2
TABLE OF CONTENTS
The following terms are used throughout this manual, in addition to the CSA requirements to bring attention to the
presence of potential hazards, or to important information concerning the product:
Indicates an imminently hazardous
situation which, if not avoided, will result in
death, serious injury, or substantial property
damage.
Indicates an imminently hazard-
ous situation which, if not avoided, could result
in death, serious injury, or substantial property
damage.
Indicates an imminently hazardous
situation which, if not avoided, may result in minor
injury or property damage.
NOTICE: Used to notify of special instructions on
installation, operation, or maintenance which are
important to equipment but not related to personal
injury.
SPECIFICATIONS
Basic Description .................................................... 2
Performance & Specification Data .......................... 4
GENERAL SAFETY INFORMATION
Installation Codes ................................................ 2, 3
Special Precautions ............................................ 2, 3
INSTALLATION
Locating Units ..................................................... 5, 6
Combustion Air .................................................... 5, 6
Proper Clearances .............................................. 5, 6
Suspension of Units ............................................ 5, 6
Gas Piping ........................................................... 7, 8
ELECTRICAL CONNECTIONS ........... 9, 10, 11, 12, 13
VENTING ........................................... 14, 15, 16, 17, 18
OPERATION
Explanation of Controls and Operation ................. 19
Main Burner Orifice Schedule ............................... 20
Adjustments .......................................................... 20
TROUBLE SHOOTING GUIDE ................ 21, 22, 23, 24
WARRANTY ............................................................... 24
MAINTENANCE
Servicing & Cleaning ............................................. 25
IDENTIFICATION OF PARTS ................ 4, 6, 19, 26, 27
Replacement Parts ................................................ 27
INSPECTION SHEET ................................................ 28
See Identification of Parts throughout this manual.
NOTICE: It is the equipment owners responsibility to provide any scaffolding or other apparatus required to
perform emergency service or annual/periodic maintenance to this equipment.
DESCRIPTION
The Tubular Gas Fired Unit Heaters are a factory
assembled, power vented, low static pressure type
propeller fan unit heaters designed to be suspended
within the space to be heated. THESE HEATERS ARE
NOT TO BE CONNECTED TO DUCTWORK. The
designs are certified by CSA International as providing
a minimum of 80% thermal efficiency, and approved for
use in California. Do not alter these units in any way.
If you have any questions after reading this manual,
contact the manufacturer.
Figure 1 - Tubular Propeller Unit Heater
