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Water Heater
Raypak
122-322 manual
Models:
122-322
1
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44 pages
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Install
Wiring Diagram-Models
Parts Replacement
Maintenance
Venting Configurations
High Limit Manual Reset
Blower Adjustment
Safety
Electrical Power Connections
Flow Switch
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Contents
INSTALLATION & OPERATING INSTRUCTIONS
WHAT TO DO IF YOU SMELL GAS
Do not try to light any appliance
Models 122-322Types H, WH & P
Page
MAINTENANCE
CONTENTS
BEFORE INSTALLATION
GENERAL SAFETY
WARNINGS - Pay Attention to These Terms
DANGER
WARNING - CALIFORNIA PROPOSITION
Product Receipt
BEFORE INSTALLATION
Installations at Elevation
Model Identification
Fig. 2 Component Locations-LeftSide
Component Locations
Fig. 1 Component Locations-Back
Fig. 3 Component Locations-Front
General Information
GENERAL SAFETY
Time/Temperature Relationships in Scalds
Indoor Installations
INSTALLATION
Installation Codes
Equipment Base
TOP VIEW
Outdoor Installations
FRONT VIEW
Heater
Conventional Combustion Air Supply
U.S. Installations
Combustion and Ventilation Air
Indoor Units
General
Canadian Installations
Water Piping
Relief Valve Piping
Low Temperature System
Hydronic Heating
Hydrostatic Test
Temperature & Pressure Gauge
Fig. 10 Dual Boiler-Primary/SecondaryPiping
Air-Separation/ExpansionTank
Domestic Hot Water Piping
Piping-HeatingBoilers
Three-WayValves
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Automatic Chlorinators and Chemical Feeders
Pool Heating
Gas Supply
Winterizing Your Heater
Gas Supply Connection
Gas Supply Pressure
Gas Pressure Regulator
Surge Protection
Electrical Power Connections
Check the Power Source
Making the Electrical Connections
Electrical Connections-DomesticHot Water
General
Venting
TANKSTAT AS SHOWN IN THE DIAGRAM ABOVE
SINGLE STAGE TANKSTAT STAGE CONNECTION
Barometric Damper
Support of Vent Stack
Vent Terminal Location
U.S. Installations1
Canadian Installations2
Table I Vent/Air Inlet Termination Clearances
US Installations
Canada Installations
Venting Installation Tips
Venting Configurations
Natural Draft Vertical Vent Termination
Certified
Model
Appliance
Vent Size
Horizontal Thru-wallDirect Vent Termination
36 MIN
12 MIN
Horizontal Thru-wallDirect Vent Termination
Min./Max
Outdoor Installation
Vertical Direct Vent System Installation
Vertical Direct Vent Termination
High Limit Manual Reset
CONTROLS
Ignition Control Module
Flow Switch
Low Water Cut Off Optional
WIRING DIAGRAM-MODELS
PRE-START-UP
For Your Safety Read Before Lighting
Check Power Supply
INITIAL START-UP
Blower Adjustment
Main Burner Adjustment
Safety Inspection
Start-Up
Follow-Up
POST START-UPCHECK
OPERATION
Operating Instructions
To Turn Off Gas To Appliance
MAINTENANCE
Suggested Minimum Maintenance Schedule
Yearly Beginning of each heating season
Monthly
APPENDIX
Inside Combustion Air Contamination
Quarterly
ADDITIONAL WARRANTY EXCLUSIONS
LIMITED PARTS WARRANTY COMMERCIAL BOILERS
HEAT EXCHANGER WARRANTY
PARTS REPLACEMENT
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