TGI_3819P51403A01_c0v0.pdf
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About this file
This document is a Task Group Instruction (TGI) for mechanical cleaning of the No. 3 Air Conditioning (A/C) Plant Condenser on the USS Blue Ridge (LCC-19), located in Air Conditioning Machinery Room No. 3. The detailed work instruction covers a comprehensive process including removing and reinstalling condenser water heads, performing a mechanical cleaning of the seawater side of the condenser, conducting a borescope inspection of all 332 tubes, installing new tube inserts and anodes, and completing a shop hydrostatic test at 270 PSIG using clean fresh water.
The TGI is part of a larger maintenance package for the USS Blue Ridge, with a planned work period from January 12, 2026 through December 13, 2027. The specific task involves Level III cleaning, visual inspections, and precise technical procedures including torquing fasteners, applying specific adhesives, and installing new gaskets and O-rings. The document includes multiple appendices detailing job summary information, material lists, and a deficiency form, with the work to be performed by contractors at Commander, Fleet Activities Yokosuka (CFAY) Naval Base in Japan.
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FOUO
FOUO: Public availability to be determined under 5 USC 552
TASK GROUP INSTRUCTION
AIM REV 20.11.4.0 (OCTOBER 2020)
TGI COMPONENT NAME: TYPE: PHASE: REPEAT: CHANGE:
NO.: #3 AC PLANT COND AY A 0 0
SHIP/HULL NO.: SHIP/HULL NAME: SYSTEM: PROJ/WO NO: CASREP CAT:
LCC-19 USS BLUE RIDGE 19P
CU PHASE TITLE:
F/O - ACCOMPLISH MECHANICAL CLEANING OF NO. 3 A/C PLANT CONDENSER
PREPARING ACTIVITY:
PREPARED BY: CODE PHONE DATE
REIYA KIMURA 234. 315-243-5507 09-MAY-2024
APPROVED BY: CODE PHONE DATE
HIDEO HARADA 234. 315-243-5176 09-MAY-2024
CONCURRED BY: CODE PHONE DATE
CONCURRED BY: CODE PHONE DATE
CONCURRED BY: CODE PHONE DATE
CONCURRED BY: CODE PHONE DATE
REASON FOR WORK/NEED FOR CHANGE:
CHANGE INSTRUCTIONS:
SPECIAL REQUIREMENTS:
CLEANLINESS FOR PIPING SYSTEM/EQUIPMENT LEVEL III.
WORK CERTIFICATION SIGNATURES
COMPLETION OF WORK REVIEW: BADGE NO.: SHOP/CODE: PHONE: DATE:
ACCEPTANCE OF COMPLETED WORK
PHYSICAL INSPECTION PHYSICAL INSPECTION COMPLETED: BADGE NO.: SHOP/CODE: PHONE: DATE:
REQUIRED:☐YES ☒NO
RECORDS REVIEW: BADGE NO.: SHOP/CODE: PHONE: DATE:
TGI NO.: #3 AC PLANT COND AY A 0
FOUO
SHIP: LCC-19 CHG/VER: 0/0
LIST OF EFFECTIVE PAGES
SHT NO. CHG NO. SHT NO. CHG NO. SHT NO. CHG NO. SHT NO. CHG NO. SHT NO. CHG NO.
1-5 J1 M1-3
QA28(1)
1. SCOPE/PURPOSE
1.1 Title: No. 3 Air Conditioning (A/C) Plant Condenser Mechanical Cleaning; accomplish
1.2 Location of Work:
1.2.1 Air Conditioning Machinery Room No. 3 (7-64-2-E)
1.3 Identification:
1.3.1 Quantity (One EA), Condenser, No. 3 A/C Plant
Mfr: YORK INTERNATIONAL CORPORATION Mfr ID: 376-67967 Number of Tube: 332 Tube Size: 3/4 Inch OD x 0.049 THK X 126 Inch LG Tube Material: 70-30 CNA Weight of Water head Inlet Outlet Head: 338 LBS Weight of Water head Return Head: 266 LBS
CAGE: 66935
APL: 043020362
1.4 Security Classification: None.
1.5 Initial Condition:
1.5.1 Potential Asbestos Hazard
1.6 Contractor work start date:
1.7 Contractor work completion date:
2. REFERENCES:
REF.
