PVI Industries PV500-45C manual Troubleshooting Guide, Problem Probable Cause Corrective Action

Page 32

15 TROUBLESHOOTING GUIDE

Problem

Probable Cause

Corrective Action

 

Power Supply

Check fuse and/or circuit breaker. Check voltage at

 

120/24V step-down transformer.

 

 

 

On-Off Switch

Check if On-Off switch is lighted

 

Temperature Control

Check that the operating temperature control is set

 

higher than the temperature of the water heater.

 

 

 

Flame Safeguard Control

Check for bad ground or bad control. Replace if

 

necessary.

 

 

 

Remote enable/disable open

Enable water heater or place jumper between

 

terminals R1-R2.

 

 

 

 

Check if fan connection terminals on flame control

 

 

is closed

Starting or Pre-purge

Combustion Air blower

Check for 24V at field access terminal C2. Remote

Failure

 

interlock may be open.

 

 

Fan VFD may be defective. Verify proper voltage.

 

 

Check switch contacts are closed.

 

 

Check for 24V at the N.O. side of air switch

 

Air-proving Switch

Check for 24V at the common side of air switch

 

 

Check for proper blower pressure setting – adjust if

 

 

required. Air switch may be defective.

 

Blocked Filter Switch

Check for 24V at the N.C. side of the blocked filter

 

(if equipped)

switch. Replace filter or switch as required.

 

Flame Control Pressure Switch

Check for 24V at the pressure switch terminal.

 

Loose Wire Connections

Check connections to all components

 

Power Supply

Check fuse and/or circuit breaker. Check voltage at

 

120/24V step-down transformer.

 

 

 

Flame Safeguard Control

Check for bad ground or bad control. Replace if

 

necessary.

 

 

 

 

Check amp draw during heat-up. Replace if amps

 

Hot Surface Igniter

greater than 3.1A. Check for overheating condition

 

 

due to damaged refractory around igniter.

Flame Failure

Air-proving Switch

Check if switch is bouncing. Adjust or replace.

Gas Pressure

Check for proper inlet static and dynamic gas

 

 

pressure.

 

 

 

Combustion

Inadequate flame signal may result from improper

 

combustion. Adjust to proper CO2 levels at low fire.

 

 

 

Grounding

Check for proper ground from flame control to

 

burner housing.

 

 

 

Safety Limits

Check all safety limits for fault condition and correct

 

as required.

 

 

32

PV500-45C 06/12

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Contents Installation & Maintenance Manual Table of Contents Operating and Safety Controls Troubleshooting Guide Replacement PartsTemptrac Electronic Controller Panel Remote Connections Terminal StripSafety Considerations Product Safety InformationBelow scalding temperatures Standard Features and Equipment Series Series Series Water Heater Installation Checking Equipment Before You InstallCodes Electrical RequirementsService Clearances Clearances To Combustible SurfacesGeneral Piping Guidelines Inlet and Outlet ConnectionsPV500-45C 06/12 PV500-45C 06/12 Optional Condensate Neutralization System Convert Fittings to Equivalent Straight Pipe GAS Supply and PipingInlet Pressure NAT. GAS Single Unit Installation Suggested Pipe Size Multiple Unit Installations GAS Piping Size ChartNominal Iron Length of Pipe in Straight Feet InchesCombustion and Ventilation AIR Duct Fitting Equivalent Length Duct Pipe Vertical or Horizontal Remote Air Duct TerminationMaximum Category IV Vent Length Equivalent Length VentingVenting the Tricon Vent Fitting Equivalent Length Vent Pipe Combining Category IV VentsOperating and Safety Controls Temperature and Pressure Relief Valve sElectronic Low Water Cut-Off Optional High Water Temperature Limit ControlCathodic Protection Temptrac Electronic Controller Panel SETDown ClockTo Change Other Parameters To View The SetpointTo Change The Setpoint LED Display Alarm Messages Alarm Cause Results of Alarm Condition MessageRecommended Action Remote Connections Terminal StripSequence of Operation Incoming 120VACLoss of Flame Signal LED Indication Fault ModeInitial Startup Turn-on main gas shutoff valve PV500-45C 06/12 Gas Train Illustration for Models 40 through Gas Train Illustration for Models 65 throughTroubleshooting Guide Problem Probable Cause Corrective ActionReplacement Parts Replacement PartsControl Panel Contact factory for more information Burner Assembly Optional components may or may not be shown Contact factory for more information Item No Qty PVI Part No DescriptionPeriodic Maintenance PV500-45C 06/12 Recommended Maintenance Schedule PV500-45C 06/12 PV500-45C 06/12

PV500-45C specifications

PVI Industries has positioned itself as a leader in power generation solutions, and among its remarkable offerings is the PV500-45C, a sophisticated generator that caters to a wide array of industrial applications. The PV500-45C is notable for its robust design and cutting-edge technology, aligning perfectly with the demands of both commercial and residential projects.

One of the standout features of the PV500-45C is its high-performance engine, which ensures reliable power delivery even in the most challenging environments. The unit is equipped with a powerful 500 kW engine that operates efficiently, offering significant output while minimizing fuel consumption. This engine is built for longevity and durability, providing users with peace of mind and lower maintenance costs over time.

The PV500-45C employs advanced sound attenuation technology, making it one of the quietest generators in its class. This feature is particularly beneficial for applications in noise-sensitive areas, such as hospitals, schools, and residential neighborhoods. The generator is designed to meet strict emissions regulations, making it an environmentally friendly choice that adheres to local and international standards.

Another hallmark of the PV500-45C is its intelligent control system. The generator is outfitted with a state-of-the-art digital control panel that allows for seamless integration with existing power systems. This panel features real-time monitoring and diagnostics capabilities that help operators keep track of performance metrics and address potential issues before they escalate.

In terms of connectivity, the PV500-45C offers versatile options, including remote monitoring features that let users manage the generator from anywhere. This is particularly advantageous for businesses that require constant power availability, as it enables quicker responses to any technical difficulties.

The PV500-45C's design also prioritizes ease of maintenance. Key components are easily accessible, reducing downtime for repairs or servicing. The generator’s robust construction ensures it can withstand harsh environments, making it suitable for various applications including construction sites, agricultural tasks, and emergency power supply.

Overall, the PVI Industries PV500-45C is an exemplary model of modern generator technology, offering a blend of power, efficiency, and user-friendly features that cater to a diverse range of needs. Its performance and reliability make it an ideal choice for those seeking a high-quality power generation solution.
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