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NOTE: Inspect for shipping damage and notify freight carrier or store where purchased immediately if damage is present. To avoid risk of personal
injury and property damage, if the product appears to be malfunctioning or shows signs of corrosion, call a licensed professional immediately. Current
copies of the Product manual can be viewed at www.amtrol.com. Use proper safety equipment when installing.
THIS IS THE SAFETY ALERT SYMBOL. IT IS USED TO ALERT YOU TO POTENTIAL PERSONAL INJURY AND OTHER
HAZARDS. OBEY ALL SAFETY MESSAGES THAT FOLLOW THIS SYMBOL TO REDUCE THE RISK OF PERSONAL
INJURY AS WELL AS PROPERTY DAMAGE.
READ
INSTALLATION & OPERATION INSTRUCTIONS.
FAILURE TO FOLLOW THE INSTRUCTIONS AND WARNINGS IN THE
MANUAL MAY RESULT IN SERIOUS OR FATAL INJURY AND/OR
PROPERTY DAMAGE, AND WILL VOID THE PRODUCT WARRANTY.
THIS
PRODUCT
MUST
PROFESSIONAL. FOLLOW ALL APPLICABLE LOCAL AND STATE
CODES AND REGULATIONS, IN THE ABSENCE OF SUCH CODES,
FOLLOW THE CURRENT EDITIONS OF THE NATIONAL PLUMBING
CODE AND NATIONAL ELECTRIC CODE, AS APPLICABLE.
DO NOT LIFT OR CARRY WATER HEATER BY THE
TOP COVER. WATER HEATER DAMAGE OR
PERSONAL INJURY MAY OCCUR IF THE COVER BECOMES DETACHED.
INSTALLATION & OPERATION INSTRUCTIONS
CAREFULLY
THE
BE
INSTALLED
BY
A
INDIRECT-FIRED WATER HEATERS
PRODUCT
class of 1, as listed in Clinical Toxicology of Commercial Products,
5th edition. The pressure of the heat transfer medium must be limited
to 30 PSIG by an approved safety or relief valve.
LICENSED
cause cancer and birth defects or other reproductive harm. For more
information go to www.P65Warnings.ca.gov.
HYDROMAX
Models HM-41 & HM-80
The heat transfer medium must be water or
other nontoxic fluid having a toxicity rating or
This product can expose you to chemicals including
lead, which is known to the State of California to
®
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Table of Contents
Related Manuals for Amtrol HYDROMAX HM-41
Summary of Contents for Amtrol HYDROMAX HM-41
- Page 1 Current copies of the Product manual can be viewed at www.amtrol.com. Use proper safety equipment when installing. THIS IS THE SAFETY ALERT SYMBOL. IT IS USED TO ALERT YOU TO POTENTIAL PERSONAL INJURY AND OTHER HAZARDS.
-
Page 2: Table Of Contents
1. Table Of Contents Pre-Installation Checklist ..............2 Mechanical Aquastat Wiring ............8 Required Components and Accessories Checklist ......3 Startup Procedure ................9 HYDROMAX Plumbing ..............4 Troubleshooting ................9 ® Ener-G-NET Wiring ..............5-6 General Safety Information ............10 ™... -
Page 3: Required Components And Accessories Checklist
3. Required Components And Acessories Checklist THERMAL CIRCULATOR SHUTOFF MODEL ZONE VALVE RELIEF VALVE EXPANSION PERFORMANCE VALVES TANK HM-41 4 GPM @ 6 FT 3/4" Full Port Included 2.0 Gallon HM-80 4 GPM @ 6 FT 3/4" Full Port Included 4.4 Gallon If a steel hydropneumatic tank is Use care when using a torch... -
Page 4: Hydromax ® Plumbing
4. HYDROMAX Plumbing ® DOMESTIC WATER PIPING Do not drill, puncture or otherwise penetrate the steel outer tank shell. Do not screw pipe 1. Connect the cold water supply to the pipe labeled COLD WATER. hangers or other hardware into the exterior of the tank. 2. - Page 5 5. Ener-G-NET Wiring ™ Ener-G-NET incorporates all of the temperature sensing and control necessary for HYDROMAX operation. Built-in switching relays may be ® wired to operate the boiler control and circulator pump or zone valve. The diagram below illustrates these internal switching functions. Examples of common wiring scenarios are provided on the following page.
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Page 6: Ener-G-Net ™ Wiring
Diagrams are popular examples only. If • Relative humidity ranging from 20% to 90% (non-condensing). your application is not shown, contact Amtrol Technical Support at 401.535.1216. NOTE: Ensure the Ener-G-NET installation is within the • Boiler load rating up to 15A resistive, 1/4hp inductive @ 120VAC. -
Page 7: Ener-G-Net Setup & Adjustment
6. Ener-G-NET Control Setup & Adjustment ™ Mode Indicators Ener-G-NET features two distinct programming areas: User Modes and Installer Settings. User Modes consist of three end-user functional User modes, while Installer Settings are primarily accessed upon initial setup Modes to specify critical operating parameters. Ener-G-NET factory defaults allow traditional operation suitable for most homes. -
Page 8: Mechanical Aquastat Wiring
7. Mechanical Aquastat Wiring Diagrams Common wiring diagrams are shown below. Select the appropriate diagram for the application. Diagrams are popular examples only. If your application is not shown, contact Amtrol Technical Support at 401.535.1216. Boiler Controls Typical Gas Valves (Non-Priority) -
Page 9: Startup Procedure
8. Startup Procedure 1. Purge Heat Exchanger: The heat exchanger should be free of large air pockets to allow the circulator to operate properly. Using the diagram below as a guide, isolate the boiler return line and flush the loop until large air pockets are purged. -
Page 10: General Safety Information
10. General Safety Information SCALDING HAZARD. If the water temperature is This Product, like most Products under pressure, over 120°F., household members can suffer serious may over time corrode, weaken and burst or or fatal scalding and painful and permanent injury. explode, causing serious or fatal injury, leaking or flooding and/or property damage. -
Page 11: Replacement Parts
11. REPLACEMENT PARTS Description HM-41 Models HM-80 Models Heat Exchanger Replacement Kit, Single Wall 393465 393448 Heat Exchanger Replacement Kit, Double Wall 2800R001 2801R001 Top Cover Half (2 Required) 393381 393381 Digital Control Upgrade Kit with Panel 396411 396411 Digital Temperature Control 396413 396413 Temperature Sensor for Digital Control... - Page 12 1400 Division Road, West Warwick, RI USA 02893 T: 800.426.8765 www.amtrol.com Part #: 9040-694 (06/21) © 2021 Worthington Industries Inc. One or more features of this product are covered by U.S. patents, visit www.amtrol.com/patents for more information.