NO.
DOCUMENT
/DRAWING
NUMBER
DOCUMENT/DRAWING TITLE REV CHG
NO.
COPY
REQ’D
(Y/N)
SOURCE
DOC
(Y/N)
PARA SEC PG CHP
1 NSI FY-25 NAVSEA Standard Items - ORG N 2 LI FY-25 Local Standard Items - ORG N
3 TM S9514-
EL-MMA-010
AIR CONDITIONING PLANT, HFC-
236fa, 250-TON CAPACITY, LCC-
19 CLASS
5 N
4 TM S9086-
HY-STM-
010/CH-254
Condensers Heat Exchangers And Air Ejectors
7 N
5 TM S9AA0-
AB-GOS-
010/GSO
General Specifications for Overhaul of Surface Ships (GSO)
11 N
6 TM S9086-
RK-STM-
010/CH-505
Piping Systems 6 N
1/12/2026
6/12/2027
FOUO
SHIP: LCC-19 CHG/VER: 0/0
REF.
NO.
DOCUMENT
/DRAWING
NUMBER
DOCUMENT/DRAWING TITLE REV CHG
NO.
COPY
REQ’D
(Y/N)
SOURCE
DOC
(Y/N)
PARA SEC PG CHP
7 TM S9086-
RJ-STM-
010/CH-504
PRESS., TEMP. and Other Mechanical and Electromechanical Measuring Instruments
7 N
3. APPENDICES:
3.1. Appendix “J” TGI Job Summary Information Sheet
3.2. Appendix "M" TGI Material List
3.3. Appendix “D” Deficiency Form
4. GENERAL REQUIREMENTS:
4.1. Not Applicable
5. PROCEDURE:
5.1 Remove each condenser water head from the condenser listed in 1.3.1 in accordance with 2.3.
5.1.1 Restore each piping flange mating surface exposed by disassembly of piping system. Repair by removing each high spot, burr, abrasion, and foreign matter, where removal can be accomplished by a hand tool. Take precautions to maintain phonographic finish on each flange that has it.
5.1.2 Restore each mating surface exposed by condenser water head removal. Repair by removing each high spot, burr, abrasion, and foreign matter, where removal can be accomplished by hand tool.
5.1.3 Accomplish a visual inspection of each piping flange connection, condenser water head, and tube insert in accordance with 2.3. Allowable warpage, cracking, elongated/distorted bolt hole, missing thread, leakage path, and excessive corrosion: None.
5.1.3.1 Submit one legible copy, in hard copy or approved transferrable media, of a report listing results of the requirements of 5.1.3 to the SUPERVISOR.
5.2 Accomplish the mechanical cleaning of the seawater side of the condenser listed in 1.3.1 in accordance with paragraph 254-6.2 of 2.4, using 2.3 for guidance.
5.2.1 Remove each existing tube insert from the inlet end of the tubes.
5.2.2 Ensure General Cleaning must be Level III in accordance with Section 505j2 of 2.5.
5.3 Accomplish a borescope inspection of each internal surface on a total of 332 tubes (100 percent) for the condenser listed in 1.3.1 in accordance with Paragraph 254-2.6.4.3 of 2.4. Allowable marine growth, scale, and mineral deposit: None.
(V) "BORESCOPE INSPECTION"
5.4 Install each condenser water head to the condenser listed in 1.3.1 in accordance with 2.3.
5.4.1 Remove existing, fit and install each new zinc anode to each water head.
5.4.2 Remove existing and install each new gasket and O-ring. Material must conform to each specification in Figure 7-14 of 2.3.
FOUO
SHIP: LCC-19 CHG/VER: 0/0
5.4.3 Install each new tube insert to the inlet end of the tubes.
5.4.3.1 Apply adhesive conforming to MMM-A-189, Class 2 on each tube insert.
5.4.4 Torque each fastener in accordance with 2.3.
5.4.4.1 Submit one legible copy, in hard copy or approved transferrable media, of a report listing results of the requirements of 5.4.4 to the SUPERVISOR.
