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WARNINGS

Pay Attention to These Terms

BEFORE INSTALLATION

Product Receipt

Model Identification

Ratings and Certifications

Installations at Elevation

Component Locations

General Information

Time/Temperature Relationships
in Scalds

GENERAL SAFETY

INSTALLATION

Installation Codes

Equipment Base

Clearances

Combustion and Ventilation Air

Conventional Combustion Air Supply

Water Piping

Hydronic Heating

Gas Supply

Electrical Power Connections

Field Wiring Connection

Venting

Venting Installation Tips

Venting Configurations

Outdoor Installation

Controls

Heater Sequence of Operation

WIRING DIAGRAMS

Models 1005 & 1505

Model 2005

START-UP

Pre Start-up

Pre Start-up Check

Initial Start-up

Preparation

Start-Up

OPERATION

Lighting Instructions

To Turn Off Gas To Appliance

TROUBLESHOOTING

UDB Fault History

MAINTENANCE

Suggested Minimum
Maintenance Schedule

Preventive Maintenance
Schedule

APPENDIX

Inside Air Contamination

Important Instructions for the
Commonwealth of
Massachusetts

WARRANTIES 53

CONTENTS

California Hot Water Supply, Inc.

(800) 249-7244

Содержание 1005-2005

Страница 1: ...s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier This manual should...

Страница 2: ...16 on page 16 Fig 17 on page 17 Table I on page 18 step 6 of the Heater Sequence of Operation sec tion on page 36 the Wiring Diagrams on pages 40 and 41 The addition of A caution note to the Pool Spa...

Страница 3: ...ield Wiring Connection 22 Venting 22 Venting Installation Tips 24 Venting Configurations 24 Outdoor Installation 29 Controls 30 Heater Sequence of Operation 36 WIRING DIAGRAMS 40 Models 1005 1505 40 M...

Страница 4: ...the heater Always keep the area around the heater free of combustible materials gasoline and other flammable liquids and vapors Heater should never be covered or have any blockage to the flow of fres...

Страница 5: ...tification number and heater serial number are found on the heater rating plate located on the upper rear jacket panel of the heater The model number will have the form H7 2005 or similar depend ing o...

Страница 6: ...Side Fig 2 Component Locations Top Fig 3 Component Locations Rear Model No MBTUH Input Water Conn NPT Gas Conn NPT Vent Size in Max Min N P Flue Intake 1005 999 250 2 1 2 1 1 4 1 6 6 1505 1500 375 2...

Страница 7: ...t temperatures of 180 F to 195 F are required a boiler is recommended since the 210 F limit on water heaters will NOT allow the heater to maintain these desired sanitary rinse temperatures Water tempe...

Страница 8: ...ollow these codes Local state provincial and national codes laws regulations and ordinances National Fuel Gas Code ANSI Z223 1 NFPA 54 latest edition NFGC National Electrical Code ANSI NFPA 70 latest...

Страница 9: ...ustion and Ventilation Air Indoor Units This heater must be supplied with sufficient quantities of non contaminated air to support proper combustion and equipment ventilation Combustion air can be sup...

Страница 10: ...ide of opening 1 ft 30 cm above opening 3 ft 91 cm K Clearance to mechanical air supply inlet 3 ft 91 cm above if within 10 ft 3m horizontally 6 ft 1 83m L Clearance above paved sidewalk or paved driv...

Страница 11: ...ations where condensation may form on cold intake air ducting install the con densate drip pan to the bottom of the air filter box using the four screws provided make sure the pan is angled slightly d...

Страница 12: ...cting The duct will attach directly to the field installed air collar located on the rear of the heater using three or four sheet metal screws not supplied equally positioned around the circumference...

Страница 13: ...100 mm2 per kW of total input rat ing of all equipment in the enclosure 2 One permanent opening commencing within 12 in 305 mm of the top of the enclosure shall be permitted where the equipment has cl...

Страница 14: ...atural air flow from outdoors for a power burner and there is no draft regulator drafthood or similar flue gas dilution device installed in the same space in addition to the opening for ventilation ai...

