Guardian 005212-0 Owner's Manual
Guardian 005212-0 Owner's Manual

Guardian 005212-0 Owner's Manual

Qt 2.5l 25kw standby generator
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QT

Serial Number

2.5L
25kW
Model: 005212-0
STANDBY GENERATOR
OWNER'S MANUAL
A new standard of reliability
—CAUTION—
ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS SHOULD ATTEMPT INSTALLATION!
This manual should remain with the unit.
0F7922
No.
Part
09/05
0
Rev.
Cover018

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Summary of Contents for Guardian 005212-0

  • Page 1: Serial Number

    Serial Number 2.5L 25kW Model: 005212-0 STANDBY GENERATOR OWNER'S MANUAL A new standard of reliability —CAUTION— ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS SHOULD ATTEMPT INSTALLATION! This manual should remain with the unit. 0F7922 Part 09/05 Rev. Cover018...
  • Page 2: Table Of Contents

    SECTION SAFETY RULES ... 1-1 INTRODUCTION ...1-3 Read this Manual Thoroughly ...1-3 Operation and Maintenance ...1-3 How to Obtain Service ...1-3 IDENTIFICATION RECORD ...2-1 Data Label ...2-1 EQUIPMENT DESCRIPTION ...3-1 Equipment Description ...3-1 Engine Oil Recommendations ...3-1 Coolant Recommendations...3-1 ENGINE PROTECTIVE DEVICES ...4-1 High Coolant Temperature Switch ...4-1 Low Coolant Level Sensor ...4-1 Low Oil Pressure Switch ...4-1...
  • Page 3: Safety Rules

     SAVE THESE INSTRUCTIONS – The manufacturer suggests that these rules for safe operation be copied and posted in potential hazard areas. Safety should be stressed to all operators, potential operators, and service and repair technicians for this equipment.  WARNING: The engine exhaust from this product contains chemicals known to the state...
  • Page 4: Fire Hazards

    • Before performing any maintenance on the gen- erator, disconnect its battery cables to prevent accidental start-up. Disconnect the cable from the battery post indicated by a NEGATIVE, NEG or (–) first. Reconnect that cable last. • Never use the generator or any of its parts as a step.
  • Page 5: Introduction

    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.
  • Page 6: Identification Record

    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, phase, frequency, rpm, power factor, etc.
  • Page 7: Equipment Description

    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 section for exact numbers.
  • Page 8: Engine Protective Devices

    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 damaging conditions by automatically shutting down the unit when the oil pressure is too low, the coolant temperature is too high, the coolant...
  • Page 9: Fuel Systems

    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 system The Manual Drawing Listing that is affixed to the unit includes the “Identification Code,” which may be used to identify the type of fuel system installed on the unit.
  • Page 10: Specifications

    SPECIFICATIONS GENERATOR Type ... Synchronous Rotor Insulation ... Class H Stator Insulation ... Class H Total Harmonic Distortion ...< 3.5% Telephone Interference Factor (TIF) ...< 50 Alternator Output Leads 3-phase ... 4-wire Bearings ...Sealed Ball Coupling ...Flexible Disc Load Capacity (Standby Rating) ...25kW* NOTE: Generator rating and performance in accordance with ISO8528-5, BS5514, SAE J1349, ISO3046 and DIN 6271 Standards.
  • Page 11: Cold Weather Kit

    CONTROL PANEL GENERATOR CONNECTION CIRCUIT BREAKER Battery Charger Input GROUND 120 Volt + Neutral Ground Level STUB-UP AREA Concrete Slab See Install Dwg for Dimensions COLD WEATHER KIT For cold climates, optional cold weather kit (part number 0F6148) is recommended. The kit includes: •...
  • Page 12: Alternator Power Winding Connections

    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 application.
  • Page 13: Installation

    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, qualified installation contractor. Be sure to read the “Safety Rules”, as well as all other safety information in this manual, before attempting to operate this (and related) equipment.
  • Page 14: Start-Up Checklist

    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.
  • Page 15: Operation

    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 operated transfer switch is one that will not provide automatic start-up and does not include an intelligence circuit.
  • Page 16: Maintenance

    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 .
  • Page 17: Cooling System

    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 ventilating air flow, the engine/generator quickly overheats, which causes it to shut down.
  • Page 18: Maintenance Owner/Operator Can Perform

    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 least once every seven days and let it run at least 20 minutes.
  • Page 19: Spark Plugs

    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.
  • Page 20: Battery Replacement

     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 affected area immediately with clear water.
  • Page 21: Service Schedule

    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 frequently) if the unit is used in a severe applica- tion.
  • Page 22 Maintenance Level 1 Tasks Recom- mended to be done monthly 10 Hrs. 1. Disable the unit from operating per the first page warning. 2. Check the engine oil level. Adjust as necessary. 3. Check the engine coolant level. Adjust as necessary. 4.
  • Page 23 Maintenance Level 1 Tasks Recom- mended to be done monthly 10 Hrs. 13. Initiate an automatic start and transfer of the unit to site load and exercise it for at least 1 hour looking for leaks, loose connections or components, and abnormal operating conditions.
  • Page 24: Troubleshooting

