Compare Robinair A/C Machines

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34288NI 34788NI 34988NI 34788NI-H 34888HD
34288NI
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34788NI
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34988NI
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34788NI-H
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34888HD
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Refrigerant
R134a R134a R134a R134a R134a
A/C Service
Manifold Values
Yes - Panel valves Automatic Automatic - Not required Automatic - Not required Automatic - Not required
Recovery Efficiency
98.50% 98.50% 98.50% 98.50% 98.50%
Charge Accuracy
+/- .5 oz +/- .5 oz +/- .5 oz +/- .5 oz +/- .5 oz
Fast Service
Yes Yes Yes Yes Yes
Automatic Internal Tank Refill
No Yes Yes Yes No
Auto Oil Drain
Yes Yes Yes Yes Yes
Auto Oil Injection
No Yes Yes No Yes
UV Dye Injection
No No Yes No Yes
Air Purge
Automatic Automatic Automatic Automatic Automatic
A/C Component Flushing
No Yes Yes Yes No
Vacuum Leak Test
No Yes Yes Yes Yes
Nitrogen Leak Test
No No No No Yes
Vehicle Data
Optional Optional Optional Optional Optional
Service Record Storage
No Yes Yes Yes Yes
Refrigerant management
Yes Yes Yes Yes Yes
Display
5" x 9" Color, Graphical Display 5" x 9" Color, Graphical Display 7" LCD , Graphical Display 5" x 9" Color, Graphical Display 5" x 9" Color, Graphical Display
Integrated Refrigerant
No No No No No
Contaminated Refrigerant Removal Port
No No No No No
Vacuum Pump
1.5 cfm single stage ( 75 microns ) 1.5 cfm dual stage (35 microns) 1.5 cfm dual stage (35 microns) 1.5 cfm dual stage (35 microns) 1.5 cfm dual stage (25 microns)
Internal Tank
30 lb 30 lb 30 lb 30 lb 30 lb
Hose Length
9 ft 9 ft 9 ft 9 ft 9 ft
Printer
Optional Optional Yes Optional Optional
Notification Light
No Yes Yes Yes Yes
RJ45 Ethernet Connector
No No No No No
Audio
No No No No No
USB Port
Easy to Operate
Yes Yes Yes Yes Yes
Cord Wrap
Yes Yes Yes Yes Yes
Filter-Drier Capacity
150 lbs 150 lbs 150 lbs 150 lbs 300 lbs
Warranty
1 Year 1 Year 1 Year 1 Year 1 Year
Service
0ver 225 trained and certified service facilities 0ver 225 trained and certified service facilities 0ver 225 trained and certified service facilities 0ver 225 trained and certified service facilities 0ver 225 trained and certified service facilities
Meets SAE J-2788 Requirements
Yes Yes Yes Yes Yes
Meets SAE J-2843 Requirements
Yes No No No No