Guardian 5281 Manuals

Manuals and User Guides for Guardian 5281. We have 2 Guardian 5281 manuals available for free PDF download: Diagnostic Repair Manual, Installation And Owner's Manual

Guardian 5281 Diagnostic Repair Manual

Guardian 5281 Diagnostic Repair Manual (151 pages)

Brand: Guardian | Category: Portable Generator | Size: 5 MB

Table of Contents

Electrical Formulas
2
Table of Contents
3
Specifications

6
- Generator
  6
- Stator Winding Resistance Values/Rotor Resistance
  6
- Engine
  7
- Fuel Consumption
  7
- Mounting Dimensions
  8
- Major Features
  10
Part 1 - General Information

11
- Generator Identification
  12
- Air-Cooled, Prepackaged
  12
- Prepackaged Installation Basics
  13
  - Introduction
    13
  - Selecting a Location
    13
  - Grounding the Generator
    13
  - The Fuel Supply
    13
  - The Transfer Switch / Load Center
    13
  - Power Source and Load Lines
    15
  - System Control Interconnections
    15
- Preparation before Use
  16
  - General
    16
  - Fuel Requirements
    16
  - Fuel Consumption
    16
  - Reconfiguring the Fuel System
    16
  - Engine Oil Recommendations
    18
- Testing, Cleaning and Drying
  19
  - Meters
    19
  - The vom
    19
  - Measuring AC Voltage
    19
  - Measuring DC Voltage
    19
  - Measuring AC Frequency
    19
  - Measuring Current
    20
  - Measuring Resistance
    20
  - Electrical Units
    21
  - Ohm's Law
    21
  - Visual Inspection
    22
  - Insulation Resistance
    22
  - The Megohmmeter
    22
  - Stator Insulation Resistance Test
    23
  - Rotor Insulation Resistance Test
    24
  - Cleaning the Generator
    24
  - Drying the Generator
    24
- Engine-Generator Protective Devices
  25
  - General
    25
  - Low Battery
    25
  - Low Oil Pressure Shutdown
    25
  - High Temperature Switch
    25
- Overspeed Shutdown
  25
- RPM Sensor Failure
  25
- Overcrank Shutdown
  26
- Operating Instructions
  27
- Automatic Operating Parameters
  30
  - Introduction
    30
  - Automatic Operating Sequences
    30
Part 2 - Ac Generators

31
Part 4 - DC Control

77
- Description and Components
  78
  - General
    78
  - Terminal Strip / Interconnection Terminal
    78
  - Transformer (TX)
    78
  - Circuit Board
    78
  - AUTO-OFF-MANUAL Switch
    82
  - 15 Amp Fuse
    82
- Operational Analysis
  84
- Troubleshooting Flow Charts
  98
- Diagnostic Tests
  105
  - Introduction
    105
    
    AUTO-OFF-MANUAL Switch
    105
  - Test 42 - Try a Manual Start
    105
  - Test 43- Test Auto-Off-Manual Switch
    105
  - Test 44 - Check Wire 15/15A/15B/239/0
    106
    
    Voltage
    106
  - Test 45 - Check 15 Amp Fuse
    107
  - Test 46- Check Battery
    107
  - Test 47 - Check Wire 56 Voltage
    108
  - Test 48- Test Starter Contactor Relay
    108
    
    (V-Twin Only)
    108
  - Test 49- Test Starter Contactor
    108
  - Test 50 - Test Starter Motor
    109
  - Test 51 - Check Fuel Supply
    111
    
    And Pressure
    111
  - Test 52 - Check Circuit Board
    112
    
    Wire 14 Output
    112
  - Test 53 - Check Fuel Solenoid
    113
  - Test 54- Check Choke Solenoid
    114
    
    (V-Twins Units Only)
    114
  - Test 55 - Check for Ignition Spark
    115
  - Test 56 - Check Spark Plugs
    116
  - Test 57- Check Engine / Cylinder Leak down Test / Compression Test
    116
  - Test 58 - Check Shutdown Wire
    117
  - Test 59 - Check and Adjust
    118
    
    Ignition Magnetos
    118
  - Test 60- Check Oil Pressure Switch
    119
    
    And Wire 86
    119
  - Test 61 - Check High Oil
    120
    
    Temperature Switch
    120
  - Test 62 - Check and Adjust Valves
    121
  - Test 63 - Check Fuel Regulator
    121
    
