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Read these instructions completely and carefully.
PERSONAL PROTECTION
EQUIPMENT (PPE)
Personal Protection Equipment (PPE) is
required whenever installing or servicing
this equipment. Always wear safety
glasses, gloves, protective boots or shoes,
long pants, and a long-sleeve shirt as
required when installing or servicing this
equipment.
1. If the information in these instructions are not followed exactly, a fire or explosion may result, causing property damage, personal injury
or death.
2. Installation and service must be performed by a qualified installer or service agency.
3. This unit is designed only for use with R-290 gas as the designated refrigerant.
THE REFRIGERANT LOOP IS SEALED. ONLY A QUALIFIED TECHNICIAN SHOULD ATTEMPT TO SERVICE!
• Propane is flammable and heavier than air.
• It collects first in the low areas but can be circulated by the fans.
• If R-290 is present or even suspected, do not allow untrained personnel to attempt to find the cause.
• The propane gas used in the unit has no odor.
• The lack of smell does not indicate a lack of escaped gas.
• If a leak is detected, immediately evacuate all persons from the store, and contact the local fire department to advise them that a
pro pane leak has occurred.
• Do not let any persons back into the store until the qualified service technician has arrived and that technician advises that it is
safe to return to the store.
• A hand-held propane leak detector ("sniffer") shall be used before any repair and/or maintenance.
• No open flames, cigarettes or other possible sources of ignition should be used inside the building where the units are located
until the qualified service technician and/or local fire department determines that all propane has been cleared from the area and
from the refrigeration systems.
• Component parts are designed for propane and non-incendive and non-sparking. Component parts shall only be replaced with
identical repair parts.
FAILURE TO ABIDE BY THIS WARNING COULD RESULT IN AN EXPLOSION, DEATH, INJURY AND PROPERTY DAMAGE.
P/N 3116321_A
BEFORE YOU BEGIN
U.S. & Canada 1-800-922-1919 • Mexico 1-800-890-2900 • www.hussmann.com
This refrigeration system uses hot
gas defrost and incorporates a
Normal Closed Solenoid. In order
to remove all the refrigerant for
service, the valve must be held
open while the refrigerant is being
evacuated. Failure to remove all
the refrigerant can cause a fire or
explosion.
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