Hobart Jet-Ex 4D Operation And Maintenance Manual
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Hobart Jet-Ex 4D Operation And Maintenance Manual

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OM-2063
011091
123192
031993
Operation and Maintenance Manual
Jet-Ex 4D
Generator Sets
Series 7003A-3 and
Series 7003B-3
Hobart Brothers Company
Airport Systems Group
Ground Power Equipment
Troy, Ohio
U.S.A.

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Summary of Contents for Hobart Jet-Ex 4D

  • Page 1 OM-2063 011091 123192 031993 Operation and Maintenance Manual Jet-Ex 4D Generator Sets Series 7003A-3 and Series 7003B-3 Hobart Brothers Company Airport Systems Group Ground Power Equipment Troy, Ohio U.S.A.
  • Page 2 This page intentionally left blank.
  • Page 3 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Set Section 1. Safety Instructions and Warnings WARNING ELECTRIC SHOCK can KILL. Do not touch live electrical parts. ELECTRIC ARC FLASH can injure eyes, burn skin, cause equipment damage, and ignite combustible material.
  • Page 4 Om-2063 Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Set b. Output Cables and Terminals Inspect cables frequently for damage to the insulation and the connectors. Replace or repair cracked or worn cables immediately. Do not overload cables. Do not touch output terminal while equipment is energized.
  • Page 5 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Set EMERGENCY FIRST AID Call physician immediately. Seek additional assistance. Use First Aid techniques recommended by American Red Cross until medical help arrives. IF BREATHING IS DIFFICULT, give oxygen, if available, and have victim lie down.
  • Page 6 Om-2063 Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Set This page intentionally left blank Safety Warnings Revised Page 4 August 01/95...
  • Page 7 This manual contains operation and service information for 28.5 V DC Generator sets identified as Jet-Ex 4D. These units are available as stationary, skid- mounted units, or they may be trailer-mounted for portability. Both versions are available with 14 V DC output capability.
  • Page 8 A collection of manufacturer’s literature is supplied as part of the information package. If you have any questions concerning your Hobart Power Systems Group equipment, you are invited to contact our Service Department by mail, telephone, or FAX.
  • Page 9 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B / Generator Sets Table of Contents Chapter 1. Description/Operation Section 1. Safety Instructions and Warnings Section 2. Description General Special Features Orientation Identification Canopy Engine, Generator, and Controls General .
  • Page 10 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B / Generator Sets Preparation for Storage General ........... . 1-3 Temporary Storage .
  • Page 11 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B / Generator Sets Lubrication General ........... . 2-3 Lubrication Chart .
  • Page 12 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B / Generator Sets Chapter 4. Illustrated Parts List Table of Contents Section 1. Introduction General Purpose Arrangement Explanation of Parts List Contents ........... 4-1 Parts List Form .

  • Page 13: Table Of Contents

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B / Generator Sets List of Illustrations Chapter 1. Description/Operation Section 1. Safety Instructions and Warnings Section 2. Description Jet-Ex 4DP Generator Set ........1-2 Generator Set Components.
  • Page 14 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B / Generator Sets Generator Revolving Field Brushes ......2-3 Section 4.

  • Page 15: Section 2. Description

    3. Orientation The radiator end of the Jet-Ex 4D is the front. Right and left are determined by standing at the rear of the unit, facing it. The control panel is located at the rear.

  • Page 16: Jet-Ex 4Dp Generator Set

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets Jet-Ex 4DP Generator Set Figure 1 Chapter 1-2 Dec 31/92 Page 2...
  • Page 17 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets Unit with Trailer, Fenders & Cable Tray Length 75.5 inches (1918 mm) Width 58 inches (1473 mm) Height 63.75 inches (1632 mm) Weight (dry fuel tank)
  • Page 18 Engine (1) General The engine used in the Jet-Ex 4D generator set is a Perkins four-cylinder, four-stroke, direct injection diesel engine. It has a 236 cubic inch (3.86 liter) cylinder displacement and a 16:1 compression ratio. Engine firing order is 1-3-4-2.

