Generac 004917-4 - Manuals

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Manual Generac 004917-4

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Page 2 - INTRODUCTION; READ THIS MANUAL THOROUGHLY; This symbol points out potential explosion hazard.; OPERATION AND MAINTENANCE; AUTHORIZED SERVICE; OR

Generac ® Power Systems, Inc. INTRODUCTION Thank you for purchasing this model of the standbygenerator set product line by Generac Power Systems. Every effort was expended to make sure that theinformation and instructions in this manual are bothaccurate and current at the time the manual was writ-te...

Page 3 - Table of Contents

Table of Contents QUIET SOURCE ™ Liquid-cooled 30 kW Generators Generac ® Power Systems, Inc. 1 INTRODUCTION ................................................ IFC SAFETY RULES .................................................... 2 Section 1 — GENERAL INFORMATION ............4 1.1 Generator .............

Page 4 - GENERAL HAZARDS; DANGER

2 Generac ® Power Systems, Inc. Study these SAFETY RULES carefully before installing,operating or servicing this equipment. Become familiarwith this Owner’s Manual and with the unit. The gen-erator can operate safely, efficiently and reliably only ifit is properly installed, operated and maintained....

Page 5 - ELECTRICAL HAZARDS; DANGEROUS ELECTRICAL SHOCK; FIRE HAZARDS

Generac ® Power Systems, Inc. 3 • Inspect the generator regularly, and promptly repair or replace all worn, damaged or defective parts using only factory-approved parts. • Before performing any maintenance on the generator, disconnect its battery cables to prevent accidental start-up. Disconnect the...

Page 6 - GENERATOR; • Install the transfer switch on a firm, sturdy sup-; AUTOMATIC SYSTEM OPERATION; Figure 1.1 - Generator AC Connection System; MAIN CIRCUIT BREAKER; Section 1 - General Information

4 Generac ® Power Systems, Inc. 1.1 GENERATOR This equipment is a liquid-cooled, engine-driven gen-erator set. The generator is designed to supply elec-trical power that operates critical electrical loadsduring utility power failure. The unit has been facto-ry-installed in a weather resistant, all a...

Page 7 - GENERATOR FUEL SYSTEM; Fuel pressure for a natural gas set up should be; ENGINE PROTECTIVE DEVICES; LOW OIL PRESSURE SWITCH; Figure 1.5- High Coolant Temperature Switch; LOW COOLANT LEVEL SWITCH

Generac ® Power Systems, Inc. 5 1.6 GENERATOR FUEL SYSTEM The unit has been factory tested and adjusted using anatural gas fuel system. If propane (LP) gas is neces-sary. Refer to Section 1.12, Reconfiguring the FuelSystem. Fuel pressure for a natural gas set up should be five inches to 14 inches of...

Page 8 - Figure 1.7 - Printed Circuit Board Assembly; UNPACKING

6 Generac ® Power Systems, Inc. Figure 1.6 - Low Coolant Level Sensor 1.7.4 OVERSPEED SHUTDOWN The engine control board receives AC frequency sig-nals from an engine run winding in the alternator.Should AC frequency exceed about 72 Hertz for threeseconds or 75 Hertz instantaneously, the engineshuts ...

Page 9 - FUEL CONSUMPTION; ft; five; RECONFIGURING THE FUEL; Figure 1.8 — Reconfigure the Fuel System; Section 1 — General Information

1.10 SPECIFICATIONS 1.10.1 GENERATOR SPECIFICATIONS 1.10.2 ENGINE SPECIFICATIONS Make ......................................................................................FordDisplacement ..................................................................3.0 litersCylinder Arrangement .................

Page 10 - TORQUE SPECIFICATIONS; Section 2 — Installation; Temperature

8 Generac ® Power Systems, Inc. NOTE: Port 1 is for NG only and Port 2 is for LP vaporonly. No provision for dual fuel has been made. Serious injury or damage may occur if not con-figured properly. Please consult an authorizedGenerac Service Dealer with any questions. 1.13 TORQUE SPECIFICATIONS Cyli...

Page 11 - Engine-Generator Standby; GENERATOR LOCATION

Generac ® Power Systems, Inc. 9 Only qualified, competent installation contractors orelectricians thoroughly familiar with applicablecodes, standards and regulations should install thisstandby electric power system. The installation mustcomply strictly with all codes, standards and regula-tions pert...

Page 12 - Figure 2.1 – Basic Standby Electric System; GROUNDING THE GENERATOR; GROUNDING

10 Generac ® Power Systems, Inc. • Allows the LOAD circuits to be connected to only one power supply at a time. • Prevents electrical backfeed between the generator and the UTILITY power circuits. Both the STANDBY and the UTILITY power suppliesto the transfer switch are protected against overloadby ...

Page 13 - BATTERY INSTALLATION; immediately with water,

Generac ® Power Systems, Inc. 11 Failure to connect the generator neutral prop-erly will result in unbalanced line-to-neutralvoltages. Resulting high voltages will causeequipment damage. 2.9 TRANSFER SWITCH SIGNALCONNECTIONS 2.9.1 PRE-PACKAGED ATS If the generator is to be installed with a pre-packa...

Page 15 - Pos2 ON — GTS Application; OFF; Figure 3.1 - Home Standby Generator Panel; Section 3 - Operation

Generac ® Power Systems, Inc. 13 2.11.7 ELECTRICAL SYSTEM Make sure the generator is properly connected to anapproved earth ground and/or ground rod. Make sure the generator battery is fully charged,properly installed and interconnected, and ready foruse. Check to ensure that there are no loose elec...