Страница 15: ...at exchanger The system is designed for continuous return temperatures from 50 F to 180 F CAUTION Damage due to internal condensation may occur if the heater inlet water temperature does not exceed 50...

Страница 16: ...ng between the system loop and heater Fig 14 Single Heater with Primary Secondary Piping Fig 15 Dual Heaters Reverse Return with Primary Secondary Piping Fig 16 Single Domestic Hot Water Heater and St...

Страница 17: ...t be installed in the return water line upstream of the heater For WHP models mount the system sensor in the return water line upstream of the heater The supplied electronic operating control is confi...

Страница 18: ...r These are accessible by removing the lower front door from the heater for the 2 primary drains and the right rear panel for the secondary drain Drain any piping of all water that may experience belo...

Страница 19: ...nger due to lime scale build up on the heating surface low pH or other chemical imbalance is non warrantable DANGER Make sure the gas on which the heater will operate is the same type as specified on...

Страница 20: ...s strongly recommended that all individually pow ered control modules and the heater should be supplied from the same power source Gas Supply Pressure A minimum of 4 0 in WC and a maximum of 10 5 in W...

Страница 21: ...s thermostats or building management systems in accordance with the applicable manufacturers instructions 7 Conduit should not be used as the earth ground 21 Check the Power Source NOTE Field supplied...

Страница 22: ...iance with applicable codes The vent should also be installed to maintain proper clearances CAUTION Label all wires prior to disconnection when servicing controls Wiring errors can cause im proper and...

Страница 23: ...reeze causing ice formations 11 Locate or guard vent to prevent condensate from damaging exterior finishes Use a rust resistant sheet metal backing plate against brick or mason ry surfaces 12 DO NOT e...

Страница 24: ...iping horizontal runs at least every 5 ft 1 5m vertical runs use braces under or near elbows Venting Configurations For heaters connected to gas vents or chimneys vent installations shall be in accord...

Страница 25: ...adjacent buildings open windows and building openings must be consistent with the NFGC U S or B149 Canada Gas vents supported only by flashing and extended above the roof more than 5 ft should be sec...

Страница 26: ...egory _________ sketch vent on reverse side Number of Tanks and Size Qty____ _______Gallons Vent Material __________________ Plumbing Size _______________ Vent Termination Type __________________ Pump...

Страница 27: ...ons utilize the heater mounted blower to vent the combustion products to the outdoors Combustion air is taken from inside the room and the vent is installed horizontally through the wall to the out do...

Страница 28: ...CLOSER than 12 off the wall Subtract 10 ft per elbow Max 4 elbows Adapters supplied by others Table O Category IV Horizontal Vent Horizontal Direct Vent Direct Vent Vertical Installation These install...

Страница 29: ...ed for outdoor operation in non freezing conditions only Freezing conditions may cause condensate to freeze in the condensate drain line and trap causing the unit to shut down from a blocked condensat...

Страница 30: ...ng The temperature differential is divided around the target temperature or set point The Call For Heat CFH contact will close in the controller when the water temperature is below the target temperat...

Страница 31: ...ry piping The external input signal can be provided from a BMS an EMS or a sequenc ing control The external input signal changes the boiler target according to a linear scale The control operates the...

Страница 32: ...F 10 20 220 F Table P 0 10 VDC or 0 20 mA External Input Signal Requires a 500 resistor 2 10 VDC 4 20 mA Boiler Target 0 0 OFF 1 2 OFF 2 4 50 F 3 6 71 3 F 4 8 92 5 F 5 10 113 8 F 6 12 135 F 7 14 156 3...

Страница 33: ...Outdr Start 4 5 70 F 35 to 85 F Outdr Design 4 5 10 F 60 to 32 F Boil Start 4 5 135 F 35 to 150 F Boil Dsgn 4 5 180 F 120 to 220 F WWSD 4 5 70 F 35 to 100 F Units All F F or C Mode N A 2 1 2 3 4 5 6 7...

Страница 34: ...nds to a boiler target temperature of 220 F 104 C As the voltage varies between 1 VDC and 10 VDC the boiler target temperature varies linearly between 50 F 10 C and 220 F 104 C If a voltage below 0 5...

