil Fill – Use this point to add oil to engine. 16) Fuse - 10 Amp (Located at rear of panel) – Protects the DC control circuit from overload. If this fuse element has melted open the engine will not be able to crank and start. ...
Page 10 - Figure 11 - 12 Volt DC, 10 Amp Receptacle
Figure 9 - 120 VAC, 30 Amp Receptacle Use this receptacle to operate 120 Volt AC, 60 Hz, single phase loads requiring up to 3600 watts (3.6 kW) of power at 30 Amps. The outlet is protected by a 30 Amp push-to-reset circuit breaker. 2.2.4 120/240V AC, 30 AMP RECEPTACLE Use a NEMA L14-30 plug with thi...
Page 11 - HOW TO USE THE GENERATOR; Figure 13 - Grounding the Generator; DON’T OVERLOAD THE
2.3 HOW TO USE THE GENERATOR If you have any problems operating your generator, please call the generator helpline at 1-800-333-1322. 2.3.1 GROUNDING THE GENERATOR The National Electrical Code requires that the frameand external electrically conductive parts of thisgenerator be properly connected to...
Page 13 - Figure 14 - Fuel Tank; TO START THE ENGINE; Figure 16 - Idle Control Switch; WARNING
11 2.6.2 ADDING GASOLINE WARNING: Never fill fuel tank indoors. Never fill fuel tank when engine is running or hot. DO NOTlight a cigarette or smoke when filling the fueltank. Caution: Do not overfill the fuel tank. Always leave room for fuel expansion. • Use regular UNLEADED gasoline with the gener...
Page 14 - “Full Choke”; Figure 17 - Full Choke Position; STOPPING THE ENGINE; IMPORTANT; AUTOMATIC IDLE CONTROL; On; LOW OIL PRESSURE SHUTDOWN
12 • Move engine CHOKE knob to “Full Choke” position. Figure 17 - Full Choke Position • To start engine, press and hold the Start/Run/Stop switch in the “Start” position. The engine will crank and attempt to start. When the engine starts, release the switch to the run position. • When the engine sta...
Page 15 - CHARGING A BATTERY; Do not use the
2.12 CHARGING A BATTERY DANGER! Storage batteries give off explosive hydrogen gas while recharging. An explosive mixture will remain around the battery for a long time after it has been charged. The slightest spark can ignite the hydrogen and cause an explosion. Such an explosion can shatter the bat...
Page 16 - MAINTENANCE SCHEDULE; Operation Maintenance; PRODUCT SPECIFICATIONS
3.2.1 GENERATOR SPECIFICATIONS MODEL GPS 12500 GPS 15000 Model # 004451-1 004582-1 Rated Max. Power 12.5 kW 15.0 kW Surge Power 18.75 kW 22.5 kW Rated AC Voltage 120/240 120/240 Rated Max AC LoadCurrent @ 240V 52.0 Amps 62.5 Amps Current @ 120V 104.0 Amps 125.0 Amps Rated Frequency 60 Hz @ 3600 RPM ...
Page 17 - GENERAL RECOMMENDATIONS; Section 3 — Maintenance
15 3.3 GENERAL RECOMMENDATIONS The warranty of the generator does not cover items that have been subjected to operator abuse or negligence. To receive full value from the warranty, the operator must maintain the generator as instructed in this manual. Some adjustments will need to be made periodical...
Page 18 - Figure 18 - Spark Plug Gap; SERVICE AIR CLEANER; Figure 20 - Air Cleaner; To clean or replace paper air filter:; CLEAN SPARK ARRESTOR; Clean and inspect the spark arrestor as follows:
16 3.3.6 REPLACING THE SPARK PLUG Use Champion RC14YC spark plug or equivalent. The correct air gap is 0.76 mm (0.030 in.). Replace the plug once each year . This will help your engine start easier and run better. 1. Stop the engine and pull the spark plug wire off of the spark plug. 2. Clean the ar...
Page 19 - Figure 21 - Spark Arrestor; ADJUSTING VALVE CLEARANCE; To adjust valve clearance:; Figure 22 - Valve Clearance Adjustment
Figure 21 - Spark Arrestor 3.6 ADJUSTING VALVE CLEARANCE After the first 50 hours of operation, you should adjustthe valve clearance in the engine. Important: If you feel uncomfortable about doing this procedure or you don't have the proper tools, please take your generator in to the nearest service...
Page 21 - No Choke; SYMPTOM
19 4.1 TROUBLESHOOTING Engine is running, but no AC 1. Circuit breaker is open. 1. Reset circuit breaker. output is available. 2. Poor connection or defective cord set. 2. Check and repair. 3. Connected device is bad. 3. Connect another device that is in good condition. 4. Fault in generator. 4. Con...
Page 23 - Commercial-Industrial-Residential Portable Generator System
21 Section 5 - Notes Commercial-Industrial-Residential Portable Generator System
Page 27 - Section 7 — Exploded Views and Parts Lists
25 ITEM PART NO. QTY. DESCRIPTION 1 0C5729 1 ASSEMBLY, CRANKCASE HOUSINGWITH SLEEVE 2 0E9843 1 SEAL, 38 I.D. CRANKSHAFT 3 090388 3 SCREW, TAPTITE M6-1.0 X 12 BP 4 0C5372 1 ASSEMBLY, BREATHER 5 0C3005 1 GASKET, BREATHER COVER 6 0E3372B 1 SEPARATOR, OIL BREATHER 7 0D8067A 1 ASSEMBLY, HEAD #1 8 071983 ...
Page 36 - CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT; YOUR WARRANTY RIGHTS AND OBLIGATIONS; only
34 CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS The California Air Resources Board (CARB) and Generac Power Systems, Inc. (Generac) are pleased to explain the Emission Control System warranty on your new engine. In California, new off-road Large Spark-Ignition ...
Page 37 - Section 8 – Warranty
35 EMISSION CONTROL SYSTEM WARRANTY Emission Control System Warranty (ECS warranty) for 2001 and later model year LSI engines:(a) Applicability: This warranty shall apply to 1995 and later model year engines. The ECS Warranty period shall begin on the date the new engine or equipment is purchased by...