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992B-1262B manual
Models:
992B-1262B
1
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Troubleshooting
Install
Wiring Diagram - Models 992B-1262B
Parts Replacement
Warranty
Maintenance
Venting Configurations
Field Wiring Connection
High Limit Manual Reset
UDB Diagnostic Board
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Contents
Models 992B–2342B Types H, WH & P
INSTALLATION & OPERATING INSTRUCTIONS
Page
CONTENTS
Pay Attention to These Terms
WARNINGS
Installations at Elevation
BEFORE INSTALLATION
Product Receipt
Model Identification
Fig. 1: Component Locations – Back
Component Locations
Fig. 2: Component Locations – Left Side
Fig. 3: Component Locations – Front
General Information
Time/Temperature Relationships in Scalds
GENERAL SAFETY
Installation Codes
INSTALLATION
Equipment Base
Stacking
Table D: Vent/Air Inlet Termination Clearances
U.S. Installations1
Canadian Installations2
Outdoor Installations
Clearances
Indoor Installations
Indoor Units
Combustion and Ventilation Air
Reversing Air Filter
Direct Vent
TruSeal Combustion Air
Conventional Combustion Air Supply
U.S. Installations
Canadian Installations
Water Piping
General
Reversing Water Connections
Cold Water Operation
Relief Valve Piping
Hydrostatic Test
Pump Selection
Hydronic Heating
Temperature & Pressure Gauge
Piping
Pressure Drop in Feet of Head Feedwater Regulator
Air-Separation/ExpansionTank
Three-WayValves
Potable Water and Space Heating
Winterizing Your Heater
Automatic Chlorinators and Chemical Feeders
Pool/Spa Water Chemistry
Gas Supply
Water Hardness
pH of Water
Gas Supply Connection
Check the Power Source
Electrical Power Connections
Gas Supply Pressure
Field-ConnectedControllers
Making the Electrical Connections
Field Wiring Connection
DANGER: SHOCK HAZARD
Flue Exhaust Tee
Venting
Model
Diameter
Vent Terminal Location
Support of Vent Stack
Combustion
Exhaust
Canadian Installations
Changing the Flue Outlet
U.S. Installations
Natural Draft Vertical Venting Category
Venting Installation Tips
Venting Configurations
Termination
Horizontal Through-the-WallVenting Category
Direct Vent - Horizontal Through- the-Wall
Direct Vent - Vertical
Freeze Protection
Outdoor Installation
Controls
Models 992B-1262B
Heater Sequence of Operation
Light
External Lights
Color
Indication
Models 1532B – 1802B
Page
Page
Models 2002B – 2342B
Page
69.The heater is now operating at full fire
67.Power is applied to gas valve
66.The stage 4 controller contacts close
Flow Switch
High Limit Manual Reset
Ignition Module
Operating Control
Low Water Cut-OffOptional
High and Low Gas Pressure Switches
SW2 SW1
UDB Diagnostic Board
Water Piping
87%-EfficiencyBoilers – Special Instructions
Venting
Appliance Categories
Vent Terminal Location
Vertical Venting Category
Condensate Management
Common Venting System
70’ of straight flue pipe
•40’ of straight flue pipe
992BE
Wiring Diagram - Models 992B-1262B
Wiring Diagram - Models 1532B-2342B
Pre Start-up
START-UP
Main Burner Adjustment
Start-Up
Blower Adjustment
Leak Test Procedure: Dual-SeatGas Valves
Safety Inspection
Follow-Up
Pilot Turn-DownTest
Post Start-UpCheck
To Turn Off Gas To Appliance
OPERATION
Lighting Instructions
Step Step Step Step Step Step Step
TROUBLESHOOTING
Preventive Maintenance Schedule
MAINTENANCE
Suggested Minimum Maintenance Schedule
Monthly
Weekly
Semi-Annually
Annually
Inside Air Contamination
APPENDIX
HEAT EXCHANGER WARRANTY
LIMITED PARTS WARRANTY HI DELTA – TYPES H AND WH
ADDITIONAL WARRANTY EXCLUSIONS
PARTS REPLACEMENT
HEAT EXCHANGER WARRANTY
LIMITED PARTS WARRANTY HI DELTA - TYPE P
ADDITIONAL WARRANTY EXCLUSIONS
PARTS REPLACEMENT
EMISSIONS SETTINGS AND TEST INFORMATION
START-UPCHECKLIST FOR FAN-ASSISTED
Nominal Factory Recommended Settings
RAYPAK PRODUCTS
NOTES