  • Page 19: Generator Set Components

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets 1. Radiator 10. Fuel filter 19. Starter relay 2. Air cleaner 11. Throttle control solenoid 20. Frame 3. Muffler 12. Oil filter 21. Fuel tank support 4.

  • Page 20: Control Panel Assembly

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets 7. Generator The generator (9, Figure 2) is a multi-phase, synchronous salient pole, revolving field, AC generator whose output is rectified. The output is rectified by a rectifier assembly (6) made up of twelve rectifiers connected into a full wave configuration.
  • Page 21 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets 1. Oil Pressure Guage 11. Contactor Closed Switch 2. Tachometer 12. Contactor Closed Light 3. Water Temperature Guage 13. Speed Control Switch 4. Current Limit Control 14.

  • Page 22: Voltage Regulator Support

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets The panel lights switch (8, Figure 3) turns the lights (7) on and off. The engine start switch (16) is a momentary contact pushbutton which closes the starter relay (8, Figure 2) and cranks the engine.
  • Page 23 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets h. Overvoltage module The overvoltage relay (2) is a solid-state protective device on a printed circuit board. A normally closed relay in the circuit is wired into the load contactor coil circuit. An overvoltage condition causes the relay contacts to open, which in turn prevents the contactor from closing, or opens the load contactor and discontinues the power delivery.
  • Page 24 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets This page intentionally left blank Chapter 1-2 Dec 31/92 Page 10...

  • Page 25: Section 3. Preparation For Use, Storage Or Shipping

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Section 3. Preparation for Use, Storage or Shipping 1. Preparation for Use a. General The generator set is shipped with an empty fuel tank. After the fuel tank filled and the generator set inspected, the generator set is ready for use.

  • Page 26: Volt Output Terminal Panel: Specification 7003A-3

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets NOTE: Some operators may wish to add a second cable assembly with M5-25019 plug connector for starting aircraft such as Jetstar and Sabre liner.
  • Page 27 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Output Cable Connections: Specification 7003B-3 Figure 2 2. Preparation for Storage When a generator set is to be stored or removed from operation, special precautions should be taken to protect the internal and external parts from rust and corrosion.
  • Page 28 Long Time Storage (1) Engine Protection The Jet-Ex 4D generator set may be stored for long periods if the engine is given proper protection from rust and corrosion. Refer to the Perkins Diesel Users Handbook (Series 4.236) for proper procedures to be followed.

  • Page 29: Section 4. Operation

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Section 4. Operation 1. General This section contains information and instructions for the safe and efficient operation of the generator set. Operating instructions are presented in a step-by-step sequence of procedures to be followed in supplying power to an aircraft.

  • Page 30: Control Panel Assembly

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets 1. Oil Pressure Guage 11. Contactor Closed Switch 2. Tachometer 12. Contactor Closed Light 3. Water Temperature Guage 13. Speed Control Switch 4. Current Limit Control 14.
  • Page 31 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets CAUTION If the engine stalls or falters in starting, wait three or four seconds before re-engaging starter. This will prevent possible damage to starter or the engine.
  • Page 32 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets (3) Fuel Keep fuel storage tanks or drums as full as possible to avoid condensation of moisture from the air above the fuel. After filling or moving fuel containers, allow fuel to settle before using. Never draw fuel from the extreme bottom of the container.
  • Page 33 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets g. Operation in Extremely Dusty Conditions If unit is to be operated under dusty, out-of-door conditions, place in a sheltered area. Take advantage of any natural barriers which may offer protection from blowing dust. If the installation is more than temporary, erect a protection shield.
  • Page 34 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets This page intentionally left blank. Chapter 1-4 Dec 31/92 Page 6...

  • Page 35: Chapter 2. Servicing/Troubleshooting

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets Chapter 2. Servicing/Troubleshooting Section 1. Maintenance Inspection/Check 1. General To make certain that generator set is always in good operating condition, it must be inspected, maintained, and lubricated regularly and systematically.

