Do you have firewall between (I had similar issue some time back with same timeout, I was gently quided to my firewall settings

)
Mine login is looking like (FTPES - FTP over explicit TSL/SSH)
Code:
Status: Connecting to 192.168.xx.yyy:21...
Status: Connection established, waiting for welcome message...
Response: 220---------- Welcome to Pure-FTPd [privsep] [TLS] ----------
Response: 220-You are user number 1 of 50 allowed.
Response: 220-Local time is now 18:35. Server port: 21.
Response: 220-This is a private system - No anonymous login
Response: 220-IPv6 connections are also welcome on this server.
Response: 220 You will be disconnected after 15 minutes of inactivity.
Command: AUTH TLS
Response: 234 AUTH TLS OK.
Status: Initializing TLS...
Status: Verifying certificate...
Command: USER user1
Status: TLS/SSL connection established.
Response: 331 User user1 OK. Password required
Command: PASS **********
Response: 230-User ftp1 has group access to: client4 sshusers
Response: 230 OK. Current restricted directory is /
Command: SYST
Response: 215 UNIX Type: L8
Command: FEAT
Response: 211-Extensions supported:
Response: EPRT
Response: IDLE
Response: MDTM
Response: SIZE
Response: REST STREAM
Response: MLST type*;size*;sizd*;modify*;UNIX.mode*;UNIX.uid*;UNIX.gid*;unique*;
Response: MLSD
Response: AUTH TLS
Response: PBSZ
Response: PROT
Response: UTF8
Response: ESTA
Response: PASV
Response: EPSV
Response: SPSV
Response: ESTP
Response: 211 End.
Command: OPTS UTF8 ON
Response: 200 OK, UTF-8 enabled
Command: PBSZ 0
Response: 200 PBSZ=0
Command: PROT P
Response: 200 Data protection level set to "private"
Status: Connected
Status: Retrieving directory listing...
Command: PWD
Response: 257 "/" is your current location
Command: TYPE I
Response: 200 TYPE is now 8-bit binary
Command: PASV
Response: 227 Entering Passive Mode (192,168,xx,yyy,196,204)
Command: MLSD
Response: 150 Accepted data connection
Response: 226-Options: -a -l
Response: 226 9 matches total
Status: Directory listing successful
and as plain....
Code:
Status: Connecting to 192.168.xx.yyy:21...
Status: Connection established, waiting for welcome message...
Response: 220---------- Welcome to Pure-FTPd [privsep] [TLS] ----------
Response: 220-You are user number 2 of 50 allowed.
Response: 220-Local time is now 18:41. Server port: 21.
Response: 220-This is a private system - No anonymous login
Response: 220-IPv6 connections are also welcome on this server.
Response: 220 You will be disconnected after 15 minutes of inactivity.
Command: USER user1
Response: 331 User user1 OK. Password required
Command: PASS **********
Response: 230-User ftp1 has group access to: client4 sshusers
Response: 230 OK. Current restricted directory is /
Command: OPTS UTF8 ON
Response: 200 OK, UTF-8 enabled
Status: Connected
Status: Retrieving directory listing...
Command: PWD
Response: 257 "/" is your current location
Status: Directory listing successful