Carrier 69UG15 manual Auto RE-START Option

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REMEDY/

CONDITION

POSSIBLE CAUSE

REFERENCE

 

 

SECTION

3.3 ALTERNATING CURRENT GENERATOR (CONTINUED)

 

 

 

 

 

Generator overloaded

Check

 

Clogged ventilating screens

Clean

 

High temperature surrounding generator

Section 4.4.5

Overheating

Insufficient air circulation

Section 4.5.1

 

Unbalanced load

Balance

 

Dry bearing

Section 4.5.1/

 

 

4.5.3

 

 

 

 

Bad bearing

Section 4.5.1/

 

 

4.5.3

 

Rotor scrubbing on stator

Section 4.5.1/

Mechanical Noise

Loose laminations

4.5.3

 

Section 4.5.4/

 

 

Replace

 

Loose or misaligned coupling

Section 4.5.4

 

 

 

 

Static charge

Check ground to

Generator frame produces shock

 

frame

when touched

Grounded armature of field coil

Section 4.5.4/

 

 

Replace

 

 

 

3.4 AUTO RE-START OPTION

 

 

 

 

 

 

Wait 30 seconds for intake heater to be activated

Wait

 

Coolant level below the low coolant sensor

1.10.j.

 

Relay defective

Check/Replace

 

Ignition switch defective

Check/Replace

 

 

Switch

When the Ignition switch is placed in

3 amp Fuse is bad

Check and

the RUN position, nothing happens--

 

Replace Fuse

no lights illuminate

Loose connector on module

Tighten

 

 

connector

 

Auto restart module is bad

Check for 12

 

 

volts at Pin 4/

 

 

Replace module

 

Miswired connectors

Check/Correct

 

 

wiring

 

 

 

Alarm sounds, but engine does not

No voltage at Pin 2 of the connector

Trace/Correct

Check Starter Solenoid

See 3.1.1

crank

Auto restart module is bad

Replace module

 

 

 

 

Engine starts, but the starter does

Speed Sensor wiring loose

Check/Correct

Speed Sensor is bad

Replace

not disengage

Auto restart module is bad

Replace module

 

 

 

 

3--5

T-343

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Contents Operation and Service Model 69UG15 Table of Contents Table of Contents List of Tables List of IllustrationsTable Number Safety Summary Specific Warning and Caution Statements Section Description Configuration IdentificationIntroduction PID Volt Generator Set343 Engine Engine Screw ThreadsBattery Charger Operating Controls and InstrumentsIntroduction Control Panel and Related Components a. Gauges and SendersSafety Devices Manual SwitchesMeters Customer Specific Control Panel and Box Auto Restart Preset Values Indicator Description Auto Restart SequencingIntake Engine Series FuelAuto Restart Sequencing Intake Engine Series Unit Specifications Intake HeaterGenerator Nominal Tank Sizes Fill Capacity Draw CapacityOutdoor Temperature Centigrade Engine DataSAE Winter SummerGenerator SET Installation OperationTypical Generator Set Mounting Quick Mount Generator SET RemovalStarting and Stopping Instructions Cold Engine Preheat TimesControl Circuit Operation Section Troubleshooting RemedyCondition Possible Cause Reference Section Diesel Engine Engine Will Not StartCondition Possible Cause Reference Section Engine Will Not Shut OffStarter Motor Malfunction Malfunction In The Engine Starting CircuitMiscellaneous Engine Troubleshooting Battery Charger Solid StateAlternating Current Generator Auto RE-START Option Remedy Preventative Maintenance Schedule Section Service and Preventive MaintenanceBattery Service Interval Units Description of Procedure UnitsEvery 1000Interval Units HoursServicing Low Oil Pressure Switch Servicing Heater Switch 1. Remove control box coverAttempt to Adjust Engine Speed Preventative Maintenance and Operating Precautions Engine Crankcase BreatherServicing the Alternating Current Generator CoolingTerminal Strip Cleaning Winding Insulation TestingWire Ohm Rotor DamageBearing Replacement Diode TestingTerminals see Figure Truss Frame Unidrive Bolt IsolatorGenerator Install Mount With Large Flare AT TOP Frame Engine Isolator/Shockmount ReplacementBolt Shockmount Engine & Generator SHOCKMOUNTS/ISOLATORS TOP View Unidrive Torque RequirementsEngine Mount Right Side View Section Schematics Schematic Diagram LegendSchematic Diagram Schematic Diagram 460 Volt Alternating Current Generator Schematic Diagram 230 Volt Alternating Current Generator Based On Drawing 62-11413-00 Rev a Schematic Diagram Schematic Diagram 460 Volt Alternating Current Generator Index Index