176-Planned Maintenance Period Management Procedure / 748
P
lanned Maintenance
P
eriod
Mana
g
e
m
ent
P
rocedure
BOS-PRD-2601.900402
Version CR(BOS-PRD-10.900402) . Original date: 28/05/2012. Version date: 31/12/2014. Valid version only on QMS site. Uncontrolled document when printed.
Procedure prepared by: BOS Technical Manager. Approved by: BOS Technical Manager. Validated by: BOS Quality Representative.
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4.
5
In
s
truction
s
f
or
w
or
k
li
s
t
p
re
p
aration
In order to document properly the Planned Maintenance Period specification,
Ma
s
ter
and
C
hie
f
En
g
ineer
shall
ensure that relevant information are detailed for each job of the worklist. The following lists, splitted by
type of job,
shall
be used as guidelines to document job details:
x
Mechanical jobs:
o
Pictures showing the complete equipment and parts/subassemblies included in the job;
o
References of related equipment documentation (maintenance manual, user’s manual,…). If
available in electronic format, documentation
should
be copied to a dedicated folder and
sent to the shipyard;
o
References of
all useful plans (general arrangements, detailed drawings with dimensions…)
;
o
Log sheet with manufacturer’s tolerances
.
x
Metal & Boiler maker jobs:
o
Pictures showing the complete equipment and parts/subassemblies included in the job;
o
References of all relevant plans and drawings (general arrangements, capacity plans,
detailed drawings with dimensions
…);
o
Details on dimensions (length, width, diameter) and materia
l (grade, scantling,…)
;
o
Sketches and/or schematic diagrams of the plate to be replaced and its location on ship
structure. A freehand drawing on a scanned sheet of paper is sufficient.
x
Piping jobs:
o
Pictures showing the complete equipment and parts/subassemblies included in the job;
o
References of all relevant plans and drawings (general arrangements, capacity plans, piping
layout, detailed drawings with dimension
s…);
o
Outside pipe diameter, length, number and types of bends (90° / 135° / ...);
o
Number and type of flanges (outer diameter/number of holes and hole spacing);
o
Type of fluid and nominal pressure;
o
Piping material and grade;
o
Indicate if bolt replacement is required and, if so, who will provide them (ship or shipyard).
176