5.5 Accomplish testing of the condenser listed in 1.3.1 in accordance with 2.6.
5.5.1 Each master and backup test gage must conform to gage range and graduation shown on Table 504-6-1 of
2.7. The backup gage must be cross-checked to the master hydrostatic test gage up to the maximum test pressure just prior to start of testing. Master and backup gages must track within 2 percent of each other.
5.5.2 Accomplish a shop hydrostatic test for tube side of the condenser for evidence of external leakage and/or deformation. Allowable external leakage and/or deformation: None.
(V)(G) “VISUAL INSPECTION - SHOP HYDROSTATIC TEST”
5.5.3 Install each vent/drain piping to water heads prior to beginning hydrostatic test.
5.5.4 The tube side test pressure is 270 PSIG.
5.5.5 The test medium is clean fresh water.
5.5.6 Document shop hydrostatic test results on QA Form 28, Enclosure-01-1.
5.5.7 Ensure General Cleaning must be Level III in accordance with Section 505j2 of 2.5.
5.5.8 Install new label plate on the condenser engraving the hydrostatic test pressure and date tested.
5.6 Accomplish the requirements of 009-32 of 2.1 for new and disturbed surface.
5.7 Notes:
5.7.1 Planner: Code 234 R. Kimura, 243-5507
Planner: Code 232 R. Muramoto, 243-0089 Planner: Code 233 S. Ogawa, 090-6170-8579
5.7.2 Work Integration Manager (WIM): C333 T. Yaginuma, 080-5419-0598
5.7.3 Refrigerant work including leak check will be covered by TGI 3819P14202A01.
5.7.4 This TGI meets the intent of LCC CSWT File No. 514-002.
5.7.5 JCN EA05-ZAG3 is related to this TGI.
5.8 Government Furnished Material (GFM):
5.8.1 SRF-JRMC will provide GFM listed in Appendix “M”.
5.9 SRF-JRMC will provide following Service Work (TGI).
5.9.1 [C740] Crane and rigging service.
FOUO
SHIP: LCC-19 CHG/VER: 0/0
5.9.2 [X99E] Utility service, electrical.
5.9.3 [X99M] Utility service, except electrical.
5.9.4 [C106.1] Safety inspection for SRF-JRMC employees.
5.9.5 [C106.2] Gas free inspection for SRF-JRMC employees.
5.9.6 [C133] QA inspection for (G) symbols.
FOUO
J-1
SHIP: LCC-19 CHG/VER: 0/0
APPENDIX "J"
TGI JOB SUMMARY INFORMATION SHEET
SYSTEM: PLANT NO.: COMPONENT NAME: TYPE: PHASE: REPEAT: CU PH
VERSION:
CASREP
CAT:
#3 AC PLANT COND AY A 0 0
CU PHASE TITLE:
F/O - ACCOMPLISH MECHANICAL CLEANING OF NO. 3 A/C PLANT CONDENSER
PRIMARY COMPONENT:
COMPONENT UNIT LIST (FOR ASSEMBLIES):
#3 AC PLANT AE #3 AC COND/CHILLER CN
ATTACHMENT LIST:
1. ENCLOSURE-01 (3819P51403A01-QA28.docx) saved on 08-MAY-2024 0000.
ZONE MANAGER: ZONE: COMPARTMENT: LEVEL: FRAME: SIDE:
YAGINUMA ,TAKEHIDE
JO: KO: TOTAL MAN HRS: PLANNING ACCEPTANCE:
3819P51403 A01
TOTAL MAT’L COST TOTAL DURATION:
CU PHASE DESCRIPTION:
The purpose of this TGI is to accomplish mechanical cleaning of No. 3 Air Conditioning (A/C) Plant Condenser.
Location of Work:
Air Conditioning Machinery Room No. 3 (7-64-2-E)
TASK NAME
SHOP TSD/WC TS CREW# MHRS
HIGH RAD
HOURS
RC
GRID#
5.1 BLRM HRs, INSL HRs, ELEC HRs, PFTR HRs 22 KE PC
5.2 BLRM HRs 22 KE PC
5.3 BLRM HRs 22 KE PC
5.4 BLRM HRs 22 KE PC
5.5 BLRM HRs, INSL HRs, ELEC HRs, PFTR HRs 22 KE PC
5.6 PNTR HRs, QA HRs 22 KE PC
CFM: $ for marine chemist cost, asbestos sampler and analysis cost, covering material, paint, label plate material and other consumable material (MISC).
