| Features |
34288NI |
34788NI |
34788NI-H |
34988NI |
34998 |
| Fully-Automatic Function |
Semi-automatic, manual valves |
Yes |
Yes |
Yes |
Yes |
| Automatic Dye Inject: 1/4-oz during recharge, user-selectable |
- |
- |
- |
Yes |
Yes |
| Automatic Oil Drain: Shows amount of oil to replace |
Yes |
Yes |
Yes |
Yes |
Yes |
| Automatic Oil Inject, user-programmable |
18480 or 18490 syringe required |
Yes* |
18480 or 18490 syringe required |
Yes* |
Yes* |
| Refrigerant & Oil System Capacity Database for North American market vehicles |
Optional, 34412-E |
Optional, 34412-E |
Optional, 34412-E |
Optional, 34412-E |
Optional, 34001 |
| A/C System Refrigerant Flush (Flushing adapters not included) |
- |
Yes |
Yes |
Yes |
Yes |
| Save, print and store before and after service data |
No save, optional printer 30038 |
Yes, optional printer 30038 |
Yes, optional printer 30038 |
Yes, printer included |
Yes, Mopria Print Service wireless printing |
| Visual & Audible Alarm / Notifications |
- |
Yes |
Yes |
Yes |
Yes |
| Vacuum Leak Test and Monitoring |
- |
Yes |
Yes |
Yes |
Yes |
| Automatic Air Purge: Eliminates system-damaging air without monitoring gauges or opening valves |
Yes |
Yes |
Yes |
Yes |
Yes |
| Automatic Refrigerant Refill: Maintains a user-selectable amount of refrigerant in an internal vessel and signals when it's time to change the supply tank, no monitoring is required |
- |
Yes |
Yes |
Yes |
Yes |
| Vacuum Feature: Defaults to 15 mins, programmable up to 99 mins. "Remaining time" is displayed |
Yes |
Yes |
Yes |
Yes |
Yes |
| WiFi / Bluetooth capable |
Yes, requires 80211TMP or 80211VCI master kit |
Yes, requires 80211TMP or 80211VCI master kit |
Yes, requires 80211TMP or 80211VCI master kit |
Yes, requires 80211TMP or 80211VCI master kit |
WiFi, Bluetooth enabled from the factory |
| Display: Multilingual |
Yes, 4.3" 480x272 QVGA Color LCD |
Yes, 4.3" 480x272 QVGA Color LCD |
Yes, 4.3" 480x272 QVGA Color LCD |
Yes, 7" graphical LCD |
Yes, 10.5" hi-res touch screen |
| Refrigerant Charging |
Low side only |
High, low, or both sides |
High, low, or both sides |
High, low, or both sides |
123High, low, or both sides23123 |
| Refrigerant Management System: Displays refrigerant use & monitors remaining filter life. Prompts appear when 1/3 of filter life remains |
Yes |
Yes |
Yes |
Yes |
Yes |
| Electric Vehicle: Capable of servicing high voltage electric compressor A/C systems |
- |
- |
Yes |
- |
- |
| *34788NI uses one oil bottle; 34988NI and 34998 include two oil bottles and one UV dye bottle |