  • Page 36: Inspection/Check/Maintenance Schedule

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3/ Generator Sets 10 hrs. 100 hrs. 200 hrs. 400 hrs. 800 hrs. Recommended Service Intervals Daily 2 Weeks 1 Month 2 Months 6 Months Engine Check oil level...
  • Page 37 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3 / Generator Sets Every month, check generator for amperage and voltage output. Blow out generator windings with compressed air, not over 25 psi (172 kPa) pressure or remove with a suction-type cleaner with a non-metalic nozzle.
  • Page 38 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Specs 7003A-3 and 7003B-3/ Generator Sets This page intentionally left blank Chapter 2-1 Dec 31/92 Page 4...

  • Page 39: Section 2. Troubleshooting Procedures

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Sets Section 2. Troubleshooting Procedures 1. General Troubleshooting is an orderly process of checking and eliminating possible causes of trouble until the exact cause of a trouble is found. As a rule, the best place to start looking for the cause of a trouble in a circuit is at the source of power.

  • Page 40: Generator Set Components

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets 1. Radiator 10. Fuel filter 19. Starter relay 2. Air cleaner 11. Throttle control solenoid 20. Frame 3. Muffler 12. Oil filter 21. Fuel tank support 4.

  • Page 41: Control Panel Assembly

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Sets 1. Oil Pressure Guage 11. Contactor Closed Switch 2. Tachometer 12. Contactor Closed Light 3. Water Temperature Guage 13. Speed Control Switch 4. Current Limit Control 14.
  • Page 42 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets 1. Excitation Rectifiers 2. Voltage Sensing Relay 3. Overvoltage Relay 4. Voltage Regulator 5. Voltage Regulator Fuse Voltage Regulator Support Figure 3 Chapter 2-2...
  • Page 43 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Sets Engine and Controls Trouble, Symptom and Condition Probable Cause Test, Check, and Remedy 1. Engine will not start. Starter a. Batteries discharged, sure Check battery connections and will not crank engine.
  • Page 44 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Engine and Controls (continued) Trouble, Symptom and Condition Probable Cause Test, Check, and Remedy Engine wll not start. Starter NOTE: If engine is overcharged...
  • Page 45 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Sets Engine and Controls (continued) Trouble, Symptom and Condition Probable Cause Test, Check, and Remedy Engine starts then stops when b. Choked fuel filter, restriction Check for these faults according...
  • Page 46 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Engine and Controls (continued) Trouble, Symptom and Condition Probable Cause Test, Check and Remedy 8. Engine Overheats. a. Dirt or sludge in Coolant Drain coolant, flush radiator, put in clean coolant.
  • Page 47 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Sets Generator and Controls Trouble, Symptom and Condition Probable Cause Test, Check, and Remedy 1. Generator will not build up a. Flashing power not Check as follows:...
  • Page 48 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Generator and Controls (continued) Trouble, Symptom and Condition Probable Cause Test, Check, and Remedy Generator will not build up g. Defective generator If check of the generator...
  • Page 49 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Sets Generator and Controls (continued) Trouble, Symptom and Condition Probable Cause Test, Check, and Remedy 5. Load contactor opens as soon a. Defective contactor close Connect a jumper lead between switch (S408) .
  • Page 50 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Generator and Controls (continued) Trouble, Symptom and Condition Probable Cause Test, Check, and Remedy Load contactor opens during b. Overvoltage relay (K403) Check overvoltage relay by power delivery.

  • Page 51: Lubrication Chart

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Section 2. Maintenance Procedures 1. General A suggested Maintenance Schedule is provided in Section 1 of this Chapter. Each step of the schedule is also covered in general in Section 1. This Section covers maintenance in more detail where necessary.
  • Page 52 OM-2063 / Operation and Maintenace Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Lubrication Chart Figure 1 (4) Change lubrication engine oil (100 hours) Oil should be changed after each 100 hours of engine operation. The generator set is equipped with an hourmeter which records actual engine operating time.

  • Page 53: Lubricants

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Symbol Name Specification Notes Grease, Automotive and Federal VV-G-632 Sinclair LItholene Industrial Industrial No.2; Mobile-Mobilplex 47 or equivalent. Oil, Engine, Heavy Duty MIL-L-46152 or See Perkins Engine User’s...