22 MQ CS
Process Funding Document 10 CT OM
FOUO
M-1
SHIP: LCC-19 CHG/VER: 0/0
APPENDIX “M”
TGI MATERIAL LIST
SYSTEM: PLANT NO.: COMPONENT NAME: TYPE: PHASE: REPEAT: CU PH
VERSION:
CASREP
CAT:
#3 AC PLANT COND AY A 0 0
CU PHASE TITLE:
F/O - ACCOMPLISH MECHANICAL CLEANING OF NO. 3 A/C PLANT CONDENSER
MATERIAL REFERENCES
REF
NO.
DOCUMENT/DRAWING
NUMBER
DOCUMENT/DRAWING TITLE REV
1 S9514-EL-MMA-010
JOB ORDER: KEY OP:
3819P51403 A01
MATERIAL LIST
ITEM
NO.
PC
NO.
REF
NO.
M
C DESCRIPTION
STOCK
NUMBER
GENERIC
MATL
TYPE LVL QA
HAZ
MAT
DOC
NO.
QTY
REQD/
UNIT
QTY
USED/
UNIT
300 M SEALER,CHEMICAL, ORDERED
FOR CONTRACTOR
ORIG: CODE 233, S. OGAWA
090-6170-8579
9B 6850 011329623 NA 4 Y 41135158 1/CN
301 M LUBRICANT,THREAD,
ORDERED FOR CONTRACTOR
ORIG: CODE 233, S. OGAWA
090-6170-8579
9B 9150 015976309 NA 4 Y 41135166 1/CN
400 1 M O-RING, C234 R.KIMURA, 243-
ORDER FOR KTR
SEAL, O-RING,
S9514-EL-MMA-010, FIG 7-14-2
9B 5331 002518839 NA 4 N 41295281 10/EA
401 1 M INSERT,TUBE FITTING, C234
R.KIMURA, 243-5507
ORDER FOR KTR
MATERIAL: INSERT, TUBE
FITTING
S9514-EL-MMA-010,FIG 7-1-77
9B 4730 011819598 NA 4 N 41295048
350/EA
NOTES:
FOUO
M-2
SHIP: LCC-19 CHG/VER: 0/0
MATERIAL LIST
ITEM
NO.
PC
NO.
REF
NO.
M
C DESCRIPTION
STOCK
NUMBER
GENERIC
MATL
TYPE LVL QA
HAZ
MAT
DOC
NO.
QTY
REQD/
UNIT
QTY
USED/
UNIT
403 1 M O-RING, ORG: C234 R.KIMURA,
243-5507
ORDER FOR KTR
O-RING
S9514-EL-MMA-010, FIG 7-14-4
9B 5331 006413763 NA 4 N 41295282 10/EA
404 M ANODE,CORROSION PRE,
C234 R.KIMURA, 243-5507
ORDER FOR KTR
MATERIAL:
ANODE,CORROSION,
PREVENTIVE
SIZE: 0.840" OD X 72" LG
9B 5342 008136055 NA 4 N 41295283 1/EA
405 M GASKET, RUBBER GASKET,
SIZE: 3FT X 4FT X 1/8"THK,
SPEC: ASTM 2000D, M2-AA603-
A13-B13-EA14,
DWG: 804-5284201-S12,
CERTIFICATION SHEET
REQUIRED,
DO NOT CROSS TO NSN: 5330-
01-490-5044 (QDR SUBMITTED)
ORDERED FOR KTR
ORG: C234 R.KIMURA, 243-
9B 5330 LL4598269 NA 4 N 1/SH
406 1 M GASKET, ORG: C234
R.KIMURA, 243-5507
ORDER FOR KTR
MATERIAL: GASKET RUBBER,
NOMEN: S9514-EL-MMA-010,
FIG 7-14-15
