3
Safety and Warning Information
Use the YJACK® Series of Bluetooth sensing devices only as specified in this manual.
• Most governments and legal authorities require that HVAC technicians be trained and certified in
the safe and proper operation of HVAC tools, such as these instruments.
•
Read the entire User Manual before
using the instrument.
• Do not use the instrument if it is damaged. Before you use the instrument, inspect the case. Look
for cracks or loose components.
• The instrument contains no internal user serviceable parts, except for the AAA batteries.
• Do not open the instrument. Have the instrument serviced only by Ritchie Engineering Co. or
authorized service centers.
• Do not use the instrument if it operates abnormally. Protection may be impaired. When in doubt,
have the instrument serviced.
• Do not operate the instrument around explosive gas, vapor, or dust.
• Do not operate the instrument outside of its rated specifications, outlined later in this manual.
• The refrigerant database used in conjunction with these tools may include refrigerants classified as
flammable. If such refrigerants are selected, the operator may need additional certifications and/or
training. Consult your government and legal authority and comply fully with all requirements.
• Always wear eye and skin protection when working with refrigerants. Escaping refrigerant vapors
will present a freezing danger. Do not direct
refrigerant vapors venting from hoses towards the
skin.
Using Your YJACK® Devices
Powering the Device On
All YJACK® devices utilize the same power switch and either an integrated display or a status indicator
LED. Press and hold the power button to power on the device. Release the power button when the
display image changes or the status indicator LED illuminates.
When using the YJACK PATH®, numeric LEDs 1-8 will illuminate to indicate the number of YJACK™,
TITANMAX™ and P51-870 TITAN® devices within range.
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