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Nagas Manuals
Heater
SDM Series
Installation and operation manual
Nagas SDM Series Installation And Operation Manual
Direct gas-fired make-up air heaters
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
General Information
Introduction
Listed Product
Responsibility
Reception & Storage
Limited Warranty
Parts, Repairs, and Service
Normal Usage
Hazard Definitions
Equipment Installation
Installation Codes
Minimum Clearances
Equipment Lifting
Equipment Mounting
Equipment Assembly
Piping, Electrical or Control Service Connections
Gas Connection and Piping
Electrical Installation
Start-Up Instructions
Recommended Tools
Fan Adjustment
Motor Check
Air Volume Measurement and Check
Gas Inlet Pressure Adjustment
Burner Air Differential Pressure Adjustment
Pilot Adjustment
Burner Adjustment - High Fire
Burner Adjustment - Low Fire
Final Air Temperature Adjustment
Unit Operating Sequence
Starting up the Blower
Starting up the Burner - Single Volume
Starting up the Burner - Double Volume
Starting up the Burner - Variable Volume
Heater Shutdown
Extended Shutdown
Heater Emergency Shutdown
Turning on the Heater after a Flame Failure Alarm
Troubleshooting
Normal Operating Sequence
Status of Warning Lights (FIREYE)
Fireye - Troubleshooting Check List
Maxitrol - Troubleshooting Check List
Maintenance
Electrical Components
Belt and Pulley Adjustments
Set Screws
Bearing Lubrication
Vent Terminals
Air Filters
Controls and Sensors
Outdoor Air Intakes, Exhaust Outlet, Mixing Sections, and Dampers
Snow Accumulation
Maintenance Check List
Start-Up Report
Inspection & Maintenance Notes
Annexe A - Air Balancing - Vfd Atv 320
Two Speed VFD
Variable Speed VFD
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Rev. 4_2023
SDM(E) SERIES
DIRECT GAS-FIRED MAKE-UP AIR HEATERS
Indoor and Outdoor installation
INSTALLATION AND OPERATION MANUAL
•
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www.nagasinnovation.com
1385, boul. Lionel-Boulet, Varennes, Québec J3X 1P7
Toll Free: 1 888 514-8007
Tel: 438 338-1101
Fax: 450 922-5900
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Table of Contents
Troubleshooting
Heater emergency shutdown
20
Fireye - Troubleshooting check list
22
Maxitrol - Troubleshooting check list
24
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Sdme series
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