Mastercool 53377 - R134A Visual Inspection Sight Glass Kit with R134A Manual Couplers
Mastercool 53377 - R134A Visual Inspection Sight Glass Kit with R134A Manual Couplers

Mastercool 53377 - R134A Visual Inspection Sight Glass Kit with R134A Manual Couplers

Part No:MAS53377
Retail Price:$200.00
Our Price: $129.55

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  • 53377 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 R134a 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 Kit Includes:
  • Refrigerant Oil Visual Inspection Sight Glass (53375) 
  • Low side, 1/4” (7/16”-20) x 13 mm Retrofit Adapter (82274) 
  • 60” Blue R134a Charging Hose (53376-601) 
  • 60” Red R134a Charging Hose (53376-603) 
  • High Side R134a 14 mm-F x 16 mm Manual Coupler (82834) 
  • Low Side R134a 14 mm-F x 13 mm Manual Coupler (82934) 

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.

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