Unitary products group DLAS Series Use And Care Instruction

Gas downflow furnace
Hide thumbs Also See for DLAS Series:

Advertisement

Quick Links

DLAS MODELS
(No Coil Cabinet)
FOR YOUR SAFETY -- Do not store or use flam-
mable liquids, vapors, or materials in the immediate
area near the furnace or other heating appliance.
Improper installation, adjustment, alteration, service
or maintenance can cause property damage, perĆ
sonal injury or loss of life. Installation and service
must be performed by a qualified installer, service
agency or the gas supplier.
Never attempt to modify this furnace. Fire, exploĆ
sion, or asphyxiation may result. If malfunction ocĆ
curs, obtain the assistance of a qualified service
agent.
Use and Care Instructions
Gas Downflow Furnace
DGAM, DGAT & DGPT MODELS
(With Built--in Coil Cabinet)
For
If not installed, operated, and maintained in
accordance with the manufacturer's instructions,
this product could expose you to substances in
fuel or from fuel combustion which are known to
the State of California to cause cancer, birth
defects or other reproductive harm. Also,
operation, installation and servicing of this
product could expose you to airborne particles of
glasswool fibers known to the State of California
to cause cancer through inhalation.
Before placing furnace in service, it must be
checked to make sure it is equipped for the
type of gas being used. The burner flame
must also be observed and adjusted if necesĆ
sary. Failure to observe this caution may reĆ
sult in unsafe operation, explosion, and/or
fire or asphyxiation. See sections Gas SupĆ
ply" and Combustion Air".
Use of furnace or air conditioning components
that are not included in the Underwriter's LabĆ
oratories certification of this appliance may
create a hazard, will invalidate the certificaĆ
tion, and will in many states make installation
illegal. UL listed air conditioning components
are specified on the furnace label.
035--15875--301 (1198)

Advertisement

Table of Contents
loading

Summary of Contents for Unitary products group DLAS Series

  • Page 1 035--15875--301 (1198) Use and Care Instructions Gas Downflow Furnace If not installed, operated, and maintained in accordance with the manufacturer's instructions, this product could expose you to substances in fuel or from fuel combustion which are known to the State of California to cause cancer, birth defects or other reproductive harm.
  • Page 2: Warranty And Responsibilities

    Pressure is reduced to stallation of the furnace flue as- system and any gas control 3 1/2” W.C. by the pressure regulator sembly (roof jack). in the gas valve. which has been under water. Unitary Products Group...
  • Page 3: Sequence Of Operation

    “HEAT” and/or the desired tem- ature limit switches. The lower open to a “low fire” position and perature setting. Set the ON-- limit switch is an automatic reset after a few seconds “step--open” OFF--FAN switch to “ON”. type. to “high fire”. Unitary Products Group...
  • Page 4 As long as flame is present, the temperature as set, check the light in- FIGURE 3 -- WHITE--ROGERS system will monitor it and hold the dicator, located behind the upper front GAS VALVE gas valve open. door of the furnace. Unitary Products Group...
  • Page 5: Gas Shutoff

    90 degrees from the gas switch to HEAT position and set FAN as shown in the Service Center List pipe, as shown in Figure 5. switch to AUTO position. included in the home owner envelope. Unitary Products Group...
  • Page 6 EXTENDING FROM THE END OF THE TO BECOME PRONOUNCED BURNER. TOO LITTLE PRIMARY AIR TOO MUCH PRIMARY AIR CORRECT AMOUNT OF PUSH SHUTTER ROD IN PULL SHUTTER ROD OUT PRIMARY AIR FIGURE 7 -- PROPANE GAS FLAME APPEARANCE Unitary Products Group...
  • Page 7: Motor Lubrication

    If ice has started to collect more healthful environment, but also on the roof jack crown, it should be indicates the presence of allow the system to operate more effi- carefully broken off. leaks in the heat exchanger. Unitary Products Group...
  • Page 8 We hope you follow these instructions and enjoy many years of trouble free service. If you have any questions, please feel free to contact the technical assistance hot line at 316/832--6450. Subject to change without notice. Printed in U.S.A. Copyright E by Unitary Products Group 1997. All rights reserved. 035--15875--301 (1198) P.I. Unitary...

This manual is also suitable for:

Dgam seriesDgat seriesDgpt series

Table of Contents