MAPNA Drilling Company

 Phase 11 of South Pars gas field development field in the persian gulf is under reconstract and development and mapna MD-1 driilling rigs operated for rigging activities , ARMANIK was responsible for designing , producing ,installing , copper piping ,commissioning of a new  condensing unit and air handling unit for galley and canteen area:




Technical challenges (among other contractors)

Shock, vibration and EMC requirements

Vulnerability requirements for certain systems

Space constraints for the routing & handling and transporting of ACCU & AHU ,pipe-work and insulation.

Sound level restrictions

Incompatibility of new equipment and control system with some existing equipment

Complete the machine instrumental shortage


Time schedule limit

HSE regulations



Scope of work


ARMANIK’s scope of work for the above project comprised:



Co-writing technical specifications ,site visit and general arrengement.



Complete followed by delivery, installation, commissioning, FAT, HAT, SAT,training activities.


System and process was constructed by MAPNA drilling  co in tpersin gulf. .


Scope of suuply & service

1 x Air handling unit & condensing unit  with heating , cooling & hyumidity  control panel and monitoring 

Among several smaller items of equipment, the following main services was supplied.
Site Visit, Check Foundations, AHU & ACU Visual Check, Find Out Piping & Cabling Route.
Design Interconnection Copper Pipe  Size& Route For Liquid &Suction Line
Material Take Off Configuration Including Copper Pipe , Elbow ,Connectors, Support, Insulation,…
Hanging & Installation AHU units on Base Frame With Vibration Absorbers Pad 
Reassembling Ahu's Section By Stiffeners
Hanging & Installation ACCU units on Base Frame With Vibration Absorbers Pad 
Pipe Cutting , Fitting , Install Pipe Support ,Silver Brazing ,painting ,…. For Each Circuit .
Washing Circuits By Refrigerant R141-B
Nitrogen Pressure (Leak) Test for 24 to 48 hours According to the Site Specification And Remove Leakages
Install Insulation And Cladding.
Connect All Wires To Local & Control Panel And Instruments
Install All Instruments Such TT,HT,Pressure Transmitter ,Motorized Damper,...
Logic Test , Check Machine Inside Controllers & Switches.
Vacuuming ,Set The Core Driers , Change The Compressor Oil
Cleaning &Washing Machine Coils , All inside Equipment and Install AHU's Filters.
Charging refrigerant , Start-Up Circuits Separated And Partially.
Operation & Maintenance For 48 Hours Non Stop Working.
SAT activities 
Check the acceptance criteria
Clients expert training 
Performance Test

MAPNA Drilling Company