1. MEMO TO FILE
PABRIK UREA-1
NOMOR : IM – 4003 – 2120
Tanggal 01 Februari 2012
Revisi 00
Halaman 1/5
HISTORY UREA PLANT-1 TAHUN 2013
HISTORI PABRIK UREA-1 TAHUN 2013
TANGGAL J A M KEGIATAN KETERANGAN
01-01-
2013
00.00 RATE OPERASI 106% Maintenance:
03-01-2013 05.15 GB-303 Trip (Over Current) -Ganti Rotor GB-301 (ex AAF)
PABRIK UREA-1 SHUT DOWN TOTAL -Ganti pompa GA-402A (ex AAF)
05.30 Pabrik Ammonia-2 Shut Down Normal
GTG-1 Problem -Ganti V-Belt GA-201B
Stop GB-102B (Rencana stop GTG-1) -Ganti Bearing Motor GA-401B
06.20 Stop GB-102A, Stop GB-101 -Ganti Bearing Motor GF-201F
06.40 Stop GA-101A, Stop GA-101A -Ganti Bearing Motor GA-222F
Stop GA-603, GA-602, GA-2101A -Ganti Rubber coupling GD-201-2
Instrumen Air extra low, H/J PRCA-101 -Ganti Motor JD-301 (ex)
07.05 Power Black Out (masukkan power dari GTG-2)
-Check Ejector Tk-I EA-164
07.20 Power normal dari GTG-2 -Calibrasi PICA-403
-Pasang baru LICA-403
04-01-2013 18.05 Start GA-102A -Ganti AV flushing EMV-102
18.30 Start GA-101A -Ganti gasket flange u/s steam FA-703
21.55 Start GB-101 -Ganti gaske BV bp main steam GB102A
23.20 Start GB-102B -Repair BV steam pemanas FA-302
05-01-2013 04.35 Open EMV-103 Carbamate Run -Ganti BV bp main steam GB-101
06.35 Open EMV-102 -Ganti Gasket flange d/s CV EMV-103
06.40 Open EMV-101 -Repair BV disc. GA-201AB
10.30 Urea Prilled Rate:45% -Ganti BV drain steanm SL GA-2101
06-01-2013 14.00 Stop Feed GF-201 -WJC EA-404D

2. MEMO TO FILE
PABRIK UREA-1
NOMOR : IM – 4003 – 2120
Tanggal 01 Februari 2012
Revisi 00
Halaman 2/5
(Perbaii seal Agitator Dryer) -Tukar Motor GA-201D dgn GA-703B
17.35 Feed GF-201 A. C, D. -Repair BV Exhoust GA-102A
08-01-2013 08.35 PABRIK UREA-1 SHUD DOWN NORMAL -Kencangkan flange d/s disc.GA-102A
61-103 J Ganti Rotor (Vibrasi Tinggi)
08.35 Close EMV-101 Stop GB-102B -Repair valve sample point DA-203
08.50 Close EMV-102 Stop GB-101, GA-101A -Lepas pulley GA-201B Perbaiki shop
09.45 Close EMV-103 Stop GA-102A -Check Bearing Turbin GA-603
10.10 Stop GA-201B (perbaiki Pulley) -Ganti tubing oil PG GA-603
Washing Finishing -Service Ejector tk.2 EA-164 timur
12.00 Switch GA-603 ke GA-602B
11-01-2013 11.30 Drain Larutan DC-101
Tgl. 03-01-13
08.37- 61-103 J Trip (DGS HP Leak)
Tgl. 09-01-13
07.30-61-103J Trip (DGS LP in Leak)
Tgl.10-01-13
17.00- Start 61-103J
02.00 Amm First drop
Tgl.11-01-13
09.10- 61-103J Trip (DGS LP leak)
Tgl.15-01-13
02.00- NN3 First Drop
14.45 Drain Kristalizer ke FA-204
15-01-2013 16.45 Start GB-101
17.35 Start GA-102B
Start GA-101B
18.15 Start GB-102B
19.35 Open EMV-103 Carbamate run
21.50 Open EMV-102
22.00 Open EMV-101
16-01-2013 00.25 HPA Carry Over (PIA-106:15 KG/Cm2)
00.35 Close EMV-101, 102 Stop GA-101A
GA-102A diduga Disc/Check leak trough
02.05 Switsh GA-102 B ke GA-102A
02.30 Open EMV-102
02.38 Open EMV-101
11.40 Feed GF-201 (Urea Prilled)