  • Page 54: Air Cleaner Cartridge Replacement

    OM-2063 / Operation and Maintenace Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets e. Remove filler cap on valve cover and refill crankcase with new, clean oil of proper specification and viscosity, ( see Para. 2, E, (2) and Figure 4) 7 quarts are required when oil filter is changed.

  • Page 55: Fuel/Water Separator

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets CAUTION DO NOT attempt to clean or re-use the old air cleaner cartridge. (5) Inspect the interior of the cleaner housing. Make certain that it is free from all foreign material.
  • Page 56 OM-2063 / Operation and Maintenace Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets (8) Spin the bowl/element assembly back onto the filter head. (9) Loosen the pump knob and prime the filter until fuel purges from the vent.
  • Page 57 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets (5) Keep battery terminal posts and lead cable connectors clean. WARNING Never allow sparks or open flame near batteries. avoid spilling electrolyte on hands or clothing.

  • Page 58: Generator Revolving Field Brushes

    OM-2063 / Operation and Maintenace Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets 8. Generator Maintenance a. General The only maintenance service required for the generator will be the cleaning and replacement of the brushes and cleaning the slip rings.

  • Page 59: Section 4. Adjustment/Test

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Set Section 4. Adjustment/Test 1. General The adjustments and test procedures presented below are required after major repairs, parts replacement, or long storage. 2. Testing the Generator Set Test values listed below will result when the generator set is operating properly.

  • Page 60: Operating Controls And Indicators

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets 1. Oil Pressure Gauge 11. Contactor Control Switch 2. Tachometer 12. Contactor Closed Light 3. Water Temperature Gauge 13. Speed Control Switch 4. Current Limit Control 14.

  • Page 61: Idle Speed Adjustment

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Set b. Operational Tests (1) Start the engine as described in 1-3; Para. 3 (a) , and let it warm at idle speed. (2) Inspect for oil, fuel and coolant leaks.

  • Page 62: Voltage Regulator Adjustment

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets (10) Disconnect the load bank and check the overvoltage protection by adjusting voltage regulator potentiometer R46 (1, Fig. 3) to increase the voltage. The overvoltage relay will trip and open the load contactor at 32 to 34 volts in 2 to 10 seconds.

  • Page 63: Chapter 3. Overhaul/Major Repair

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Set Chapter 3. Overhaul/Major Repair There is no overhaul or major repair information available other than what is mentioned in Chapter 2, Servicing/Troubleshooting. For repair information on the engine assembly, refer to the Perkin s User’s Manual.
  • Page 64 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Set This page intentionally left blank Chapter 3-1 Dec 31/92 Page 2...

  • Page 65: Chapter 4. Illustrated Parts List

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Chapter 4. Illustrated Parts List Table of Contents Section 1. Introduction Section 2. Vendor Codes Section 3. Illustrated Parts List Generator Set w/Portable Mounting ......2 Trailer w/Fenders and Cable Trays.
  • Page 66 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets This page intentionally left blank Chapter 4-1 Dec 31/92 Page 2...
  • Page 67 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Set Section 2. Vendor Codes 1. Explanation of Vendor Code List The following list is a compilation of vendor codes with names and addresses for suppliers of purchased parts listed in this publication.
  • Page 68 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Set Code Vendor’s Name and Address 3M915 General Fasteners Co., 11820 Globe Rd., Livonia, MI 48150 3S708 Tridon Tennessee, Inc., P.O. Box 65, Smyrna, TN 37167 31211 Motorola Automotive &...
  • Page 69 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Set Code Vendor’s Name and Address 71400 Bussman Div. of McGraw-Edison Co., 114 Old State Rd., St. Louis, MO 63178 74400 Hobbs Division of Stewart-Warner Corp., P.O. Box 19424,...
  • Page 70 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 / Generator Set This page intentionally left blank Chapter 4-2 Jan 10/91 Page 4...
  • Page 71 (2) “HOBART PART NUMBER” Column ALL part numbers appearing in this column are Hobart numbers. In all instances where the part is a purchased item, the vendor’s identifying five-digit code and his part number will appear in the “Nomenclature”...
  • Page 72 Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets (3) “AIRLINE PART NUMBER” Column This column will appear blank as sent from Hobart Brothers, Ground Power. However it may used for entering part numbers common to the individual customer.

