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AquaStar
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Water Heater
AquaStar
38B NG, 38B LP specifications Interior Components Diagram And Parts List
Models:
38B LP
38B NG
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Troubleshooting
Specifications
Characteristic Pilot Flame
Install
Parts list
Diagram of AquaStar 38 B
Connecting the pressure relief valve PRV
Maximum Inlet Gas Flow Pressure Setting
HOT WATER TEMPERATURE FLUCTUATES 1. Unbalanced pressure in waterlines
How to
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Fig. 10 - INTERIOR COMPONENTS DIAGRAM AND PARTS LIST
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Contents
FOR YOUR SAFETY
MODEL 38B LP and NG Non Modulating
Suitable for water potable heating and space heating
TABLE OF CONTENTS
UNPACKING THE AQUASTAR HEATER
FEATURES
AquaStar 38B LP and 38B NG Specifications
Open loop potable water and combination space heating system
COMBUSTION AIR REQUIREMENT
PROPER LOCATION FOR INSTALLING YOUR HEATER
GENERAL RULES TO FOLLOW FOR SAFE OPERATION
VENTING
MOUNTING INSTALLATION
CLEARANCES
Fig. 1 - Mounting the Heater
WATER CONNECTIONS
MAXIMUM INLET GAS FLOW PRESSURE SETTING
GAS CONNECTIONS and Gas Regulator
Fig. 2 - Gas Pressure Regulator
OPERATING INSTRUCTIONS
FOR YOUR SAFETY READ BEFORE LIGHTING THE PILOT
Connecting the pressure relief valve PRV
Fig. 3 - Water valve, top view
TO TURN OFF GAS TO APPLIANCE
SETTING THE WATER TEMPERATURE
LIGHTING INSTRUCTIONS
Fig. 6 - Water Flow Control Knob
Fig. 8 - Pilot burner with air screen/ pilot orifice
MAINTENANCE AND SERVICE
Fig. 7 - Characteristic Pilot Flame
TROUBLE SHOOTING
BURNERS DO NOT IGNITE WHEN HOT WATER IS TURNED ON 1. Pilot is not on
HOT WATER TEMPERATURE FLUCTUATES 1. Unbalanced pressure in waterlines
Fig. 9 - Diagram of AquaStar 38 B
Fig. 10 - INTERIOR COMPONENTS DIAGRAM AND PARTS LIST
INTERIOR COMPONENTS DIAGRAM AND PARTS LIST 38B
GAS LINE SIZE
Water Pressure
INSTALLATION CHECKLIST
Minimum Vent Size* and Height
