Page 3 - DANGER; Despite the safe design of this generator,; GENERAL HAZARDS; Standby Generator Sets
Study these SAFETY RULES carefully before install-ing, operating or servicing this equipment. Become familiar with this Owner’s Manual and with the unit. The generator can operate safely, efficiently and reli-ably only if it is properly installed, operated and maintained. Many accidents are caused b...
Page 5 - INTRODUCTION; READ THIS MANUAL THOROUGHLY; After this heading, read explanatory statements; OPERATION AND MAINTENANCE
1-3 INTRODUCTION Thank you for purchasing this model of the standby generator set product line. Every effort was expended to make sure that the information and instructions in this manual were both accurate and current at the time the manual was written. However, the manufacturer reserves the right ...
Page 6 - IDENTIFICATION RECORD; DATA LABEL; GENERATOR SET DATA; Data Label
IDENTIFICATION RECORD DATA LABEL Every generator set has a DATA LABEL that contains important information pertinent to the generator. The data label, which can be found attached to the gen-erator’s lower connection box, lists the unit’s serial number and its rated voltage, amps, wattage capacity, ph...
Page 7 - EQUIPMENT DESCRIPTION; • Rotor and Stator insulation is Class H rated as; ENGINE OIL RECOMMENDATIONS; Any attempt to crank or start the engine before; COOLANT RECOMMENDATIONS; Do not use any chromate base rust inhibitor; Do not remove the radiator pressure cap while
EQUIPMENT DESCRIPTION This equipment is a revolving field, alternating cur-rent generator set. It is powered by a gaseous fueled engine operating at 1800 rpm for 4-pole direct drive units, 3600 rpm for 2-pole direct drive units and 2300 - 3000 rpm for quiet drive gear units. See the Specifications s...
Page 8 - ENGINE PROTECTIVE DEVICES; Always remove this fuse before
ENGINE PROTECTIVE DEVICES The standby generator may be required to operate for long periods of time without an operator on hand to monitor such engine conditions as coolant tempera-ture, oil pressure or rpm. For that reason, the engine has several devices designed to protect it against potentially d...
Page 9 - FUEL SYSTEM; FUEL REQUIREMENTS; Required fuel pressure for; NATURAL GAS FUEL SYSTEM; • Gas pressure in a building is usually regulated by
FUEL SYSTEM FUEL REQUIREMENTS The standby generator may be equipped with one of the following fuel systems: • Natural gas fuel system• Propane vapor (PV) fuel systemThe Manual Drawing Listing that is affixed to the unit includes the “Identification Code,” which may be used to identify the type of fu...
Page 10 - SPECIFICATIONS; GENERATOR; kW; ENGINE; Exercise; ELECTRICAL SYSTEM; Voltage and Gain LED Indicators
SPECIFICATIONS GENERATOR Type ............................................................................. SynchronousRotor Insulation ................................................................... Class HStator Insulation .................................................................. Clas...
Page 11 - Remove the brass hose fitting from the outlet port; Figure 6.2 — Reconfigure the Fuel System; Serious injury or damage may occur if not con-
COLD WEATHER KIT For cold climates, optional cold weather kit (part number 0F6148) is recommended. The kit includes: • Battery Warmer• 4” Junction Box with hardware• 6 qt. pack 5W-30 synthetic oil (engine) RECONFIGURING THE FUEL SYSTEM NOTE: All models are configured for natural gas or LP vapor from...
Page 12 - GENERATOR AC LEAD CONNECTIONS; Figure 7.2 — Stator Power Winding; Figure 7.3 — Stator Power Winding
GENERATOR AC LEAD CONNECTIONS See “Voltage Codes”. This generator may be rated at any one of three voltages, either single-phase or three-phase. The electrical wires in the unit’s AC con-nection (lower) panel should be installed according to the number of leads and the voltage/phase required for the...
Page 13 - Prior to initially starting the generator, it must; Inspect for the following.
INSTALLATION Refer to the separate “Installation Guide QT Product Line” supplied with the unit. PREPARATION BEFORE START-UP The instructions in this section assume that the standby generator has been properly installed, ser-viced, tested, adjusted and otherwise prepared for use by a competent, quali...