3. MEMO TO FILE
PABRIK UREA-1
NOMOR : IM – 4003 – 2120
Tanggal 01 Februari 2012
Revisi 00
Halaman 3/5
17-01-2013 15.00 Start GB-102A
16.00 Rate 100%
05-02-2013 16.10 Cut rate 55% stop GB-102B (strategi NG)
13-02-2013 17.55 Start GB-102B
14-02-2013 08.40 Stop GB-102A (strategi NG)
15-02-2013 10.20 Start GB-102A
19-02-2013 09.30 Mechanical test 52-GF201E
20-02-2013 09.30 PLANT SHUT DOWN TOTAL Amm-2 normal shut down
(GTG-2 TRIP)
Washing Fiishing -Ganti breaket ruller JD-302
21-02-2013 17.50 Start GB-101 -Ganti return ruller JF-301
20.00 Start GA-102A -Ganti gasket bonet BV isolasi SV201
20.25 Open EMV-103 carbamate run -Ikat cover bawah EA-201
20.50 Start GA-101A -Calibrasi PICA-403
Start GB-102B -Service Gov.GB-101
22.35 Opn EMV-102 -Gant sanfa PA-923B
22.45 Open EMV-101 -Ganti gasket thermocouple Ti-102-4
22-02-2013 04.50 Feed GF-201 A, C, F -Psg chicago bypass prethik GF-201D
05.10 Prill Drop
07.40 Start GB-102A
09.30 Rate 100%
26-02-
2013
Shield Weld Cover bawah EA-201
28-02-2013 09.15 Rate 100 – 90% NSO Problem
10.00 Stop GB-102A rate 50%
28-02-2013 13.15 PLANT SHUT DOWN NORMAL ( NG )

4. MEMO TO FILE
PABRIK UREA-1
NOMOR : IM – 4003 – 2120
Tanggal 01 Februari 2012
Revisi 00
Halaman 4/5
Washing Finishing -Ganti oil FF-301 / JD-301 AB
01-03-2013 13.25 Start GA-102A -Test uncouple motor GA-202B
15.05 Open EMV-103 Carbamate run
17.30 Open EMV-102
17.40 Open EMV-101
20.40 PIA-106 arah turun (carry over)
Switch strainer GA-404
22.15 Close EMV-101, EMV-102
22.45 Open EMV-102
22.55 Open EMV-101
23.15 Close EMV-101, 102 (carry over)
Stop GA-101A
23.25 Close EMV-103
02-03-2013 00.25 Stop GA-404A Flushing strainer/casing -coupling GA-404B laslasan lepas dan
Las ulang.
03.10 Start GA-404A
03.25 Open EMV-103 Carbamate run
Start GA-101A
04.10 Open EMV-102
04.30 Open EMV-101
09.00 Feed GF-201 A, C, F 04-03-13 Ganti Coupling GA-404B(ex)
09.10 Prill drop
10.30 Start GB-102A
12.00 Rate 95%
06-03-2013 14.35 Start Feed 52-GF201E (new model)
08-03-2013 08.00 Stop GB-102A Ganti Dumped Valve TK-1
11-03-2013 09.10 Stop GB-2101D Ganti bearing motor

5. MEMO TO FILE
PABRIK UREA-1
NOMOR : IM – 4003 – 2120
Tanggal 01 Februari 2012
Revisi 00
Halaman 5/5
15-03-2013 08.00 Pasang 61-GB2001 pada posisi GB-2101D
GB-2101D amere abnormal (RST)
20-03-2013 18.15 GB-102A PG-972: 95kg/cm
2
Stop normal -piston rod macet dan harus potong
-Ring Piston hancur/liner tegores
-ganti cylender block/ liner
-Ganti Ring Piston tk-II baru
-ganti ring piston baru.
22-03-2013 08.00 GB-102B Ganti Ring Piston Baru
JD-3001 belt koyak & Washing Finishing

6. MEMO TO FILE
PABRIK UREA-1
NOMOR : IM – 4003 – 2120
Tanggal 01 Februari 2012
Revisi 00
Halaman 5/5
15-03-2013 08.00 Pasang 61-GB2001 pada posisi GB-2101D
GB-2101D amere abnormal (RST)
20-03-2013 18.15 GB-102A PG-972: 95kg/cm
2
Stop normal -piston rod macet dan harus potong
-Ring Piston hancur/liner tegores
-ganti cylender block/ liner
-Ganti Ring Piston tk-II baru
-ganti ring piston baru.
22-03-2013 08.00 GB-102B Ganti Ring Piston Baru
JD-3001 belt koyak & Washing Finishing