53377-YF Visual Inspection Sight Glass Kit can be used with a standard vacuum pump or with the vacuum function on your R/R/R machine.
Easy to follow instructions will guide you through the use of either option.
Allows user to visually inspect the refrigerant in any R1234YF system and identify excess dye, oil or debris
Allows the user to extract a small portion of the refrigerant for actual visual inspection
Leak free, ball valve controlled and will allow the refrigerant extracted for the visual inspection to be deposited back into the system

Mastercool 53377-YF Kit Includes:

Refrigerant Oil Visual Inspection Sight Glass (53375)
1/4 fl-f x 17 mm-m R1234yf Adapter with Valve Core (84274)
60” Blue R1234yf Charging Hose (53376-601YF)
60” Red R1234yf Charging Hose (53376-603YF)
High Side R1234yf 12 mm-F x 17 mm Manual Coupler (83834)
Low Side R1234yf 12 mm-F x 14 mm Manual Coupler (83934)

SAVE TIME BY EASILY DETERMINING IF THE A/C SYSTEM NEEDS TO BE FLUSHED

The condition of the refrigerant in your A/C system is an important factor in the proper operation of all components and overall cooling efficiency. The only way to actually see the condition of the refrigerant in your vehicle’s A/C system is with the use of the Mastercool visual inspection sight glass.

Mastercool 53377-YF - R1234YF Visual Inspection Sight Glass Kit with R1234YF Manual Couplers

Part #: MAS53377-YF

Availability: Ships Out In 2-3 Weeks.

Retail Price:$200.00

Your Savings:$29.24(15%)

Our Price: $170.76

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Mastercool 53377-YF - R1234YF Visual Inspection Sight Glass Kit with R1234YF Manual Couplers

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