Страница 35: ...u is the view menu When the temperature control is powered up the con trol turns on all segments in the display for 2 seconds then the software version is displayed for 2 seconds At the end of that 4...

Страница 36: ...are satisfied and there is a call for heat 1 The internal heater primary pump will start and begin circulating water in the heater s primary heat exchanger and the injector pump s will be pow ered and...

Страница 37: ...the heater accessible through the front door for reset as necessary The optional adjustable manual reset high limit is lo cated inside the heater junction box Push the reset button and adjust the set...

Страница 38: ...fficient gas pressure is present for proper valve regulator performance The low gas pres sure switch automatically shuts down the heater if gas supply drops below the factory setting of 3 0 in WC for...

Страница 39: ...r Refer to the Trouble shooting section for instructions on accessing reviewing and clearing these faults Condensate Float Switch This heater is equipped with a condensate float switch to prevent oper...

Страница 40: ...WIRING DIAGRAMS Models 1005 1505 40 California Hot Water Supply Inc 800 249 7244 40...

Страница 41: ...Model 2005 41 California Hot Water Supply Inc 800 249 7244 41...

Страница 42: ...SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any telephone in your building Immediately call your gas supplier from a neigh bor s telephone Follow the gas...

Страница 43: ...approximately 30 seconds Initial Start up Required tools 1 12 0 12 24 scale U tube manometer 2 6 0 6 12 scale U tube manometer Screwdrivers assorted sizes and shapes 1 Crescent wrench 8 or 10 1 Multi...

Страница 44: ...with the heater firing at 100 input The tracking pressure pro vides feedback to the gas regulator to compensate for various air ducting arrangements and changes in the pressure drop across the combust...

Страница 45: ...ed to be of the correct size and of Category IV AL29 4C vent material construction If it is NOT it MUST be replaced NOTE For extractor sizing typical CO2 levels are 8 5 for natural gas and 9 5 for pro...

Страница 46: ...roper start up procedures were followed 6 Inspect burner to verify flame 7 Test safety controls If heater is equipped with a low water cut off or additional safety controls test for operation as outli...

Страница 47: ...STOP Follow the steps in the safety informa tion on the front cover of this manual If you do not smell gas go to next step 8 Turn on all electrical power to the appliance 9 Set thermostat to desired s...

Страница 48: ...egory _________ sketch vent on reverse side Number of Tanks and Size Qty____ _______Gallons Vent Material __________________ Plumbing Size _______________ Vent Termination Type __________________ Pump...

Страница 49: ...blower amp draw NO Check the switch and or line voltage YES Does the power switch provide power to the control panel Unit is in standby mode Reattach NO NO YES YES NO Is diagnostic board indicating op...

Страница 50: ...on valve 2 Test low water cut off if equipped Refer to manu facturer s instructions 3 Reset fault history after any testing Preventive Maintenance Schedule The following procedures are recommended and...

Страница 51: ...inated by certain vapors in the air which raise the acidity of the condensate Higher acidity levels attack many materials including stainless steel which is commonly used in high effi ciency systems T...

Страница 52: ...gas fueled equipment installed in every dwelling building or structure used in whole or in part for residential purposes including those owned or operated by the Commonwealth and where the side wall e...

Страница 53: ...ater PARTS REPLACEMENT Under this Warranty Raypak will furnish a replacement for any failed part The failed part must first be returned to Raypak if requested with transportation charges prepaid and a...

Страница 54: ...Total Dissolved Solids TDS must be no greater than 2500 PPM PARTS REPLACEMENT Under this Warranty Raypak will furnish a replacement for any failed part The failed part must first be returned to Raypak...

Страница 55: ...egory _________ sketch vent on reverse side Number of Tanks and Size Qty____ _______Gallons Vent Material __________________ Plumbing Size _______________ Vent Termination Type __________________ Pump...

Страница 56: ...www raypak com Raypak Inc 2151 Eastman Avenue Oxnard CA 93030 805 278 5300 Fax 805 278 5468 Litho in U S A California Hot Water Supply Inc 800 249 7244 56...

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