Page 16 - Figure 3.2 — Engine Governor Adjustment

14 Generac ® Power Systems, Inc. 3.2.2 FAULT INDICATOR LED This LED goes ON when one or more of the followingengine faults occurs and when engine shuts down. • Low Oil Pressure• Overcrank• Low Battery• Overspeed/RPM Sensor Loss• High Coolant Temperature/Low Coolant LevelSee Section 1.7 for further e...

Page 17 - RETRANSFER AND SHUTDOWN

Generac ® Power Systems, Inc. 15 Section 3 - Operation QUIET SOURCE ™ Liquid-cooled 30 kW Generators 5. Reduce load to 3/4, 1/2, 1/4 and no load. Decrease the stability pot if there is instability atany load point. 6. Adjust differential pot to make the recovery to load changes even faster and minim...

Page 18 - COOLING SYSTEM; • Remove oil dipstick and wipe dry with a clean,; Figure 4.1 - Oil Dipstick and Oil Fill Cap; DIPSTICK

16 Generac ® Power Systems, Inc. 4.1 MAINTENANCE PERFORMED BY AUTHORIZED SERVICE FACILITIES A. EVERY THREE MONTHS 1. Check battery state of charge and condition.2. Inspect and test fuel system.3. Check transfer switch.4. Inspect exhaust system.5. Check engine ignition system.6. Check fan belts. B. O...

Page 19 - Section 4 — Maintenance

Generac ® Power Systems, Inc. 17 4.4.3 ENGINE COOLANT Check coolant level in coolant recovery bottle. SeeSpecifications, Section 1.10. • Add recommended coolant mixture as necessary.• Periodically remove radiator pressure cap to make sure the coolant recovery system is functioning properly. Coolant ...

Page 20 - Figure 4.3 – Engine Air Cleaner; Clean the area around the base of the spark plugs; Figure 4.4 – Setting the Spark Plug Gap; MISCELLANEOUS MAINTENANCE; OIL FILTER

18 Generac ® Power Systems, Inc. 7. Start engine and check for oil leaks. Figure 4.2 - Oil Filter 4.5.11 CHANGING THE ENGINE AIR CLEANER To replace the engine air cleaner, (part number059402), remove the air cleaner cover and replacethe air filter making sure it is positioned properlybefore reattach...

Page 22 - SCHEDULED MAINTENANCE; recommended when the unit is used in an average service; Service Maintenance Interval Information:; hours; Remove the control panel fuse.; ONLY ONCE

20 Generac ® Power Systems, Inc. Section 4 — Maintenance QUIET SOURCE ™ Liquid-cooled 30 kW Generators 4.7 SCHEDULED MAINTENANCE Following is a recommended maintenance schedule for Generac small standby and residential generator sets. Theestablished intervals in the schedule are the maximum recommen...

Page 25 - Section 5 — Troubleshooting; TROUBLESHOOTING POINTS; PROBLEM

Generac ® Power Systems, Inc. 23 Section 5 — Troubleshooting QUIET SOURCE ™ Liquid-cooled 30 kW Generators TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Engine won’t crank. 1. 15 amp fuse blown. 1. Replace fuse. 2. Loose or corroded or defective 2. Tighten, clean or replace battery cables. battery...

Page 27 - Section 6 - Electrical Data

Generac ® Power Systems, Inc. 25 LEGEND [CONT.]: J-2 - LOS -SM - JB - WLS - HCT - J-1 - IM - IC - ELEC. GOVERNOR ACTUATOR GROUND (SENSING/LOW AMP)GROUND (POWER/HIGH AMP) D.C. CHARGE ALTERNATOR STARTER CONTACTOR CONNECTOR 1 (ENGINE) DRIVER ELEC. GOVERNORFUEL SOLENOID 12VDC BATTERY DEG - GND1-GND2-GOV...

Page 28 - BULKHEAD CONNECTOR

26 Generac ® Power Systems, Inc. Section 6 - Electrical Data QUIET SOURCE ™ Liquid-cooled 30 kW Generators Electrical Schematic — Engine — Drawing No. 0E6200-B AUTOMATIC VOLTAGE REGULATORBRUSH ASSEMLY (GENERATOR) CIRCUIT BREAKER (EXCITATION) DISPLACED PHASE EXCITATION DPE - ALTERNATOR STATOR ALTERNA...

Page 29 - PCB

Generac ® Power Systems, Inc. 27 Section 6 - Electrical Data QUIET SOURCE ™ Liquid-cooled 30 kW Generators Electrical Schematic — Engine — Drawing No. 0E6200-B SC - IC -IM -LOS - SM -WLS - LEGEND [CONT.]: CONNECTOR (C1) SWITCH, HIGH COOLANT TEMP CRANKING CONTACTOR D.C. CHARGE ALTERNATORCONNECTOR 1 (...

Page 33 - ITEM

Generac ® Power Systems, Inc. 31 ITEM PART NO. QTY. DESCRIPTION 1 0E8418 1 DUCT INTAKE MID AL 2 0E8414 1 DUCT DISCHARGE RH AL 3 0E8413 1 DUCT DISCHARGE LH AL 4 0C2454 62 SCREW TH-FRM M6-1 X 16 N WA Z/JS 5 0E8402 1 BAFFLE REAR BOTTOM 6 0E5902 1 POST CORNER LH REAR HSB AL 7 0E5903 1 POST CORNER RH REA...

Page 38 - INE

Page 46 - Section 8 — Installation Diagram

44 Generac ® Power Systems, Inc. Section 8 — Installation Diagram QUIET SOURCE ™ Liquid-cooled 30 kW Generators Installation Diagram — Drawing No. 0E8696

Page 47 - Section 9 — Notes

Generac ® Power Systems, Inc. 45 Section 9 — Notes QUIET SOURCE ™ Liquid-cooled 30 kW Generators