doc-20100622-163959

8/8/2019 doc-20100622-163959

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METHOD STATEMENT

SYSTEM : AIR CONDITIONING

PM6.01_E

Rev.1

Issued 12/1/53

PM6.01_E

of 4

METHOD STATEMENT FOR CHILLER INSTALLATION

1. GENERAL

1.1 This method statement describes the installation of chiller. Detail of the procedure contained

herein

may be modified based on the actual condition.

1.2 This method statement complies with manufacturer’s recommendation

2. Working Procedure

2.1 Installation of Chiller and vibration isolator.

a) Check builder’s works

b) Check unit no., type, capacity, model and flow direction of the chiller.

c) Check the dimensions of the chiller base, the fixing point and install expansion bolts in the

plinth

d) Check route lines direction of piping work, connection points and water flow direction

e) Check dimension and thickness of rubber pads for screw chiller (supply by manufacturer)

f) Check color code and operating height of spring isolators for centrifugal chiller. (supply by

manufacture)

g) Locate the chiller on the plinth with temporary supports at proper height

h) Install rubber pads or spring isolators at chiller base. Fix bolts, washers, nuts on rubber pads or

spring isolators and expansion bolts.

i) Remove temporary supports and level the chiller by adjusting spring isolator.

j) After installation, check visual appearance and mechanical security.

k) Protect the Chiller with plastic sheet.

l) Check the cleanness.

2.2 Installation of pipe work and accessories

a) Check builder’s works

b) Check route lines of the pipes run and connection points

c) Check valves, accessories and joints.

d) Check the longitudinal length of valves, pipe joints and accessories.

e) Fix pipe brackets.

f) Cut the black steel pipes to suitable length

g) Install the black steel pipes with valves, flexible connector and joints that suit to the clear space

at the proper height and position

h) Check flow direction of the flow switch

8/8/2019 doc-20100622-163959


METHOD STATEMENT


PM6.01_E

Rev.1

Issued 12/1/53

PM6.01_E

of 4

I) Install pressure gauges, flow switch, flow meter, thermometer and accessories.

j) After installation, check visual appearance and mechanical security.

k) Check the cleanliness and freedom from obstruction.

2.3 Installation of insulation

a) Check the surface area of chiller to be applied with insulation

b) Check the thickness of insulation required.

c) Check the Cleanliness and freedom from obstruction of the surface

d) Draw the sector on the insulation sheet and cut it.

e) Apply adhesive on the surface and wrap insulation

f) Apply adhesive at the edge of insulation for adjacent insulation sheet.

g) Check the cleanliness

h) Temporary protect by plastic sheet

i) Installation of insulation for chiller shall be made by specialists

3. Quality Controls

Preparing and installation work shall be perform in according with approved shop drawing and

acceptance by inspection and check list as per attachment

8/8/2019 doc-20100622-163959


METHOD STATEMENT


PM6.01_E

Rev.1

Issued 12/1/53

PM6.01_E

of 4

Chiller Installation Flow Chart

Start

Check Unit No. Type, Capacity Model and Flow Direction of The Chiller

Check Dimensions of chiller Base

Check Routing line of piping csorh, Connection Points and Water Flow Direction

Check Dimension and Thickness of Rubber Pads Screw Chiller

Check Color Code and Operating Height of Spring Isolators for Centrifugal Chiller

Locate The Chiller on The Punth with Temporary Support at Proper Height

Install Rubber Pads or Spring Isolators at Chil ler Base Fix bolts, Washers,

Nuts on Rubber Pads or Spring Isolators or Expansion Bolts

Remove Temporary Supports and Level The Chiller by Adjusting Spring Isolators

Install Pipes Work Valve and Accessories

Install of and Insulation

Check The Cleanness and Protect The Chiller With Plastic Sheet

END

8/8/2019 doc-20100622-163959


METHOD STATEMENT


PM6.01_E

Rev.1

Issued 12/1/53

PM6.01_E

of 4

CHECK LIST FOR CHILLER INSTALLATION

PROJECT NAME Ref

LOCATE Date / /

GRIDLINE :

REFER DRAWING NO. REV.NO.

ITEM DESCRIPTION INSPECTION AND TEST REQUIREDSTATUS หมาย

เหต SATISFIED UNSATISFIEDDD

1.

1.1

Material

Chiller

- Unit No. Physical Check

- Type Physical Check

- Capacity Physical Check

- Model Physical Check

1.2 Vibration Isolator

- Type Physical Check

- Model Physical Check

2. Installation

- Erase & Mounting point Physical Check

- Dimension & Connection Measuring & Physical Check

- Insulation Measuring & Physical Check

Note

Inspected By : Approved by :

Signature Signature

Name Name

Date Date

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