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Cool-Tech 34788
Shipping Weight: 235 lbs.
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The Cool-Tech 34788 combines simple operation with superior accuracy. It recovers, recycles, evacuates, leak tests, and recharges R-134a quickly and accurately. Fully automatic function lets you recover, vacuum, leak test, charge, and then walk away. Other features and functions:
  • Vacuum Leak Test
  • Automatic Refrigerant Refill
  • Automatic Air Purge
  • Automatic Oil Drain
  • Refrigerant Charging
  • Refrigerant Management
  • Vacuum Function


  • Recovers 20% More Refrigerant
  • Charge Accuracy +/- 1/2 Ounce
  • Control panel offers flat storage feature when not in use
  • Database expansion slot (Optional)
  • Two large tool storage areas
  • New 2X larger display makes the 34788 easier than ever to use
  • Built-in storage for extra filter
  • On-board storage for compressor oils
  • With Automated A/C Service

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Document Files
EPA Press Release English Other

English Operating Instructions

English Brochure

English User Manual

Spanish User Manual

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Video Files
Robinair Cart Family - 34988, 34788, 34288 A/C RRR

Robinair Cart Family - 34988, 34788, 34288 A/C RRR

Robinair 34788 Video

34788 Set Up and Operation Part 1

34788 Set Up and Operation Part 2

34788 Set Up and Operation Part 3