Page 14 - Before working on the generator, ensure the fol-; • The AUTO/OFF/MANUAL switch is in the OFF; PREPARATION FOR START-UP
START-UP CHECKLIST Before working on the generator, ensure the fol- lowing: • The AUTO/OFF/MANUAL switch is in the OFF position. • The 120VAC supply to the battery charger is switched OFF. PREPARATION FOR START-UP • Ensure that the 120VAC circuit breaker to the bat- tery charger is open. • Remove ...
Page 15 - The Maintenance Disconnect Switch and the; • Turn OFF or disconnect the utility power circuit
GENERATOR CONTROL AND OPERATION Refer to the appropriate control panel operator’s manual for this unit. OPERATING UNIT WITH MANUAL TRANSFER SWITCH If the generator was installed in conjunction with a transfer switch capable of manual operation only, the following procedure applies. A manually operat...
Page 16 - EXHAUST MANIFOLD PROCEDURE; Figure 10.1 — Intake Manifold Installation; CYLINDER HEAD PROCEDURE
MAINTENANCE PERFORMED BY AUTHORIZED SERVICE FACILITIES Before working on the generator, ensure the fol- lowing: • The AUTO/OFF/MANUAL switch is in the OFF position. • The 15A fuse has been removed from the con- trol box. • The 120VAC supply to the battery charger is switched OFF. EVERY THREE MONTH...
Page 17 - Figure 10.2 — Cylinder Head Installation; COOLING SYSTEM; The exhaust system parts from this product get; CHECKING FLUID LEVELS; CHECK ENGINE OIL; • Remove oil dipstick and wipe dry with a clean, lint-; Figure 10.3 - Oil Dipstick and Oil Fill Cap
Figure 10.2 — Cylinder Head Installation COOLING SYSTEM Air intake and outlet openings in the generator com-partment must be open and unobstructed for contin-ued proper operation. This includes such obstruc-tions as high grass, weeds, brush, leaves and snow. Without sufficient cooling and ventilatin...
Page 18 - Do not attempt to adjust the governor. Only
MAINTENANCE OWNER/OPERATOR CAN PERFORM CHECK ENGINE OIL LEVEL Refer to “Checking Fluid Levels”. CHECK BATTERY • See “Checking Fluid Levels”.• Check battery cables for condition, tightness, cor- rosion or damage. Clean, tighten or replace as necessary. EXERCISE SYSTEM Start the generator engine at le...
Page 19 - SPARK PLUGS; Figure 10.4 – Setting the Spark Plug Gap; COOLANT CHANGE; MISCELLANEOUS MAINTENANCE; CLEANING THE GENERATOR; Storage batteries give off explosive hydrogen
SPARK PLUGS Reset the spark plug gap or replace the spark plugs as necessary (Figure 10.4). 1. Clean the area around the base of the spark plugs to keep dirt and debris out of the engine. Clean by scraping or washing using a wire brush and commercial solvent. Do not blast the spark plugs to clean. 2...
Page 20 - BATTERY REPLACEMENT; PERIODIC REPLACEMENT PARTS
Battery electrolyte fluid is an extremely corro- sive sulfuric acid solution that can cause severe burns. Do not permit fluid to contact eyes, skin, clothing, painted surfaces, etc. Wear protective goggles, protective clothing and gloves when handling a battery. If fluid is spilled, flush the affe...
Page 21 - SERVICE SCHEDULE; recommended when the unit is used in an average service; Service Maintenance Interval Information:; required, and to identify any potential problem areas.
SERVICE SCHEDULE The following is a recommended maintenance schedule for small standby and residential generator sets. The established intervals in the schedule are the maximum recommended when the unit is used in an average service application. They will need to be decreased (performed more frequen...
Page 24 - TROUBLESHOOTING GUIDE; PROBLEM CAUSE; *Contact the nearest Authorized Dealer for assistance.
TROUBLESHOOTING GUIDE 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 cables as necessary. 3. Defective starter contactor. 3. Replace contactor.* 4. Defective starter motor. 4. ...
Page 52 - GENERAC POWER SYSTEMS STANDARD LIMITED WARRANTY FOR
Standby Generator Sets Warranty Printed in U.S.A. GENERAC POWER SYSTEMS STANDARD LIMITED WARRANTY FOR HOME STANDBY/LIGHT COMMERCIAL PRODUCT 45kW AND BELOW For a period of two (2) years from the date of sale, or start-up by Authorized/Certified Generac Power Systems Dealer, or branch thereof, Generac...