9B 5330 010425984 NA 4 N 41295284 1/EA
407 1 M SEAL,NONMETALLIC ST, ORG:
C234 R.KIMURA, 243-5507
ORDER FOR KTR
MATERIAL: GASKET RUBBER,
NOMEN: S9514-EL-MMA-010,
FIG 7-14-14
9B 5330 010422696 NA 4 N 41295049 1/SP
408 M ADHESIVE, ADHESIVE FOR
RUBBER
ORIG: C234 R.KIMURA, 243-
ORDERED FOR KTR
9B 8040 008419773 NA 4 Y 41295062 2/PT
409 M ADHESIVE, ADHESIVE FOR
CLOTH,
ORDERED FOR KTR
ORIG: C234 R.KIMURA, 243-
9B 8040 002738708 NA 4 Y 41295059 1/GL
410 M INSULATI, INSULATION, PIPE,
BRAND: K-FLEX ECO,
SPECIFICATION COMPLIANCE:
EB 4013,
FOR 5" IPS,
SIZE: 5-1/2" ID X 3/4" THK X 6
FT LG,
UI: EA/6 FT(ONE CONTINUOUS
LENGTH REQUIRED),
MATL: NON-HALOGEN,
2EA/BOX. *MUST BE ORDERED
IN MULTIPLES OF 2EA*
ORIG: C234, R.KIMURA, 243-
ORDERED FOR KTR
9B 5640 LL9607849 NA 4 N 2/EA
FOUO
M-3
SHIP: LCC-19 CHG/VER: 0/0
MATERIAL LIST
ITEM
NO.
PC
NO.
REF
NO.
M
C DESCRIPTION
STOCK
NUMBER
GENERIC
MATL
TYPE LVL QA
HAZ
MAT
DOC
NO.
QTY
REQD/
UNIT
QTY
USED/
UNIT
411 M INSULATI, INSULATION, PIPE,
BRAND: K-FLEX ECO,
SPECIFICATION COMPLIANCE:
EB 4013,
FOR SIZE: 6" IPS,
SIZE: 6-5/8" ID X 3/4" THK X 6FT
LG,
UI: EA/6 FT(ONE CONTINUOUS
LENGTH REQUIRED),
MATL: NON-HALOGEN,
2EA/BOX. *MUST BE ORDERED
IN MULTIPLES OF 2EA*
ORIG: C234, R.KIMURA, 243-
ORDERED FOR KTR
9B 5970 LL9607850 NA 4 N 2/EA
412 M INSULATION SHEET,
INSULATION, FLAT SHEET,
BRAND: K-FLEX ECO,
SPECIFICATION COMPLIANCE:
EB 4013, FOR SIZE: 36”W X
48”L X 3/4” THK, MATL: NON-
HALOGEN,
**GSA ADVANTAGE
AVAILABLE**
8SH/BOX.
ORDERED FOR KTR
ORIG: C234 R.KIMURA, 243-
9B 5640 LL9607854 NA 4 N 2/SH
413 M ADHESIVE, ADHESIVE FOR
TUBE INSERT
ORIG: C-234 R.KIMURA, 243-
ORDERED FOR KTR
9Q 8040 005437170 NA 4 Y 41295285 2/PT
414 M GASKET, RUBBER GASKET,
SIZE: 3FT X 4FT X 1/8"THK,
SPEC: ASTM 2000D, M2-AA603-
A13-B13-EA14,
DWG: 804-5284201-S12,
CERTIFICATION SHEET
REQUIRED,
DO NOT CROSS TO NSN: 5330-
01-490-5044 (QDR SUBMITTED)
ORDERED FOR KTR
ORG: C234 R.KIMURA, 243-
9B 5330 LL4598269 NA 4 N 1/SH
FOUO: Public availability to be determined under 5 USC 552 SHEET_____OF_____
☐ NUCLEAR APPENDIX "D"