    TROUBLESHOOTING GUIDE PROBLEM CAUSE Engine won’t crank. Engine cranks but won't start Engine starts hard, runs rough. Engine starts then shuts down. AUTO/OFF/MANUAL Switch at OFF, engine continues to run No AC output from generator. *Contact the nearest Authorized Dealer for assistance. Standby Generator Sets Troubleshooting 1.
  • Page 25 Standby Generator Sets Notes...
  • Page 27 0F7135 BREAKER TRAY BACK/BOTTOM 0F7022 SUPPORT CONTROL PANEL SIDE RH 0F7021 SUPPORT CONTROL PANEL SIDE LH 0F7260 COVER CIRCUIT BREAKER 2P 0F7136 COVER CIRCUIT BREAKER 3P 0F6156 PLATE WIRE SNGL GALV 0F4464 DECAL CUST CONN 120V UTILITY 0D4698 BLOCK TERM 20A 6 X 3 X 1100V 0F3824 DECAL UTIL SENSE/CUST CONN 057701...
  • Page 29 0F7489 ROTOR 30KW DIRECT 390 4P 1800 0F7490 ROTOR 25KW 3PH DIRECT 390 1800 0F7458A STR 390 30AD1 HSB TECUM 0F7459 ASSY STR 390 25 GD1 CPL 0C9708 INSTR HYPOT TEST (NOT SHOWN) SEE ENGINE EV ENGINE ADAPTER SEE ENGINE EV FLEXPLATE 0F7364B ASSY FLYWHEEL CPL W/25MM FAN B...
  • Page 31 0F7074 SUPPORT RADIATOR LH SIDE 0F7076 VENTURI 16" DIA. FAN 0F7075 SUPPORT RADIATOR RH SIDE 0E9837A RADIATOR 2.5L CPL 0F0230A FAN COOL 16" DIA 8 BLADE 0F7130 SPACER FAN 2.5L C1 0E9833 HOSE 2.5L FORD LOWER RADIATOR 099502 CLAMP HOSE #24 B1.06-2.00 069860C HOSE OIL DRAIN ASSY 21"...
  • Page 33 049813 NUT HEX M6 X 1.0 G8 YEL CHR 022097 WASHER LOCK M6-1/4 026850 WASHER SHAKEPROOF EXT 1/4 STL 055414 LUG SLDLSS #2-#8 X 17/64 CU 022473 WASHER FLAT 1/4-M6 ZINC 047411 SCREW HHC M6-1.0 X 16 G8.8 052860 NUT FLANGED HEX M12-1.75 052251 DAMPENER VIBRATION 40 BLUE 052257...
  • Page 35 0F3408B BATTERY TRAY C1 CPL 0F3411 STRAP BATTERY RETAINMENT 025507 WASHER SHAKEPROOF EXT 7/16 STL 052647 SCREW SHC M10-1.5 X 25 G12.9 046526 WASHER LOCK M10 022131 WASHER FLAT 3/8-M10 ZINC 050331A BATT POST COVER RED + 050331 BATT POST COVER BLK - 038805J CABLE BATTERY BLK #1 X 30.00 038804U...
  • Page 37 0E9909 ENGINE 2.5L FORD 0E9739 PULLEY 2.5L FORD WATER PUMP 049814 SCREW HHC M10-1.5 X 25 G8.8 0D3488B SERPENTINE BELT – 40.85” LENGTH 0A8584 SWITCH OIL PRESSURE 10PSI 2POL 0E0561 ASSY WATER LEVEL SENSOR C/E PL 0A6751 SW-TMP 245 DEG 3/8 NPT 035579 BUSHING REDUCER 1/4 TO 1/8 026925...
  • Page 41 0E8456 BRACKET FUEL REGULATOR 075580 FLANGE FUEL INLET 0F6364 FUEL REG. 2.5L FORD REWORK 039253 SCREW HHC M8-1.25 X 20 G8.8 022145 WASHER FLAT 5/16 ZINC 022129 WASHER LOCK M8-5/16 045771 NUT HEX M8-1.25 G8 YEL CHR 0F1570 BODY CARBURETOR ASSEMBLY 0A6344 BARBED EL 90 1/8 NPT X 3/8 0F3994...
  • Page 43 0F7003 (XX) ROOF C1 CPL 0F7004 (XX) CORNER POST LH SIDE C1 CPL 0F7008 (XX) DOOR REAR C1 CPL 0F7005 (XX) CORNER POST RH SIDE C1 CPL 0F7007 (XX) DOOR LH & RH SIDE C1 CPL 0F7006 (XX) DUCT FRONT DISCHARGE C1 CPL 0C2634A ASSEMBLY COVER ACCESS 0912970091...
  • Page 45 0F7366 MUFFLER C1 0F7647 MUFFLER SADDLE 0F8095 PIPE EXHAUST OUTLET 0F7172 PIPE EXH INLET MFLR SIDE 2.5L 0E3257 SCREW HWHTF M6-1.0 X 16 0F7382 PIPE EXH INLET MANIFLD SIDE 2.5 0C6119 BOLT U 5/16-18 X 2-1/4 036434 BOLT U 5/16-18 X 2.09 036449 SADDLE 2 INCH 022129...
  • Page 52 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 Power Systems, Inc. will, at its option, repair or replace any part(s) which, upon examination, inspection, and testing by Generac Power Systems or an Authorized/Certified Generac Power Systems Dealer, or branch thereof, is found to be defective under normal use and service, in accordance with the warranty schedule set forth below.

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