Hobart 90 C 20 Manuals

Manuals and User Guides for Hobart 90 C 20. We have 1 Hobart 90 C 20 manual available for free PDF download: Operation And Maintenance Manual

Hobart 90 C 20 Operation And Maintenance Manual (224 pages)

ENGINE-DRIVEN GENERATOR SET

Brand: Hobart | Category: Inverter | Size: 5.96 MB

Table of Contents
9
Chapter 1 . Description/Operation

17
Section 1. Description

17
- General
  
  17
- Orientation
  
  17
- Special Features
  
  17
  - A.protective Monitor
    19
  - B.pull-Out Trays
    19
  - C.voltage Regulator
    19
  - D.test Circuitry
    19
  - E.electric Governor
    19
  - Roll-Out" Feature (Tow Tractor-Mounted Unit)
    19
- Identification
  
  21
  - General
    21
- Optional Equipment
  
  22
  - Trailer
    22
  - Transformer-Rectifier
    22
  - Truck
    22
  - Second Output and Control Box
    22
  - Quick Start Kit
    22
- Canopy
  
  22
- Engine, Generator, and Controls Assembly
  
  23
  - Basic Engine
    23
  - Engine Manufacturer's Equipment
    23
  - Hobart Engine Equipment
    25
    
    (A) Magnetic Pickup
    25
    
    (B) Control Unit
    25
    
    (C) Actuator
    25
    
    Electric Governor System
    25
    
    Engine Electrical System
    25
    
    Engine Protective Devices
    25
    
    Air Cleaner
    26
    
    Exhaust System
    28
    
    Radiator
    28
- Generator
  
  29
  - (A) Resistors
    29
  - (B) Generator Output Monitors (Meters)
    30
  - (C) Meter and Line Switches
    31
  - (D) Receptacle Connector
    32
  - (E) Tray
    32
  - (F) Manual Voltage Control
    32
  - (G) Excitation-Deenergization Relay
    32
  - (F) Resistor
    34
  - (G) Fuse-Interlock Relay
    35
  - (K) Auxiliary Underfrequency Relay
    35
- Engine Control Panel
  
  39
  - Air Cleaner Indicator
    39
  - Test Receptacle Connector
    39
- Voltage Regulator
  
  40
- Power Module Panel Assembly
  
  42
  - Load Contactor
    42
  - Overload Module
    42
  - Rectifier
    42
Test Box

43
- Description
  43
- Theory of Operation
  44
Storage, or Shipping

45
Preparation for Use

45
- General
  
  45
- Inspection/Check
  
  45
  - (A) Fuel
    45
  - (B) Engine Coolant
    46
  - (C) Engine Lubricating Oil
    46
- Installing Output Cables
  
  46
- Units Are Generally Shipped Without Generator Set-To-Aircraft Cables. 1-2
  
  46
- Preparation for Storage
  
  48
  - General
    48
  - Temporary Storage
    49
  - Long Time Storage (over 30 Days)
    49
- Preparation for Shipment (Tractor-Mounted Units Only)
  
  50
Section 3. Operation

51
- General
  
  51
- Operating the Generator Set
  
  51
- Test Box Operation
  
  57
- Transformer-Rectifier Operation
  
  58
  - Direct Current Power Delivery
    58
  - Simultaneous 28.5-V DC and 115-V AC Power Delivery
    58
- Trailer Operation
  
  59
  - Towing
    59
  - Parking
    59
  - Service Information
    66
Chapter 2. Service

67
Section 1. Maintenance

67
- General
  
  67
- Operation of Roll-Out Feature (for Tractor-Mounted Units Only)
  
  67
  - Roll Generator-Set out for Service
    67
  - Roll Generator-Set in to Normal Position
    67
- Inspection
  
  67
- Engine
  
  69
  - Lubrication Schedule
    69
  - Oil Specification
    69
  - Oil Viscosity
    69
  - Changing Engine Oil
    70
  - Changing Engine Oil Filter
    70
- Lubrication
  
  69
  - General
    69
  - Generator
    69
  - Generator Controls
    69
- Starter
  
