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Injector Refrigerant Coupler Charger NAKAO Review

3

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Terrible

Revainrating 1 out of 5  
Rating 
1.0
❄️ Air Conditioning Tools & Equipment, 🔧 Automotive Tools & Equipment

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Description of Injector Refrigerant Coupler Charger NAKAO

◆Widely compatibility:This A/C Hand Turn Oil and Dye Injector with a Low Side Port Coupler ,quick snap-On 13 mm female connector to R134a manifold to work on car AC systems alike. Compatible with fluorescent dyes for leak monitoring, all oil types(POE, or mineral oil) and all home office AC and car AC systems. ◆Large capacity: 2 oz Push-in type, A/C Oil and dye injector refrigerant tools with snap quick coupler.1/4 oz-2oz / 7.5ml-60ml. It does not depend on a working compressor to get the oil or fluorescent dye into the system, one shot may cure and save a sickened compressor caused by low oil. ◆Easy to install:There are three parts: R134A snap quick coupler,check valve and oil cylinder。Firstly, check valve screwed onto cartridge and tightened. The inner and outer cylinders are tightened clockwise, and then a little 1/4 SAE threaded inner core is used to discharge a little air inside the blue tube. Connect the low-pressure port of the refrigeration system that needs to be refueled, and add the required amount of cooling oil to the inner and outer. ◆Wide range of functions: AC Oil and dye injector, hand turn filler injection tool , is a kind professional field service tool with aluminum alloy body, and brass connector on a piece of high pressure hose 1/4" female connector, make it compatible with most AC systems (if not, use CV23p for some 5/16" R410a systems). ◆Providing high quality and professional parts with great service.if you have any questions, please feel free to contact us by email for more information!We will solve it for you in the first time!.

Reviews

Global ratings 3
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Type of review

Revainrating 1 out of 5

DO NOT SCREW IT UP TO THE 2 OZ MARK

I tried using the product and using the vague instructions to figure out where to pour liquid into the cylinder and I ended up with the screw removed which I now have a paperweight behind $34 that could be used if they resize the product to prevent this.

Pros
  • Good product for the price
Cons
  • Little things

Revainrating 1 out of 5

Metal shavings in cylinder

When I first opened it to put oil in, I noticed metal shavings in the cylinder. I suspect it wasn't properly cleaned or deburred during manufacture. This is literally the last thing you want to cram into your AC system. I contacted the seller to try and fix it and they suggested I clean it. It's not clear how the rest is disassembled and the seller couldn't tell me how to disassemble it completely so I didn't use it.

Pros
  • Good thing
Cons
  • No

Revainrating 1 out of 5

The item was defective upon receipt and unusable.

I could not use the product. The inner piston rod was unscrewed from the end cap instead of pulling the piston into the cylinder. I couldn't unscrew the small end cap to add oil. I tried using the strap holder on the tube and pliers to block the channel on the cap but I couldn't remove the filler cap. Before using the tools, my son and I cut our fingers trying to remove the cap by hand.

Pros
  • Price
Cons
  • Some disadvantages