Contents
Main
UNVENTED (VENT-FREE) GAS LOG HEATER
Air for Combustion and Ventilation
SAFETY INFORMATION
WARNINGS
TABLE OF CONTENTS
SAFETY INFORMATION
LOCAL CODES
UNPACKING
OPTIONAL REMOTE CONTROL ACCESSORIES
PRODUCT IDENTIFICATION
PROVIDING ADEQUATE VENTILATION
PRODUCT FEATURES
OPERATION
SAFETY DEVICE
PIEZO IGNITION SYSTEM
DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION
Determining if You Have a Confined or Unconfined Space
.
or applicable local codes
National Fuel Gas Code, ANSI Z223.1/NFPA 54 Sec- tion 5.3
VENTILATION AIR
Ventilation Air From Inside Building
Ventilation Air From Outdoors
INSTALLATION AND CLEARANCES FOR VENT-FREE OPERATION
CHECK GAS TYPE
LOG SIZING REQUIREMENTS
Minimum Clearances For Side Combustible Material, Side Wall, and Ceiling
Example:
IMPORTANT:
If Using Mantel
Between 8" and 12"
MANTEL CLEARANCES
Determining Minimum Mantel Clearance
Determining Minimum Mantel Clearance When Using a Hood
FLOOR CLEARANCES
INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION
(Remote-Ready Models Only)
Area of Various Standard Round Flues
INSTALLING HEATER BASE ASSEMBLY
Installation Items Needed
CONNECTING TO GAS SUPPLY
Installation Items Needed
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Connecting to Gas Supply
Pressure Testing gas Supply Piping system
CHECKING GAS CONNECTIONS
Pressure Testing Heater Gas Connections
INSTALLING LOGS
Models CSG3924NT, CSG3924PT, CSG3924NR, CSG3924PR, CTB3924NT, CTB3924PT, CTB3924NR and CTB3924PR
Models VRL24NR, VRL24PR, VRL30NR, VRL30PR, VRL24NT, VRL24PT, VRL30NT and VRL30PT
ATTACHING GRATE TO BASE ASSEMBLY
THERMOSTAT-CONTROLLED MODELS
FOR YOUR SAFETY READ BEFORE LIGHTING
LIGHTING INSTRUCTIONS
ADDING LAVA ROCK
TO TURN OFF GAS TO APPLIANCE
Shutting Off Heater
Shutting Off Burners Only (pilot stays lit)
THERMOSTAT CONTROL OPERATION
LIGHTING INSTRUCTIONS
REMOTE-READY MODELS
MANUAL LIGHTING PROCEDURE
FOR YOUR SAFETY READ BEFORE LIGHTING
TO TURN OFF GAS TO APPLIANCE
MANUAL LIGHTING PROCEDURE
OPTIONAL REMOTE OPERATION
Thermostat Control Operation
IMPORTANT
GHRC Series Operation:
GHRCTA Series Operation:
INSPECTING BURNERS
PILOT FLAME PATTERN
CLEANING BURNER INJECTOR HOLDERS AND PILOT AIR INLET HOLES
CLEANING AND MAINTENANCE
LOGS
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IMPORTANT
OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB
(THERMOSTAT-CONTROLLED MODELS ONLY) FOR MASONRY AND FACTORY-BUILT METAL FIREPLACE
SPECIFICATIONS
24" Remote-Ready 30" Remote-Ready
SPECIFICATIONS WIRING DIAGRAM (REMOTE-READY MODELS ONLY) SERVICE HINTS TECHNICAL SERVICE
SERVICE HINTS
When Gas Pressure Is Too Low
LOGS
ILLUSTRATED PARTS BREAKDOWN
THERMOSTAT-CONTROLLED VRL24NT, VRL24PT VRL30NT, VRL30PT CSG3924NT, CSG3924PT CTB3924NT, CTB3924PT
PARTS LIST
THERMOSTAT-CONTROLLED
PARTS LIST
REMOTE-READY VRL24NR, VRL24PR VRL30NR, VRL30PR CSG3924NR, CSG3924PR CTB3924NR, CTB3924PR
PARTS LIST
REMOTE-READY
PARTS LIST
REPLACEMENT PARTS
ACCESSORIES
OWNER'S REGISTRATION FORM
Please answer the following questions to register your product with DESA International:
Serial Number:
Note:
Date Purchased:
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NOTES