  • Page 73: Section 3. Parts List

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Section 3. Parts List 1. Explanation of Parts List Arrangement The parts list is arranged so that the illustration will appear on a left-hand page and the applicable parts list will appear on the opposite right-hand page.

  • Page 74: Generator Set W/Portable Mounting

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Generator Set w/ Portable Mounting Figure 1 Chapter 4-3 Dec 31/92 Page 2...
  • Page 75 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 7003A-3 GENERATOR SET W/ PORTABLE MTG.
  • Page 76 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Trailer w/Fenders and Cable Trays Figure 2 Chapter 4-3 Dec 31/92 Page 4...

  • Page 77: Trailer W/Fenders And Cable Trays

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 181000-6 TRAILER W/FENDERS & CABLE TRAYS...

  • Page 78: Trailer Assembly

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Trailer Assembly Figure 3 Chapter 4-3 Dec 31/92 Page 6...
  • Page 79 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 181849 TRAILER ASSEMBLY (For NHA, See Fig. 2)
  • Page 80 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets This page intentionally left blank Chapter 4-3 Dec 31/92 Page 8...
  • Page 81 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 181849 TRAILER ASSEMBLY (CONTINUED) 3-36 85A-1027 .

  • Page 82: Canopy Assembly

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Canopy Assembly Figure 4 Chapter 4-3 Dec 31/92 Page 10...
  • Page 83 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 181852A CANOPY ASSY (For NHA See Fig. 1)
  • Page 84 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Generator Set without Canopy Figure 5 Chapter 4-3 Dec 31/92 Page 12...

  • Page 85: Generator Set Without Canopy

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 67 No Number GENERATOR SET WITHOUT CANOPY (For NHA See Fig. 1)
  • Page 86 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets This page intentionally left blank Chapter 4-3 Dec 31/92 Page 14...
  • Page 87 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART ITEM NO. PART NO. 1 2 3 4 5 6 7 (Continued) 403618-6 . BELT, FAN, V24161, No. 9002-2050 406149 .

  • Page 88: Control Panel

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Control Panel Figure 6 Chapter 4-3 Dec 31/92 Page 16...
  • Page 89 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 181851 PANEL , CONTROL, ASSY (For NHA See Fig. 1)

  • Page 90: P.c. Board Box Assembly

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets P.C. Board Box Assembly Figure 7 Chapter 4-3 Dec 31/92 Page 18...
  • Page 91 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 280691 BOX, PC BOARD, ASSY. (For NHA, See Fig. 6)

  • Page 92: Fuel Tank Support Assembly

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Fuel Tank Support Assembly Figure 8 Chapter 4-3 Dec 31/92 Page 20...
  • Page 93 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 281397 SUPPORT, FUEL TANK, ASSY. —- 489196-1 .

  • Page 94: Full Throttle Solenoid

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Full Throttle Solenoid Figure 9 Chapter 4-3 Dec 31/92 Page 22...
  • Page 95 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 489564 SOLENOID, FULL THROTTLE, ASSY. 9- 1 408557 .

  • Page 96: Battery Installation

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Battery Installation Figure 10 Chapter 4-3 Dec 31/92 Page 24...
  • Page 97 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 No Number BATTERY INSTALLATION (For NHA See Fig. 5) .

  • Page 98: Fuel System

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Fuel System Figure 11 Chapter 4-3 Dec 31/92 Page 26...
  • Page 99 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 No Number FUEL SYSTEM (For NHA See Fig. 5 )

  • Page 100: Filter, Fuel/Water Separator

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Filter, Fuel/Water Separator Figure 12 Chapter 4-3 Dec 31/92 Page 28...
  • Page 101 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 281972 FILTER, FUEL/WATER SEPARATOR ( For NHA See Fig. 11)

  • Page 102: Cooling System

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Cooling System Figure 13 Chapter 4-3 Dec 31/92 Page 30...
  • Page 103 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 No Number COOLING SYSTEM ( For NHA See Fig. 5 )
  • Page 104 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Water Heater Installation Kit Figure 14 Chapter 4-3 Dec 31/92 Page 32...

