Rheem Versa Heaters Instructions Manual Download Page 3

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WARNINGS

Pay Attention to These Terms

WATER CHEMISTRY

Automatic Chlorinators &
Chemical Feeders

SAFETY

Water Temperature Safety

INTRODUCTION

Ratings & Certifications

Model Identification

Specifications

Unpacking

INSTALLATION

Installation Codes

Clearances

Base Installation

Outdoor Installation

Indoor Installation

Combustion & Ventilation Air

Gas Connections

Water Connections

Electrical Connections

Control Adjustments—Millivolt

Wiring Diagrams

Post Start-Up Inspection

Cold Weather Operation

MAINTENANCE

SERVICE

Water Pressure Switch

Flame Roll-Out Safety Switch

High Limits

Pilot Safety—Millivolt Models

Burner Tray Removal

Gas Valve Removal

Main Burner & Orifice Removal

Igniter Removal & Cleaning (Electronic) 24
Ignition Control Fault Codes

Pilot Removal & Cleaning (Millivolt)

Heat Exchanger Removal

Tube Cleaning Procedure

De-sooting Procedure

Immersion Well Replacement— Millivolt 26
Replacement Parts

TROUBLESHOOTING

Mechanical

Electrical

General—Heater Will Not Fire

Electronic Control Logic
Flowchart

ILLUSTRATED PARTS LIST

CONTENTS

Summary of Contents for Versa Heaters

Page 1: ...To do so may result in an explosion or fire WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call your...

Page 2: ...2 Rev 10 reflects the following Changes to Warnings on page 4 Model Identification on page 7...

Page 3: ...ring Diagrams 17 Post Start Up Inspection 20 Cold Weather Operation 20 MAINTENANCE 21 SERVICE 21 Water Pressure Switch 21 Flame Roll Out Safety Switch 22 High Limits 22 Pilot Safety Millivolt Models 2...

Page 4: ...d service must be performed by a qualified installer service agency or the gas supplier WARNING To minimize the possibility of improper operation serious personal injury fire or damage to the heater A...

Page 5: ...your water Automatic Chlorinators Chemical Feeders All chemicals must be introduced and completely dilut ed into the pool or spa water before being circulated through the heater Do not place sanitizin...

Page 6: ...verages before or during spa or hot tub use may cause drowsiness which could lead to unconsciousness and subsequently result in drowning 3 Pregnant Women Beware Soaking in water over 102 F 39 C may ca...

Page 7: ...f the carton is damaged make a note to that effect on the Bill of Lading when signing for the ship ment Remove the heater from the shipping packaging Report any damage to the carrier immedi ately On o...

Page 8: ...open Fig 3 Alternate Method for Providing a Non Combustible Base Clearances less than these may require removal of the heater to service either the heat exchanger or the burner tray In either case the...

Page 9: ...elow or to either side of any opening into the building Refer to the latest revisions of CAN CSA B149 Outdoor High Wind Top High Wind Conditions Outdoor Units Only In areas where high winds are freque...

Page 10: ...the same size as the drafthood outlet is recommended however when the total vent height is at least 10 ft drafthood relief opening to vent terminal the vent pipe size may be reduced as specified in th...

Page 11: ...be used as specified in the latest edition of the National Flue Gas Code ANSI Z223 1 Canada CAN CSA B149 Gas Connections Gas piping must have a sediment trap ahead of the heater gas controls and a ma...

Page 12: ...ure or counter clockwise to decrease pressure Gas Pressure Natural Gas Propane Gas Max Inlet static 10 5 in WC 13 in WC Min Inlet dynamic 7 in WC 11 in WC Manifold Gas dynamic 3 5 in WC 10 in WC Stati...

Page 13: ...3 1 53 Specific Gravity 0 5 in WC Pressure Drop Table E Maximum Equivalent Pipe Length Plumbing from the heater back to the pool or spa must not have any valves or restriction that could prevent flow...

Page 14: ...ow 50 F It also serves to eliminate needless pressure drop through the heater and accompanying reduction in the flow rate to the spa jets etc Bypass Disc Spring Bypass Body Fig 14 Internal Automatic B...

Page 15: ...130A Pressure Drop When installing a remote switch do not exceed 10 ft of wiring from the heater Use 18 gauge stranded wire Electronic Heaters The Direct Spark Ignition Device automatically lights the...

