Raypak P-R206A-EN-C

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www.raypak.com

Raypak, Inc., 2151 Eastman Avenue, Oxnard, CA 93030 (805) 278-5300 Fax (805) 278-5468

Litho in U.S.A.

FLIP THIS MANUAL FOR INSTRUCTIONS IN SPANISH.

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Table of Contents3
Part One4
Owner's Operating Instructions4
Start-Up Procedures4
Before Start-Up4
Lighting Instructions & Shut-Off Procedures5
After Start-Up7
Pool & Spa Water Chemistry8
Automatic Chlorinators & Chemical Feeders8
Cold Weather Operation9
Winterizing the Pool & Spa Heater9
Part Two10
General Specifications11
Installation Instructions11
Code Requirements11
Clearances12
Outdoor Heater Installation12
Florida and Texas Building Codes14
Indoor Heater Installation15
Outdoor Stack/Indoor Stack15
Combustion and Ventilation Air18
Vent Piping18
Gas Supply Connections19
Gas Pressure Regulator20
Gas Pressure Adjustment Locations20
Pipe Sizing for Gas Connections20
Flow Rates21
Heat Exchanger Pressure Drop Tables21
Polymer Headers22
Cast Iron Headers22
Unitherm Governor Operation22
Internal Automatic Bypass Valve23
External Auxiliary Bypass Valve23
Auxiliary Bypass Valve Adjustment23
Pressure Relief Valve Installation23
Plumbing-Water Connections24
Heat Exchanger Reversal Procedure25
Electrical Wiring26
Millivolt Models26
Advanced Flame Technology (AFT) Models26
Transformer Wiring27
Wiring Diagram - Millivolt (Mechanical Therm.)28
Servicing Instructions31
General Location of Controls31
Control Panel Removal32
Control Adjustments - AFT Models32
Control Adjustments - Millivolt Models32
Status and Diagnostics35
Remote Control Installation and Operation36
Remote Operation36
Activating the Remote36
Remote Control Wiring37
Time Clock/Fireman's Switch38
Water Pressure Switch38
Flame Roll-Out Safety Switch38
High Limits38
Pilot Safety39
Burner Tray Removal (ATM)39
Gas Valve Removal (ATM)39
Main Burner and Orifice Removal (ATM)39
Pilot Removal and Cleaning39
Heat Exchanger Removal40
Tube Cleaning Procedure40
Desooting Procedure40
Combustion Chamber Removal40
Immersion Well Replacement40
Unitherm Governor (U.G.) Replacement41
Lo Nox Pool Heaters41
Operation41
Start-Up Procedures41
Visual Inspection41
Electrical41
Flame Roll-Out Safety Switch41
Burner Tray Removal42
Gas Valve Removal42
Main Burner and Orifice Removal42
Pilot Removal42
Combustion Blower Removal42
TROUBLESHOOTING Mechanical43
Electrical - Standing Pilot Millivolt44
Electrical - Electronic Ignition IID45
Control Logic - Flow Chart46
Replacement Parts47

Raypak P-R206A-EN-C

Table of Contents

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