  • Page 105: Water Heater Installation Kit

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 180360 WATER HEATER INSTALLATION KIT 14- 1 408641 .

  • Page 106: Rectifier Assembly

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Rectifier Assembly Figure 15 Chapter 4-3 Dec 31/92 Page 34...
  • Page 107 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 281464 RECTIFIER ASSEMBLY (For NHA See Fig. 5)
  • Page 108 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Rectifier Assembly Figure 15A Chapter 4-3 Dec 31/92 Page 36...
  • Page 109 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 15A- 282235 RECTIFIER ASSY. (For NHA See Fig. 5)
  • Page 110 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets This page intentionally left blank. Chapter 4-3 Dec 31/92 Page 38...
  • Page 111 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 15A - 282235 RECTIFIER ASSY. (Continued)

  • Page 112: Brushholder Assembly

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Brushholder Assembly Figure 16 Chapter 4-3 Dec 31/92 Page 40...
  • Page 113 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 488784 BRUSHHOLDER, ASSY. (For NHA See Fig. 18)

  • Page 114: Lifting Yoke & Frame Assembly

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Lifting Yoke & Frame Assembly Figure 17 Chapter 4-3 Dec 31/92 Page 42...
  • Page 115 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 No Number FRAME, LIFTING YOKE ASSY.

  • Page 116: Generator Assembly

    OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Generator Assembly Figure 18 Chapter 4-3 Dec 31/92 Page 44...
  • Page 117 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets NOMENCLATURE FIGURE & HOBART AIRLINE ITEM NO. PART NO. PART NO. 1 2 3 4 5 6 7 281333 GENERATOR, ASSY. 18- 1 491784 .
  • Page 118 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets This page intentionally left blank Chapter 4-3 Dec 31/92 Page 46...
  • Page 119 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Section 4. Numerical Index 1. 1. Explanation of Numerical Index The purpose of this index is to assist the user in finding the illustration and description of a part when the part number is known.
  • Page 120 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Figure-Item No. Part Number Figure-Item No. Part Number 11-4 281301-3 11-10 355325-4 5-14 281321 11-11 355325-6 15-18 281323 5-16 359985 15-9 281324 5-38 361052-9...
  • Page 121 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Figure-Item No. Part Number Figure-Item No. Part Number 7-22 403055-2 5-13 408436 7-21 403056-4 408458 6-36 403091-5 408534 4-12 403091-9 408556 6-10 403127 408556-1...
  • Page 122 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Figure-Item No. Part Number Figure-Item No. Part Number 17-1 489151 10-6 491962-1 4-22 489156 5-22 492098 4-23 489158 18-13 493384-10 489167 18-13 493384-9 4-14...
  • Page 123 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Figure-Item No. Part Number Figure-Item No. Part Number 3-23 80A-1052 85A-1040 3-41 80A-1052 3-34 85A-1059 3-16 80A-1059 85B-1013 5-36 80A-1117 3-23 85B-1032 80LF508 18-10...
  • Page 124 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Figure-Item No. Part Number Figure-Item No. Part Number 14-5 W-10890-2 8-17 W-11254-4 5-29 W-10910-0 18-, 15A-35 W-11254-5 15-3, 15A-16 W-10931-3 W-11254-6 15-4, 15A-31 W-10933-3...
  • Page 125 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Chapter 5. Manufacturer’s Literature The following manufacturer’s literature can be found in the front cover of the manual: Perkins Users Handbook & Warranty Information: Perkins Engines, Inc.
  • Page 126 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets This page intentionally left blank Chapter 5-1 Dec 31/92 Page 2...
  • Page 141 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets Unusual Service Conditions This information is a general guideline and cannot cover all possible conditions of equipment use. The specific local environments may be dependent upon conditions beyond the manufacturer’s control. The manufacturer should be consulted if any unusual conditions of use exist which may affect the physical condition or operation of the equipment.
  • Page 142 OM-2063 / Operation and Maintenance Manual Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets This page intentionally left blank Unusual Service Conditions Dec 31/92 Page 2...

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