    (7 Kw Natural Gas Units Only)
    121
  - Test 64 - Check Battery Charge Output
    122
  - Test 65 - Check Transformer (TX)
    122
    
    Voltage Output
    122
    
    Battery Charger
    123
    
    Test 66 - Check AC Voltage at Battery Charger
    123
  - Test 67 - Check Battery Charge Relay
    124
    
    Relay (BCR)
    124
  - Test 68 - Check Battery Charge
    124
    
    Winding Harness
    124
  - Test 69 - Check Battery Charger Wiring
    125
    
    Test 70 - Check Wire 18 Continuity
    125
    
    Test 71 - Check N1 and N2 Voltage
    125
    
    At the Circuit Board
    126
    
    Test 72 - Check Utility Sensing Voltage
    126
    
    Test 73 - Test Set Exercise Switch
    126
    
    Test 75 - Check Battery Voltage Circuit
    126
    
    Test 76 - Check Cranking and Running Circuits
    126
    
    (V-Twin Units Only)
    128
    
    Test 77 - Test Exercise Function
    128
    
    Test 78 - Check Dip Switch Settings
    128
    
    Test 79 - Check Idle Control Transformer
    128
    
    Test 80 - Check LC1 & LC2 Wiring
    128
    
    Primary Wiring
    129
    
    Test 81 - Check Idle Control Transformer
    129
Part 5 - Operational Tests

131
- System Functional Tests
  132
  - Introduction
    132
  - Manual Transfer Switch Operation
    132
  - Electrical Checks
    132
  - Generator Tests under Load
    133
  - Checking Automatic Operation
    134
  - Setting the Exercise Timer
    134
Part 6 - Disassembly

135
- Major Disassembly
  136
  - Front Engine Access
    138
  - Torque Requirements
    138
    
    (Unless Otherwise Specified)
    138
Part 7 - Electrical Data

139
- Models 005241 & 005281
  139
- Models 005242 & 005282
  139
- Models 005243 & 005283
  139
- Models 005240 & 005280
  140
- Drawing 0F7821 Wiring Schematic, 7 Kw HSB Models 005240 & 005280
  142
- Models 005244 & 005284
  144
- Models 005244 & 005284
  146
- Circuit/16 Circuit
  148
- Schematic
  149
- Circuit/16 Circuit
  149

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Guardian 5281 Installation And Owner's Manual

Guardian 5281 Installation And Owner's Manual (72 pages)

7, 10, 13 and 16kW Air-cooled, Automatic Standby Generators

Brand: Guardian | Category: Portable Generator | Size: 7 MB

Table of Contents

Introduction
2
- Read this Manual Thoroughly
  2
- Contents
  2
- Operation and Maintenance
  2
- How to Obtain Service
  2
- Table of Contents
  3
Safety Rules
4
- Standards Index
  5
Section 1 - General Information
6
Unpacking/Inspection
6
Protection Systems
6
NEC Requirement for Arc Fault Circuit Interruption Breaker for Bedrooms
6
The Generator
7
Specifications
8
System Set LED
9
Fuel Requirements and Recommendations
9
Fuel Consumption
9
Reconfiguring the Fuel System
10
Location
11
Battery Requirements
12
Battery Installation
12
The Battery
13
Section 2 - Post Installation Start-Up and Adjustments
14
Before Initial Startup
14
Check Transfer Switch Operation
14
Electrical Checks
15
Generator Tests under Load
15
Checking Automatic Operation
16
Adjusting the Fuel Regulator - 7Kw (Natural Gas Only)
16
Engine Governor Adjustment
17
Voltage Regulator Adjustment
17
Section 3 - Operation
18
Using the AUTO/OFF/MANUAL Switch
18
Automatic Transfer Operation
18
Sequence of Automatic Operation
19
Manual Transfer Operation
19
Setting the Exercise Timer
20
Protection Systems
20
Section 4 - Maintenance
22
Fuses
22
Checking the Engine Oil Level
22
Changing the Engine Oil
23
Changing the Engine Air Cleaner
23
Spark Plug(S)
24
Battery Maintenance
25
Adjusting
25
Valve Clearance
25
Cooling System
26
Attention after Submersion
26
Corrosion Protection
27
Out of Service Procedure
27
Service Schedule
28
Section 5 - Troubleshooting
29
Troubleshooting Guide
29
Section 6 - Notes
30
Section 7 - Electrical Data
31
Section 8 - Exploded Views and Parts Lists
42
Section 9 - Mounting Dimensions
68
Section 10 - Warranty
70

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