Planned Maintenance

To be filled by Requester For Change Only,

Create Change De-activate Delete Re-

Activatewrite existing Maintenance

Plan:      

Start-up date (DD.MM.YYYY):      

Tag No. (Sort Field) PM Activity General Description (40 characters only) Main Work Center

D-3137 98wt% H2SO4 INJECTION TANK INSPECTION MS

Maint. Planning Category Order Type Activity Type Priority

PM - Maintenance Order 1P - Preventive Maintenance PRV - Preventive Maint. 3 - Long-term Plan

Reason for: Change De-Activation Deletion Re-Activation     Act. No

Sub Oper. No.

Work Center Operation Short Text (40 characters only)

No. of Pers

Act. Dur.

Total M/hrs Freq.

Annual Inspection

10 MS

Prepare necessary tools (wrenches, torque wrenches or hydraulic/pneumatic power torqueing tool, power grinder, power brushes, jet washers, etc.), materials (gaskets, flange bolts, cleaning equipment and tools, etc.), air handling equipment (blowers, exhausters), scaffolding/ platforms/ ladders, hazardous gas analyzer

2 4 8 1Y

20 MSPrepare Job Safety Hazard Analysis. Prepare personnel protective equipment (harness, coveralls, eye goggles, gloves, dust protectors / breathing apparatus)

2 0.5 0.5 1Y

30 MS Secure work permit. 1 1 1 1Y

40 MS Erect external scaffolding where needed. 0 0 0 1Y

50 MS

Perform quality inspection of tank externals. Ensure that all shell and roof plates outer surface and welds, pipe support clips, vertical ladders, stairways and platforms, shell stiffener and top angle, painting, Insulation and signs of gasket leaks, leaks from attached valves and /instrumentation, nozzles and manholes connections, breather valve with flame arrester, free vents, pressure relief valves, emergency vent cover, gauge hatch, air foam system piping, foundation bolts and nuts, reinforcing pads, earth lugs, settlement check pieces and other external components are free of corrosion, scale and dirt. Refer to VP-071061-106-Z-3131-202 - DESALINATION SYSTEM ATM TANK ASSEMBLY DRAWING

2 1 2 1Y

60 MS Dismantle scaffolding/platforms/ladders used during the cleaning and final inspection 2 1 2 1Y

70 MS Clean work area and close all safety and special permits. 2 0.5 1 1Y

80 MS Close maintenance work permit and attach all supporting documentation. 2 0.5 1 1Y

90 MS Also refer to WIP – Inspection and Overhauling of D-3137 98wt% H2SO4 INJECTION TANK(Optional)

Inspection and Overhauling during TAM10 MS Prepare necessary tools (wrenches, torque wrenches or

hydraulic/pneumatic power torqueing tool, power grinder, power brushes, jet washers, etc.), materials (gaskets, flange bolts, cleaning equipment and tools, etc.), air handling equipment (blowers, exhausters), scaffolding/

2 4 8 3Y

platforms/ ladders, hazardous gas analyzer

20 MSPrepare Job Safety Hazard Analysis. Prepare personnel protective equipment (harness, coveralls, eye goggles, gloves, dust protectors / breathing apparatus)

2 0.5 0.5 3Y

30 MS Secure work permit. 1 1 1 3Y

40 MS Apply mechanical and electrical isolations per Lock-out Tag-out procedure 2 1 2 3Y

50 MS Open all vents 2 0.5 1 3Y

60 MS Transfer content into clean tanks or drums. 2 2 4 3Y

70 MS Erect external scaffolding where needed. 0 0 0 3Y

80 MSBlind all nozzles. For nozzle details, refer to VP-071061-106-Z-3131-202 - DESALINATION SYSTEM ATM TANK ASSEMBLY DRAWING

2 2 4 3Y

90 MSOpen manways. Refer to VP-071061-106-Z-3131-202 - DESALINATION SYSTEM ATM TANK ASSEMBLY DRAWING

2 0.5 1 3Y

100 MS Ensure that the equipment is purged, drained, degassed and free of hazardous medium. 2 0.5 1 3Y

110 MSTest for hazardous gases using calibrated and certified Gas Analyzers. Oxygen content should pass industry and plant safety standards. Gas test periodically or as required.

2 0.25 0.5 3Y

120 MS Erect internal scaffolding where needed. 0 0 0 3Y

130 MS Initially flush internals to prepare for initial inspection. 2 0.5 1 3Y

140 MS Perform initial internal inspection to determine and list the scope of maintenance to be performed. 2 0.5 1 3Y

150 MSClean internals of scale and dirt using applicable means, equipment and tools: power brush, jet washer, scrubbing, others.

2 3 6 3Y

160 MS

Final Quality internal inspection and acceptance. Ensure that all shell, roof and bottom plates inner surface and welds, dip pipes, draw-off sump, deflector for air foam system and other internal components are free of scale and dirt. Refer to VP-071061-106-Z-3131-202 - DESALINATION SYSTEM ATM TANK ASSEMBLY DRAWING

2 1 2 3Y

170 MS Remove all tools, materials, and air handling equipment from vessel internal. 2 1 2 3Y

180 MSEnsure that all personnel have been evacuated and counter check against the approved and issued Confined Space Entry Permit and Authorized Personnel Entry List.

2 0.5 1 3Y

190 MS Remove all blinds, replace old nozzle gaskets and return to normal line-up. 2 2 4 3Y

200 MS

Close all manways. Replace old gaskets. Use calibrated torque wrenches or hydraulic/pneumatic power torqueing tool. Refer to Torque – Tension Relationship for ASTM A193 B7 Bolts and Studs or Torque Chart for ASTM A193 Grade B7 Studs. Return manhole cover insulation, as applicable.

2 1 2 3Y

210 OP Return all vents to normal line-up 2 0.5 1 3Y

220 MS Secure or retrieve all mechanical and electrical isolations per approved Lock-out Tag-out procedure 2 0.5 1 3Y

230 MS Perform leak testing as applicable 2 1 2 3Y

240 MS Dismantle scaffolding/platforms/ladders used during the cleaning and final inspection 2 1 2 3Y

250 MS Clean work area and close all safety and special permits. 2 0.5 1 3Y

260 MS Close maintenance work permit and attach all supporting documentation. 2 0.5 1 3Y

270 MS Also refer to WIP – Inspection and Overhauling of D-3137 98wt% H2SO4 INJECTION TANK(Optional)

Long TextAct. No Long Description

Related Materials:

Act. No Material No. Material Description Quantity

200 No information available GASKET, CHLOROPRENE RUBBER 3t (FOR 18” MANHOLE) 1

200 No information available STUD BOLT AND 2-HEX. NUT (FOR 18” MANHOLE) 8

For Providing additional information on Operation Long text, Materials, attach separate sheet(s).

Comments/ Remarks by Requester          

Requester

Name/ Employee No. Date (DD.MM.YYYY)           

Approval

Name/ Employee No. Position/ Title Date (DD.MM.YYYY)

                 

Administration (to be filled by Planning)Maintenance Planning Plan Type

JGSPC JGSOC Single-cycle

Strategy-based

Maintenance Plan No.

Maintenance Item No. Equipment No. Functional Location

No.

As Planned Start Date Call Horizon (%) Scheduling Period Scheduling Period

Unit       MON - Months

Comments/ Remarks by Planning

Input ByName/ Employee No. Date (DD.MM.YYYY)