Page 16: ...EN WHITE SUPPLY SIDE Fig 18 240V Hook Up Control Adjustments Millivolt The pool or spa water temperature is controlled by the thermostat on the upper front panel of the heater The control center conta...

Page 17: ...ostat Manual Switch Switch Switch AGS Water Press Gas Valve Roll Out Valve Pilot Generator To Firemans Switch field installed Optional BK BK R Y BK TH PP W R PP TH V BK V BK O O Fig 20 Wiring Diagram...

Page 18: ...ontrol which has been under water 1 STOP Read the safety information above 2 Set the thermostat to the lowest setting 3 Turn off all electrical power to the appliance 4 This appliance is equipped with...

Page 19: ...d from Pilot to Off unless knob is pushed in slightly Do not force 6 Wait 5 minutes to clear out any gas If you then smell gas STOP Follow B in the safety information above If you don t smell gas go t...

Page 20: ...SI Igniter Location Cold Weather Operation Moderate Climate Heater operation can continue during short term cold spells When temperatures are between 0 and 32 F flow continuous pump operation must be...

Page 21: ...trated in the Post Start Up Inspection section In Out Header Drain Plug Fig 25 In Out Header Drain Plug Location Yellow flame means restriction of the air openings Lifting or blowing flame indicates h...

Page 22: ...re switch See Illustrated Parts List for 11 psi water pressure switch CAUTION Do not operate the heater without the function of a properly adjusted water pressure switch or flow switch Fig 27 Flame Ro...

Page 23: ...9 Slide out burner tray 10 Reverse above procedure to reinstall Rear Hold Down Bracket Burner Millivolt Pilot Assembly under Pilot Shield Millivolt Gas Valve Invensys shown Manifold Pilot Lighter Tube...

Page 24: ...burner hold down bracket and spacer can become distorted from direct flame impingement and this usually necessitates replacement of these parts ORIFICES MUST BE PARALLEL WITH BASE TOLERANCE OF 2 0 IGN...

Page 25: ...nstall Tube Cleaning Procedure Establish a regular inspection schedule the frequency depending on the local water conditions and the sever ity of service Do not let the tubes clog up solidly Clean out...

Page 26: ...DO NOT WIRE BRUSH Fig 35 Immersion Well Assembly Replacement Parts Any part returned for replacement under standard company warranties must be properly tagged with a return parts tag completely filled...

Page 27: ...burners Outer jacket very hot Broken refractory caused by paint blistered shipping damage or improper combustion Replace refractory panels Excessive sooting of heat exchanger Determine cause of sooti...

Page 28: ...jumper Replace thermostat Replace high limit that prevented from firing Jump across both TH wires on gas valves Check gas supply gas line size gas pressure Also check for insects or debris in pilot a...

Page 29: ...ive Red Positive 2 Pilot Load 500mV 100 Pilot generator connected to valve Power applied to pilot solenoid TP Thermopile Robertshaw PP Power Pile Honeywell TH TP Common Invensys TH PP Common Honeywell...

Page 30: ...tension wire is properly connected to the igniter Check the gas valve There must be 24VAC while the ignition module is sparking Check the igniter Igniter may not be sensing correctly Check that the s...

Page 31: ...31 ILLUSTRATED PARTS LIST...

Page 32: ...32 5 P 1 P 3 P 4 P 2 P 6 P HONEYWELL MILLIVOLT PILOT 7 P 8 P...

Page 33: ...ange Assy Cupro Nickel 011593F 011593F 2 H Inlet Outlet Header Complete 011594F 011594F Inlet Outlet Header Includes 6 H 011595F 011595F 3 H Return Header Includes 6 H 011596F 011596F 4 H Tube Bundle...

Page 34: ...Pilot Generator MV 600019B 600019B 4 P Pilot Mounting Bracket MV 011610F 011610F 5 P Lighter Tube MV 052797 052797 6 P Pilot Tube MV 004078F 004078F 7 P Ignitor DSI 011611F 011611F 8 P Hi Tension Wire...

Page 35: ...35...

Page 36: ...www raypak com Raypak Inc 2151 Eastman Avenue Oxnard CA 93030 805 278 5300 Fax 805 278 5468 Litho in U S A...

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