| 1 | 2 | 3 | ||
|---|---|---|---|---|
| 1 | Invernizio Christian |
6-0 6-0 (W.O.) | 1-6 6-4 3-6 | |
| 16 | Lynn Federico |
0-6 0-6 (W.O.) | 6-3 3-6 7-6 | |
| Q | Hervier Hernan |
6-1 4-6 6-3 | 3-6 6-3 6-7 | |
| 1 | 2 | 3 | ||
|---|---|---|---|---|
| 2 | Marquioni Juan Pablo |
0-6 0-6 (W.O.) | 0-6 0-6 (W.O.) | |
| 15 | Leichner Horacio |
6-0 6-0 (W.O.) | 4-6 6-4 1-6 | |
| Q | Troncoso Enrique |
6-0 6-0 (W.O.) | 6-4 4-6 6-1 | |
| 1 | 2 | 3 | ||
|---|---|---|---|---|
| 3 | Macagno Salvador |
6-2 6-2 | 6-4 6-2 | |
| 14 | Juncos Javier |
2-6 2-6 | 6-0 3-6 6-3 | |
| Q | Rubinstein Pablo |
4-6 2-6 | 0-6 6-3 3-6 | |
| 1 | 2 | 3 | ||
|---|---|---|---|---|
| 4 | Damonte Fabian |
6-4 6-0 | 7-5 6-2 | |
| 13 | Castro Javier |
4-6 0-6 | 6-4 6-2 | |
| Q | Troncoso Marcelo |
5-7 2-6 | 4-6 2-6 | |
| 1 | 2 | 3 | ||
|---|---|---|---|---|
| 5 | Troncoso Felipe |
6-0 6-0 (W.O.) | 7-5 6-1 | |
| 12 | Larriva Walter |
0-6 0-6 (W.O.) | 0-6 0-6 (W.O.) | |
| Q | Paez Fabian |
5-7 1-6 | 6-0 6-0 (W.O.) | |
| 1 | 2 | 3 | ||
|---|---|---|---|---|
| 6 | Perez Fernando Raul |
7-6 6-1 | 6-4 6-2 | |
| 11 | Chocobar Gustavo |
6-7 1-6 | 5-7 0-6 | |
| Q | Diorio Patricio |
4-6 2-6 | 7-5 6-0 | |
| 1 | 2 | 3 | ||
|---|---|---|---|---|
| 7 | Rossetto Norberto |
6-2 5-7 6-3 | 0-6 0-6 (W.O.) | |
| 10 | Buffagni Alberto |
2-6 7-5 3-6 | 6-4 6-0 | |
| Q | Acuña Jose Eduardo |
6-0 6-0 (W.O.) | 4-6 0-6 | |
| 1 | 2 | 3 | ||
|---|---|---|---|---|
| 8 | Palacios Daniel |
6-4 6-2 | 6-3 6-0 | |
| 9 | Brizuela Mariano |
4-6 2-6 | 0-6 0-6 | |
| Q | Rojas David |
3-6 0-6 | 6-0 6-0 | |
