Hoses Connection; Safety Devices; Refrigerant And Lubricant - Personal Protective Equipment And Precautions - Snap-On ECO DUAL GAS Manuel D'instructions

Danger
Risk of explosion
 Ensure that you are only recovering from the fitting on the AC system.
 Some car manufacturers on the fuel intake manifold install a connector
identical to the A/C low pressure fitting.
Explosion can cause injury or death.
Warning
Risk of personal injury
 Do not operate equipment with damaged cord or hoses.
 Do not operate the unit if it has been damaged until it has been examined
by a qualified service personnel.
Damaged parts can cause injury or death.

HOSES CONNECTION

Hoses may contain refrigerant under pressure. Before disconnecting the quick coupler
verify the corresponding pressure in the service hoses (gauge).

SAFETY DEVICES

The machine is equipped with the following safety devices:
SAFETY PRESSURE SWITCH: Stops the compressor in case of excessive pressure.
SAFETY VALVE: Opens when the pressure inside the system reaches a level of pressure
above the estimated limits.
MAIN SWITCH: Connects and disconnects machine AC electrical power. Disconnect main
power cord from electrical power source before servicing.
ANY KIND OF TAMPERING OF THE SAFETY DEVICES MENTIONED ABOVE IS NOT
ALLOWED.
REFRIGERANT AND LUBRICANT - PERSONAL PROTECTIVE
EQUIPMENT AND PRECAUTIONS
Warning
Risk of personal injury
 Handle refrigerants and pressure vessles with caution.
 Wear safety glasses, gloves, and suitable clothing.
 Avoid contact with the skin.
Contact with refrigerant can cause health risks, blindness, and other physical
damage (frostbite).
Risk of equipment damage and personal injury
 Should be operated by certified personnel.
 Do not remove the seals of the safety valves and control systems.
 Do not use external tanks or other storage containers that are not
approved.
 Do not block air vents and ventilation equipment.
Improper use of equipment can cause equipment damage and personal injury.
PRECAUTIONS FOR HANDLING AND USE OF R134a AND R1234yf
FLUIDS
Warning
Risk of personal injury. Risk for handling pressurized R134a and R1234yf containers
 Avoid inhaling highly concentrated vapors.
 Avoid use of R134a and R1234yf near open flames and incandescent
elements.
INSTRUCTIONS MANUAL
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