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27-01-04
INSIDE COVER -
GENERAL & PERFORMANCE SPECIFICATIONS
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PART ONE - USER'S OPERATING INSTRUCTIONS
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SECTION 1 / START-UP PROCEDURES
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Before Start-Up
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Operating Models 055, 105 AND 155
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Operating Models 185, 265 and 405
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After Start-Up
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SECTION 2 / CAUTION
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SECTION 3 / MAINTENANCE & CARE PROCEDURE
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Pool & Spa Water Chemistry
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Cold Weather Operation
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Winterizing the Pool & Spa Heater
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PART TWO - INSTALLATION/SERVICE INSTRUCTIONS
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SECTION 1 / RECEIVING EQUIPMENT
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SECTION 2 / INSTALLATION INSTRUCTIONS
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Outdoor Heaters
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Indoor Heaters
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Combustion Air
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Gas Supply Connections
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Plumbing For Water Connections
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Left Side Water Connection Conversion
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Electrical Wiring
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SECTION 3 / SERVICING INSTRUCTIONS
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General Location of Controls
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Temperature Controls
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Pressure Switch
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High Limit
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Pilot Safety
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Burner Drawer Removal
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Gas Valve Removal
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Main Burner & Orifice Removal
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Pilot Removal & Cleaning
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Heat Exchanger Removal
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Control Immersion Well Replacement
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Tube Cleaning
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Desooting Procedure
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Combustion Chamber Removal
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Unitherm Governor Replacement
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SECTION 4 / TROUBLE SHOOTING GUIDE
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Mechanical
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Models 055, 105 & 155.
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Models 185, 265 & 405.
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SECTION 5 / REPLACEMENT PARTS
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Replacement Parts List - 055
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Replacement Parts List - 105
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Replacement Parts List - 155
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Replacement Parts List - 185, 265 & 405
Contents