O
PERATIONAL
Handling Procedures
PRELIMINARY PRECAUTIONS
• Do not use any methods other than those recommended by the manufacturer to accelerate the defrosting process
or to clean the appliance.
•
e appliance must be stored in a room free from continuously operating open ames, ignition sources (e.g., an
operating gas appliance or electric heater), or other sources of ignition.
• Ensure that the appliance is stored in a way that prevents mechanical damage.
• Do not pierce or burn the appliance.
• Be aware that refrigerants used in this appliance may not have an odor, so leaks may not be immediately
detectable.
• Store the appliance in a well-ventilated area, ensuring the room size meets the minimum area requirements
speci ed for safe operation.
• Compliance with national gas regulations must be observed.
160 ft². Ensure that there are no obstacles in front of the machine and keep ventilation openings clear of any
obstructions.
• Servicing should only be carried out as recommended by the manufacturer.
• Any person working on or accessing the refrigerant circuit must hold a valid certi cate from an industry-accredited
authority, con rming their competence to handle refrigerants safely according to recognized industry standards.
• Maintenance and repairs requiring additional skilled personnel should be conducted under the supervision of a
person quali ed in the safe handling of ammable refrigerants.
Before starting work on systems containing flammable refrigerants, safety checks must be conducted to minimize the risk of
ignition. When repairing the refrigeration system, the following precautions must be observed before beginning work:
Work Procedure
All work should be carried out under controlled conditions to minimize the risk of flammable gases or vapors being
present while the work is in progress.
General Work Area
• All maintenance personnel and others in the vicinity must be informed of the nature of the work being conducted.
• Avoid working in confined spaces whenever possible.
• Section off the area around the workspace to restrict access.
• Ensure that the area is safe by controlling any flammable materials present.
No Ignition Sources
Anyone working on a refrigeration system that involves exposing any pipework containing or that has contained
flammable refrigerant must ensure that no ignition sources are used in a way that could lead to a fire or explosion.
All potential sources of ignition, including cigarette smoking, must be kept at a safe distance from the site of
installation, repair, removal, or disposal, where flammable refrigerant could be released into the surrounding area.
Before beginning work, inspect the area around the equipment to ensure there are no flammable hazards or ignition
risks. Ensure the area is either outdoors or well-ventilated before breaking into the system or performing any hot
work. Ventilation should be maintained throughout the work to safely disperse any released refrigerant, preferably
directing it safely to the outside atmosphere.
support@pdhvac.com | (800)-675-7410 | https://www.pdhvac.com/support/
I
NSTRUCTIONS
e minimum applicable area for this machine is
3
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