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ATH15-501.0 (
Supplement to ATH15-500.10
)
August, 2021
INSTALLATION AND SERVICE MANUAL SUPPLEMENT
GAS HEAT OPTION WITH FURNACE MODEL DIGIT 11=6, 9, A, B, C, OR D
Packaged Ventilation/Dedicated Outside Air System (DOAS)
model MPR
ATH15-501.0
5H0899700001
THIS MANUAL IS THE PROPERTY OF THE OWNER.
PLEASE BE SURE TO LEAVE IT WITH THE OWNER WHEN YOU LEAVE THE JOB.
Improper installation, adjustment, alteration,
service or maintenance can cause property
damage, injury or death, and could cause
exposure to substances which have been
determined by various state agencies to cause
cancer, birth defects or other reproductive
harm. Read the installation, operating and
maintenance instructions thoroughly before
installing or servicing this equipment.
WARNING
FIRE OR EXPLOSION HAZARD
Failure to follow safety warnings exactly could
result in serious injury, death or property
damage.
Be sure to read and understand the installation,
operation and service instructions in this manual.
Improper installation, adjustment, alteration,
service or maintenance can cause serious
injury, death or property damage.
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.
• Leave the building immediately.
• Immediately call your gas supplier from
a phone remote from the building.
Follow the gas supplier’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
These instructions apply only to the gas control options identified on page 3.
• If the model MPR unit DOES NOT include the controls identified, these
instructions are not applicable and not to be used.
• If the model MPR unit DOES include a gas heat option with control
identified as applicable on page 3, these instructions must be used in
conjunction with the Installation & Service Manual, Literature
#ATH15-500.10 that shipped with the unit. Read those instructions
thoroughly before installing or servicing this equipment.
STOP