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Water Heater
PVI Industries
manual Series, PV500-44U06/12
Models:
PV500-44U
1
9
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Troubleshooting
Specification
Install
Error messages
Replacement Parts
Maintenance
Problem
Burner Assembly
14.5Startup Procedure
Fault Mode
Page 9
Image 9
300 SERIES
9
PV500-44U
06/12
Page 8
Page 10
Page 9
Image 9
Page 8
Page 10
Contents
INSTALLATION & MAINTENANCE MANUAL
POWER VT PLUS WATER HEATER
PV500-44U06/12
2.Standard Features and Equipment
TABLE OF CONTENTS 1.Safety Considerations
4.Water Heater Installation
3.Product Descriptions
15.Troubleshooting Guide 16.Replacement Parts
10.Operating and Safety Controls
17.Periodic Maintenance
18.Recommended Maintenance Schedule
1 SAFETY CONSIDERATIONS
PRODUCT SAFETY INFORMATION
PV500-44U06/12
HOMES FOR THE PHYSICALLY HANDICAPPED
HOMES FOR THE MENTALLY HANDICAPPED
HOSPITALS AND NURSING HOMES
ELDER CARE FACILITIES AND REST HOMES
2.2Pressure Vessel
2 STANDARD FEATURES AND EQUIPMENT 2.1Performance
2.3Heat Exchanger
2.4Codes and Standards
PV500-44U06/12
125 SERIES
PV500-44U06/12
250 SERIES
PV500-44U06/12
300 SERIES
4.1Checking Equipment Before You Install
4 WATER HEATER INSTALLATION
4.2Codes
4.3Electrical Requirements
4.6Clearances To Combustible Surfaces
4.5Service Clearances
5 GENERAL PIPING GUIDELINES
5.1Inlet and Outlet Connections
PV500-44U06/12
SINGLE WATER PIPING
TWO WATER HEATERS WITH REVERSE RETURN PIPING
6CONDENSATE DRAIN, TRAP & DISPOSAL
PV500-44U06/12
6.1Condensate Neutralization System optional
Optional Condensate Neutralization System
PV500-44U06/12
7.1Gas Train and Controls Certification
7GAS SUPPLY AND PIPING
7.2Gas Control Trains
7.3Inlet Pressure
MULTIPLE UNIT INSTALLATIONS GAS PIPING SIZE CHART
SINGLE UNIT INSTALLATION SUGGESTED PIPE SIZE
Maximum Capacity for Natural Gas
MBTU/HR Based on 0.5 W.C. Pressure Drop
8COMBUSTION AND VENTILATION AIR
7.7Gas Connection
8.1Equipment Located In Confined Spaces
∙All Air From Outdoors
Maximum Air Inlet Duct Equivalent Length
Remote Air Duct Specifications
Duct Size
6” Duct
9.2Venting the Power VT Plus
9.1Venting the Power VT Plus “SANI” models
Vertical Remote Air
Horizontal Remote Air
Volume cfm
Venting Specifications
Maximum Category IV Vent Equivalent Length
Vent Size
PV500-44U06/12
9.5Vertical or Horizontal Vent Termination
10.1Temperature and Pressure Relief Valves
10OPERATING AND SAFETY CONTROLS
9.6Combining Category IV Vents
Conventional Venting
10.3High Water Temperature Limit Control
10.2Operating Temperature Control
10.4Cathodic Protection
10.5Electronic Low Water Cut-OffOptional
11.1Principle Of Operation
11 TEMPTRAC ELECTRONIC CONTROLLER PANEL
11.2Lower LED Readout
11.3Upper LED Readout
11.6To Change The Setpoint
11.5To View The Setpoint
11.7To Change Other Parameters
PV500-44U06/12
ALARM
11.8LED Display Alarm Messages
RESULTS OF ALARM CONDITION
CAUSE
PV500-44U06/12
13SEQUENCE OF OPERATION 1.Incoming 120VAC
FAULT MODE
7.Loss of Flame Signal
LED INDICATION
PV500-44U06/12
14 INITIAL STARTUP
14.5Startup Procedure
14.1Initial Startup Requirements
14.2Tools and Instrumentation Required
13.Turn-offmain gas shutoff valve
16.Turn-onmain gas shutoff valve
PV500-44U06/12
PV500-44U06/12
PVI Industries customer service for assistance
Gas Train Illustration for Models 65 through
Gas Train Illustration for Models 40 through
PV500-44U06/12
Optional components may not be shown
Problem
15 TROUBLESHOOTING GUIDE
Probable Cause
Corrective Action
REPLACEMENT PARTS
16 REPLACEMENT PARTS
PV500-44U06/12
PV500-44U06/12
16.1 Control Panel
16.2Control Panel Components
Contact factory for more information
Optional components may not be included
PV500-44U06/12
16.3 Burner Assembly
Optional components may or may not be shown
PV500-44U06/12
Contact factory for more information
16.4Burner Assembly Components
PV500-44U06/12
Optional components may not be included
PV500-44U06/12
17PERIODIC MAINTENANCE
PV500-44U06/12
i.Cycle unit and test to verify all safety and operating controls are properly functioning and the burner top plate flange is free of leaks
1.Annual Maintenance
18RECOMMENDED MAINTENANCE SCHEDULE
3.Monthly Maintenance
4.Daily Maintenance
PV500-44U06/12