  70
Air Cleaner Service

71
- Cartridge Removal
  
  71
- Cartridge Installation
  
  71
Engine Fuel

72
- Fuel Filter
  
  72
Engine Cooling System

72
- General
  
  73
- Radiator Cap
  
  73
  - Removal
    73
  - Installation
    73
- Warm Weather Operation
  
  73
- Cold Weather Operation
  
  73
- Draining the Cooling System
  
  74
- Cleaning the Cooling System
  
  75
- Cleaning the Radiator Core
  
  75
- Filling the Cooling System
  
  75
Generator Maintenance

76
- Cleaning
  
  76
- Adjustment
  
  76
Drive Belts

76
- Checking Belt Tension
  
  76
- Belt Adjustment
  
  76
Trailer, Truck and Battery Maintenance

76
Service Helps

77
- Wiring
  
  77
- B.control Box Trays
  
  77
- Generator Exciter
  
  78
- Engine Control Panel
  
  79
Section 2. Inspection/Check

81
General

81
Engine

81
- Fuel (See Fig. 1 for Time Schedules)
  
  81
- Lubrication
  
  81
  - Coolant
    81
  - V-Belts
    81
  - Exhaust System
    81
- Electrical System (12-V DC)
  
  83
  - Lights
    83
  - Fuses
    83
  - Wiring and Connections
    83
- Electrical System (115-V AC)
  
  84
  - Monitoring Instruments
    84
  - Indicating Lights
    84
  - Protective Modules
    84
  - Wiring and Connections
    84
- Trailer and Truck
  
  85
Section 3. Adjustment/Test

87
- General
  
  87
- Generator Set Test
  
  87
  - Pre-Operational Test Procedures
    87
  - Operational Test Procedures
    91
- Generator Set Adjustment
  
  96
- Generator and Exciter Test
  
  102
- Diode Test
  
  103
  - Disconnect Diode Lead(S)
    103
Chapter 3. Troubleshooting

105
- Procedures
  
  105
- General
  
  105
- Trouble Shooting Chart
  
  105
- Equipment for Troubleshooting
  
  106
- Safety
  
  106
- Parts Replacement
  
  106

Hobart Categories

Welding System Mixer

Dishwasher Kitchen Appliances Portable Generator

More Hobart Manuals

Hobart 90 C 20 Manuals

Hobart 90 C 20 Operation And Maintenance Manual (224 pages)

Table of Contents

Chapter 1 . Description/Operation

Section 1. Description

General

Orientation

Special Features

Identification

Optional Equipment

Canopy

Engine, Generator, and Controls Assembly

Generator

Engine Control Panel

Voltage Regulator

Power Module Panel Assembly

Test Box

Storage, or Shipping

Preparation for Use

General

Inspection/Check

Installing Output Cables

Units Are Generally Shipped Without Generator Set-To-Aircraft Cables. 1-2

Preparation for Storage

Preparation for Shipment (Tractor-Mounted Units Only)

Section 3. Operation

General

Operating the Generator Set

Test Box Operation

Transformer-Rectifier Operation

Trailer Operation

Chapter 2. Service

Section 1. Maintenance

General

Operation of Roll-Out Feature (for Tractor-Mounted Units Only)

Inspection

Engine

Lubrication

Starter

Air Cleaner Service

Cartridge Removal

Cartridge Installation

Engine Fuel

Fuel Filter

Engine Cooling System

General

Radiator Cap

Warm Weather Operation

Cold Weather Operation

Draining the Cooling System

Cleaning the Cooling System

Cleaning the Radiator Core

Filling the Cooling System

Generator Maintenance

Cleaning

Adjustment

Drive Belts

Checking Belt Tension

Belt Adjustment

Trailer, Truck and Battery Maintenance

Service Helps

Wiring

B.control Box Trays

Generator Exciter

Engine Control Panel

Section 2. Inspection/Check

General

Engine

Fuel (See Fig. 1 for Time Schedules)

Lubrication

Electrical System (12-V DC)

Electrical System (115-V AC)

Trailer and Truck

Section 3. Adjustment/Test

General

Generator Set Test

Generator Set Adjustment

Generator and Exciter Test

Diode Test

Chapter 3. Troubleshooting