NewMar PHASE THREE PT-24-8 Installation & Operation Manual
NewMar PHASE THREE PT-24-8 Installation & Operation Manual

NewMar PHASE THREE PT-24-8 Installation & Operation Manual

Three stage smart charger

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PT-14
PT-24-8
CONTENTS
Section
Topic
GENERAL INFORMATION.................................... 2
II)
IMPORTANT SAFETY INFORMATION.................. 3
III)
INSTALLATION.................................................... 5
IV)
OPERATION........................................................ 10
V)
APPLICATION NOTES.......................................... 16
VI)
SPECIFICATIONS................................................. 18
VII)
TROUBLESHOOTING........................................... 20
VIII)
BATTERY CARE TIPS.......................................... 22
IX)
REFERENCE APPENDIX....................................... 24
P.O. Box 1306
Newport Beach,
California 92663
INSTALLATION/OPERATION MANUAL
PT-14, PT-25
PT-24-8, PT-24-13
A) Materials Provided................................. 5
B) Location................................................ 5
C) Mounting............................................... 6
D) d.c. Output Wiring................................. 6
F) a.c. Input Wiring.................................... 8
B) Time-Out Circuit................................... 11
F) Equalize Timer Option........................... 15
A) Start-Up................................................ 16
C) Proper Load Sizing................................. 17
D) Operation with Engine........................... 17
www.newmarpower.com
Models:
Page
M-PT14ETAL
As of August 2004
Phone: 714-751-0488
Fax: 714-957-1621
E-Mail: sales@newmarpower.com
1

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Summarization of Contents

Important Safety Instructions
Risk of Explosive Gases
Warning about the dangers of explosive gases generated by lead-acid batteries during operation.
Personal Precautions
Guidelines for personal safety when working near lead-acid batteries and electrical equipment.
Preparing to Charge
Steps and considerations for preparing batteries and the environment before charging.
Installation
Materials Provided
Lists the components provided with the Phase Three charger for installation.
Location
Guidelines for selecting an appropriate and safe location for mounting the charger.
Mounting
Instructions and considerations for securely mounting the battery charger unit.
DC Output Wiring
Details on how to properly connect the DC output wires to the batteries.
Multiple Unit Parallel Wiring
Instructions for wiring multiple chargers in parallel for increased power or redundancy.
AC Input Wiring
Guidance on how to properly connect the AC power input to the charger.
Operation
Three Stage Charge Regimen
Explanation of the charger's three-stage charging process: Bulk, Absorption, and Float.
Time-Out Circuit
Description of the time-out circuit that limits absorption phase duration to prevent overcharging.
Gel-Cell / Flooded/AGM Switch
How to use the switch to select the correct charging regimen for different battery types.
Remote Monitor Panel Option
Information about the optional remote panel for monitoring charger status and re-initializing cycles.
Temperature Compensation Option
Details on the optional temperature compensation sensor for optimizing charge voltage.
Equalize Timer Option
Explanation of the optional equalize timer for flooded lead-acid batteries.
Application Notes
Start Up
Steps for powering up the charger and initial checks before applying load.
Constant Versus Occasional Use
Recommendation on whether to leave the charger connected continuously or use it occasionally.
Proper Load Sizing
Guidance on selecting appropriate DC loads to match the charger's output capacity.
Operation With Engine
How the charger interacts with an engine and alternator system.
Operation as a DC Power Supply
Information on using the charger as a standalone DC power supply without a battery.
Troubleshooting
Batteries Not Reaching Full Charge
Solutions for batteries that are not reaching a full charge after charging.
Charger Fails to Taper Charge Current
Troubleshooting steps when the charger fails to taper charge current.
No Charger Output
Diagnosing and resolving issues where there is no output from the charger.
No Output Due to Reverse Polarity
Addresses issues where reverse polarity connection results in no charger output.
High Output Voltage Readings
Explains high voltage readings at output terminals and potential causes.
Charger Not Staying in Bulk/Absorption Mode
Troubleshooting why the charger might not remain in bulk/absorption mode after re-initialization.
Battery Care Tips
Battery Installation
Recommendations for securely installing batteries in a vehicle or boat.
Cleaning Batteries
Instructions for cleaning battery terminals and cases to prevent corrosion and discharge.
Routine Checks and Maintenance
Guidance on periodic checks and maintenance for optimal battery performance and longevity.
Troubleshooting Your Battery System
Steps to diagnose issues if a battery will not accept or hold a charge.

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