Table of Contents
Advertisement
Quick Links
SUPPLEMENTAL INSTALLATION AND
OPERATING INSTRUCTIONS
FlexGas
For Hi Delta Models
H 302CD-2342CD
WH 302CD-2342CD
P 992CD-2342CD
IMPORTANT SAFETY INSTRUCTIONS. READ AND FOLLOW
ALL INSTRUCTION. SAVE THESE INSTRUCTIONS.
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.
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.
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.
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
APPROVED
®
UNCONTROLLED DOCUMENT IF PRINTED
Effective: 02-26-2021
Replaces: 05-15-2017
P/N 241295 Rev. 6
Advertisement
Table of Contents
Related Manuals for Raypak FlexGas Hi Delta H 302CD-2342CD
Summary of Contents for Raypak FlexGas Hi Delta H 302CD-2342CD
- Page 1 SUPPLEMENTAL INSTALLATION AND APPROVED OPERATING INSTRUCTIONS FlexGas ® For Hi Delta Models H 302CD-2342CD WH 302CD-2342CD P 992CD-2342CD IMPORTANT SAFETY INSTRUCTIONS. READ AND FOLLOW ALL INSTRUCTION. SAVE THESE INSTRUCTIONS. 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.
- Page 2 APPROVED Revision 6 reflects the following changes: Model renaming on page 1. 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 to 5.6 and from 8.0 to 11.0.
-
Page 3: Table Of Contents
APPROVED CONTENTS Model Identification ..........4 Start up..............7 Ratings and Certifications ........4 FlexGas System Start Up........8 Component Locations ..........5 FlexGas Operation ..........9 Installation Codes............ 5 Wiring Diagram ............. 10 Illustrated Parts List..........11 Gas Supply.............. 5 Bleed Vents ............. -
Page 4: Model Identification
Hot Water Boilers representative. • CAN 3.1 - latest edition, Industrial and Commercial Thank you for purchasing a Raypak product. We hope you Gas-Fired Package Boilers will be satisfied with the high quality and durability of our • ANSI Z21.56 · CSA 4.7 - latest edition, Gas-Fired equipment. -
Page 5: Component Locations
ASME parts not manufactured and/or (B149.1) and CSA C22.1 C.E.C. Part 1 (C22.1) approved by Raypak will instantly void the ASME and CSA ratings of the vessel and any Raypak warranty Gas Supply on the vessel. -
Page 6: Bleed Vents
APPROVED LOW GAS PRESSURE SWITCH (OPTIONAL ON 302CD-902CD) Figure 2. Gas Supply Connection - Top View CAUTION: Do not adjust the individual heater gas Gas Supply Pressure valve pressure settings when firing with propane gas. A minimum of 5.6 in. WC and a maximum of 10.5 in. WC Propane adjustments (if necessary) should ONLY be upstream gas pressure is required under load and no-load made to the FlexGas propane regulator. -
Page 7: Start Up
ADJUSTMENT SCREW APPROVED PROPANE SUPPLY PRESSURE TEST POINT MODELS 502CD-2342CD GAS VALVE OUTLET TAP GAS VALVE OUTLET TAP MODELS: 302CD - 902CD MODELS: 992CD - 2342CD Figure 4. FlexGas Gas Pressure Measurement Locations Start-Up Pre Start-up Check 1. Verify heater is filled with water. For Your Safety 2. -
Page 8: Flexgas System Start Up
APPROVED FlexGas System Start-up Preparation 1. Turn off unit. Ensure that the switch on the FlexGas WARNING: Do not turn on gas at this time. control is in the position marked “NAT”. See Figure 5 for FlexGas control operation. Ensure the manual Check Power Supply valve on the natural gas supply is open and the With multi-meter at incoming power in Hi Delta heater,... -
Page 9: Flexgas Operation
APPROVED 2. Turn FlexGas key to “OFF”. CAUTION: Once the natural gas pressures are established, DO NOT adjust the Hi Delta gas valves to 3. Close PRO manual valve. attain the required propane pressures. Adjustments 4. Open NAT manual valve. must be made to the FlexGas propane regulator. -
Page 10: Wiring Diagram
APPROVED Figure 5. FlexGas Control Panel Wiring Diagram Figure 6. Wiring Diagram UNCONTROLLED DOCUMENT IF PRINTED... -
Page 11: Illustrated Parts List
APPROVED ILLUSTRATED PARTS LIST UNCONTROLLED DOCUMENT IF PRINTED... - Page 12 APPROVED DESCRIPTION 302CD-652CD 752CD-902CD 992CD-1262CD 1532CD-2342CD CALL OUT Y DECAL GAS SOLENOID VALVE (NAT) 011910F 011910F 011911F 011911F GAS SOLENOID VALVE (PRO) 012125F 011910F 011910F 011910F MANUAL GAS VALVE (NAT) 011945F 011945F 007665F 007665F MANUAL GAS VALVE (PRO) 011944F 011945F 011945F 011945F LOW GAS PRESSURE SWITCH...
- Page 13 APPROVED ISO 9001 REGISTERED QUALITY MANAGEMENT SYSTEM www.raypak.com Raypak, Inc. 2151 Eastman Avenue, Oxnard, CA 93030 (805) 278-5300 www.raypak.com UNCONTROLLED DOCUMENT IF PRINTED...
Need help?
Do you have a question about the FlexGas Hi Delta H 302CD-2342CD and is the answer not in the manual?
Questions and answers