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Effective: 02-26-2021 

Replaces: 05-15-2017 

P/N 241295 Rev. 6

SUPPLEMENTAL INSTALLATION AND 

OPERATING INSTRUCTIONS

For Hi Delta Models 
H 302CD-2342CD
WH 302CD-2342CD
P 992CD-2342CD

IMPORTANT SAFETY INSTRUCTIONS. READ AND FOLLOW 

ALL INSTRUCTION. SAVE THESE INSTRUCTIONS.

This manual should be maintained in legible condition and kept adjacent to the variable speed pump or in a safe 

place for future use.

Patent No. 6,904,873

FOR YOUR SAFETY:

 

Do not store or use gasoline or other flammable vapors and liquids 

or other combustible materials in the vicinity of this or any other appliance. 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 gas supplier from a neighbor’s phone. Follow the gas supplier’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.

FlexGas

®

NOTE:

 

THIS MANUAL IS SUPPLEMENTAL FOR THE FLEXGAS MODELS OF THE HI 

DELTA HEATERS. THIS MANUAL ADDRESSES THE SPECIFIC DIFFERENCES BETWEEN 

THESE HEATERS AND STANDARD HI DELTA MODELS.

 Please refer to the standard Installation 

and Operating Instruction Manuals (241663 and 241664 as appropriate) for installation requirements which 

are not related to the gas supply. 

APPROVED 

UNCONTROLLED DOCUMENT IF PRINTED 

 

Summary of Contents for FlexGas Hi Delta H 302CD-2342CD

Page 1: ...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 gas supplier from a neighbor s phon...

Page 2: ...First paragraph text revised on page 4 Bleeds Vents paragraph text revised on page 5 Revised Figure 4 on page 6 Safety Inspection point 7 text revised on page 8 Updated gas supply pressures from 5 0 t...

Page 3: ...ngs and Certifications 4 Component Locations 5 Installation Codes 5 Gas Supply 5 Bleed Vents 6 Start up 7 FlexGas System Start Up 8 FlexGas Operation 9 Wiring Diagram 10 Illustrated Parts List 11 APPR...

Page 4: ...Raypak product We hope you will be satisfied with the high quality and durability of our equipment Model Identification The model identification number and heater serial number are found on the heater...

Page 5: ...National Fuel Gas Code ANSI Z223 1 NFPA 54 latest edition NFGC National Electrical Code ANSI NFPA 70 latest edition NEC For Canada only CAN CGA B149 Installation Code B149 1 and CSA C22 1 C E C Part 1...

Page 6: ...tor s on the Hi Delta heater are nominally preset at 3 5 in WC The pressure regulator on the FlexGas propane system is nominally set at 2 2 0 1 in WC This can be verified by measuring the propane gas...

Page 7: ...the gas supplier s instructions If you cannot reach your gas supplier call the fire department Use only your hand to push in or turn the gas control knob Never use tools If the knob will not turn by h...

Page 8: ...control operation Ensure the manual valve on the natural gas supply is open and the manual valve on the propane supply is closed 2 Turn on the unit wait 15 seconds and the igniter should glow Look in...

Page 9: ...ront control panel 2 Turn FlexGas key to OFF 3 Close PRO manual valve 4 Open NAT manual valve 5 Turn FlexGas key to NAT 6 Turn the boiler on Safety Inspection 1 Check all thermostats and high limit se...

Page 10: ...10 Figure 5 FlexGas Control Panel Figure 6 Wiring Diagram Wiring Diagram APPROVED UNCONTROLLED DOCUMENT IF PRINTED...

Page 11: ...11 1 S 2 G 6 G 5 G 4 G 1 S 1 G 1 S 7 G 8 G 1 G 1 C ILLUSTRATED PARTS LIST APPROVED UNCONTROLLED DOCUMENT IF PRINTED...

Page 12: ...0F 4 G MANUAL GAS VALVE NAT 011945F 011945F 007665F 007665F 5 G MANUAL GAS VALVE PRO 011944F 011945F 011945F 011945F F 8 4 9 1 1 0 F 7 4 9 1 1 0 F 7 4 9 1 1 0 F 6 4 9 1 1 0 E V L A V R O T A L U G E R...

Page 13: ...Raypak Inc 2151 Eastman Avenue Oxnard CA 93030 805 278 5300 www raypak com ISO 9001 REGISTERED QUALITY MANAGEMENT SYSTEM www raypak com APPROVED UNCONTROLLED DOCUMENT IF PRINTED...

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