Bryant OM11-19 User's Information Manual
Bryant OM11-19 User's Information Manual

Bryant OM11-19 User's Information Manual

Single package rooftop gas heating/ electric cooling units durapac plus series

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NOTE TO INSTALLER:
This manual should be left with the equipment owner.
WARNING: If the information in this manual
is not followed exactly, a fire or explosion
may result causing property damage, per-
sonal injury or loss of life.
— Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
— WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do
not use any phone in your building.
• Immediately call your gas supplier from a
neighbor's phone. Follow the gas sup-
plier's instructions.
• If you cannot reach your gas supplier,
call the fire department.
— Installation and service must be performed
by a qualified installer, service agency or
the gas supplier.
WARNING: Improper
alteration, service, or maintenance could cause prop-
erty damage, serious injury or death. Refer to this
manual. For assistance or additional information,
consult a qualified installer, service agency, or the
gas supplier.
WARNING: Before
maintenance, be sure main power switch to unit is
turned off. Electrical shock could cause serious injury
or death.
Your rooftop combination heating/cooling unit is equipped
with an automatic direct-spark ignition and induced-draft
combustion blower.
WARNING: Do not attempt to light by hand; seri-
ous injury or death may result.
user's information manual
SINGLE PACKAGE ROOFTOP
GAS HEATING/
ELECTRIC COOLING UNITS
installation,
adjustment,
performing
recommended
Cancels: OM11-19
TO LIGHT UNIT
WARNING:
1. Do not attempt to light by hand; personal injury
may result.
2. Before attempting to start the gas heating sec-
tion, familiarize yourself with all the proce-
dures that must be followed.
If you do not follow these instructions exactly, a fire or
explosion may result. Property damage, injury, or loss
of life could occur.
See Fig. 1 for location of gas valve. Refer to Fig. 2 while
proceeding through the following steps.
I. Step 1
Set room thermostat to the lowest temperature setting and
set SYSTEM switch to HEAT or AUTO. position.
II. Step 2
Close the manual gas valve.
III. Step 3
Turn off the electrical supply to the unit and install lockout
tag.
IV. Step 4
Remove the burner access panel.
V. Step 5
Move the control on the gas valve to the OFF position and
wait 5 minutes.
VI. Step 6
Move control on gas valve to ON position.
Fig. 1 — Typical Gas Valve Location
(581B090 Shown)
581B
DuraPac Plus Series
Sizes 036-150
1
3 to 12
/
Tons
2
OM11-22
3/15/02

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Summary of Contents for Bryant OM11-19

  • Page 1 WARNING: Do not attempt to light by hand; seri- ous injury or death may result. Cancels: OM11-19 TO LIGHT UNIT WARNING: 1. Do not attempt to light by hand; personal injury may result.
  • Page 2 STEP 1 STEP 4 SINGLE-STAGE VALVE TWO-STAGE GAS VALVE 3-Phase Models California Compliant 3-Phase 581B036-072072 581B036-060071 581B036-072115 581B036-060114 581B048-072150 581B048,060149 581B090-102125 Single Phase 581B090-120180 581B036-060072 581B090-150224 581B036-060115 581B120-150250 581B048,060150 Low NO 581B036-060060N 581B036-060090N 581B048,060120N STEP 6 STEP 8 STEP 2 TWO-STAGE GAS VALVE 3-Phase Models 581B036-072072...
  • Page 3 VII. Step 7 Replace the burner access panel. VIII. Step 8 Turn on the electrical supply to unit. IX. Step 9 Open the manual gas valve. X. Step 10 Set room thermostat selector slightly above room tempera- ture to start unit. The induced-draft combustion air fan will start.
  • Page 4 STEP 1 STEP 4 STEP 6 Fig. 3 — To Shut Unit Off STEP 2 TWO-STAGE GAS VALVE 3-Phase Models 581B036-072072 581B036-072115 581B048-072150 581B090-102125 581B090-120180 581B090-150224 581B120-150250 — — MAIN STEP 3 SINGLE-STAGE VALVE California Compliant 3-Phase 581B036-060071 581B036-060114 581B048,060149 Single Phase 581B036-060072 581B036-060115...
  • Page 5 20 x 20 x 2 ciency and improper performance if allowed to build up. CAUTION: If your unit makes unusual or espe- cially loud noises during heating, shut down the heat- ing section and call your qualified Bryant dealer. — —...
  • Page 6: Unit Panels

    See Fig. 1 and 5 and proceed as follows to inspect the combustion area and venting system of your unit. 1. Turn off gas supply to your unit. 2. Turn off electrical power to your unit. Install lockout tag on disconnect. 3.
  • Page 7: In Case Of Trouble

    BEFORE YOU CALL FOR SERVICE, CHECK FOR SEVERAL PROBLEMS THAT CAN BE EASILY SOLVED If insufficient heating or cooling is suspected: ) Check for sufficient airflow. Check the air filter for dirt. Check for blocked return- or supply-air grilles. Be sure they are open and unobstructed.
  • Page 8: Limited Warranty

    Company’s option, allow a credit in the amount of the then factory selling price for a new equivalent heat exchanger toward the retail purchase price of a new Bryant unit. FIVE-YEAR LIMITED WARRANTY ON COMPRESSOR ONLY — If a defect is...

This manual is also suitable for:

581b

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