DEFICIENCY FORM
☐ NON-NUCLEAR
1. SHIP/HULL NO.: 2a. DL or DR No.
(Circle One)
2b. REVISION: 3a. COMPONENT NAME: 3b. TYPE: 3c. PHASE: 3d. REPEAT:
LCC-19 #3 AC PLANT COND AY A 0
4a. ICN: 4b. KEY OP: 5. LOC SPACE/LVL: FRAME: P/S/C: 6. CAUSED BY:
3819P51403 A01
7. DESCRIPTION:
8. ORIGINATOR: NAME: BADGE: SHOP/CODE: DATE: PHONE NO.:
9. CORRECTIVE ACTION:
10. EVALUATOR: NAME: BADGE: SHOP/CODE: DATE: PHONE NO.:
FOR NON-NUCLEAR USE ONLY
11. RFD/RFW REQ’D ☐ LAR REQ'D ☐
ILS MOD REQ’D ☐
SRD/PLAN REV REQ'D ☐
DWG NO.: _____________________ S/A NO.: ___________________
12. ISOLATION SIGN: BADGE: SHOP/CODE: DATE: PHONE NO.:
SATISFACTORY:
13. SUBSAFE OQE RECORD? SIGN: BADGE: SHOP/CODE: DATE: PHONE NO.
YES ☐ NO ☐
14. CORRECTIVE ACTION SIGN: BADGE: SHOP/CODE: DATE: PHONE NO.
COMPLETE:
15. INSPECTION REQ’D? INSPECTION COMPLETE/SIGN: BADGE: SHOP/CODE: DATE: PHONE NO.
_________:YES ☐ NO ☐
16. RECORDS REVIEW SIGN: BADGE: SHOP/CODE: DATE: PHONE NO.
COMPLETE (DR ONLY)
DL’s ISSUED
(DR ONLY)
FOUO: Public availability to be determined under 5 USC 552 SHEET_____OF_____
☐ NUCLEAR Deficiency Form Continuation Sheet ☐ NON-NUCLEAR
1. SHIP/HULL NO.: 2a. DL or DR No.
(Circle One) 2b. REVISION: 3a. COMPONENT NAME: 3b. TYPE: 3c. PHASE: 3d. REPEAT:
LCC-19 #3 AC PLANT COND AY A 0
COMUSFLTFORCOMINST 4790.3 REV D CHG 3
07 Nov 2023
SHOP TEST RECORD Page 1 of 1
QA FORM 28 Planning must fill in blocks identified by a prior to issuing
1. SHIP HULL NO. 2. JCN 3. LWC/SHOP 4. CWP/REC SER NO. 5. SYSTEM/COMPONENT/ROTATABLE POOL SER NO.
USS BLUE RIDGE LCC19 EA05-ZAG3 KTR N/A No. 3 Air Conditioning Plant Condenser
6. REFERENCES: TEST REF (E.G., MS, TECH MAN) & OTHER REFS (E.G., VLV DWG) 7. TEST GAGE RANGE /INSTRUMENT USED SERIAL NO. CAL DUE DATE 8. RELIEF VLV SET POINT
A. TM S9514-EL-MMA-010 Rev. 5
B.
C.
D.
9. TEST REQUIREMENTS & RESULTS
TEST TYPE KEY H = STRENGTH AND POROSITY/ELEVATED PRESSURE TEST J = MECHANICAL JOINT TIGHTNESS ST = SEAT TIGHTNESS OP = OPERATIONAL O = OTHER
(SPECIFY): ______________________
TE
ST
T Y
PE
(S
EE
K
EY
) PARAGRAPH
DESCRIBING
VALVE POSITION
AND POINT OF
ENTRY
REF
LTR
GAGE
USED
(LTR
FROM
BLK 7)
REQUIRED
MEDIUM
MEDIUM
USED
REQUIRED
PRESSURE
ACTUAL
PRESSURE
MINIMUM
DURATION
ACTUAL
DURATION
ALLOWED
LEAKAGE
ACTUAL
LEAKAGE SAT/UNSAT SIGNATURE, BADGE NO. & DATE
H 5.5 A Clean Fresh Water
270 PSIG 30 minutes None
10. REMARKS. (CRAFTSMAN/QAI SUBMIT A DF TO RESOLVE UNSAT DATA)
11. QA INSPECTOR/SHOP SUPERVISOR SIGNATURE/BADGE NO. (RECORD
REVIEWED FOR FINAL ACCEPTANCE)
DATE 12. QAS SIGNATURE/BADGE NO. (RECORD HAS BEEN REVIEWED FOR
COMPLETENESS)
DATE
3819P51403A01 ENCLOSURE-01-1 TOTAL 1
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