Replacement of Boilers to The Council House, Chichester City Council

Description

SCOPE OF WORKS: REMOVAL OF THREE BROAG QUINTA 65KW BOILERS AND REPLACEMENT WITH TWO WORCESTER BOSCH GB162 100KW BOILERS AND COMPENSATED CONTROLS IN THE COUNCIL HOUSE, NORTH STREET, CHICHESTER, PO19 1LQ 2no. fully modulating gas fired condensing boilers to be installed within the second-floor Plant Room, accessed via the staircase from the Mayor's Parlour ante-room. The boilers shall be supplied by Worcester Bosch Ltd, from their GB162 commercial range or nearest equivalent if this boiler has been superceded. • Worcester Bosch GB162 100kW • All necessary control and safety devices are to be installed in accordance with manufacturer's instructions • Supply and install PHEX to separate the existing system from the new boilers • Provide condensate drainage from the boiler, including flue system • Arrange for commissioning of boilers on site by boiler manufacturer The Mechanical Services Sub-Contract will include the following: • Site preparation isolation, drain down & removal of 3no. existing Broag boilers and ancillary equipment • Remove old vertical flue kits • Supply and install 2no. Worcester Bosch GB162 100kw condensing boilers • Connect to the existing flow, return and condense pipe work as necessary • Alter the existing gas supply as necessary and connect to new boilers. Purge and carry out a gas tightness test • Supply and install a new vertical flue system to each boiler. Install flashing plates on the roof and weatherproof as necessary • Connect new boilers to existing BMS panel and set up for full modulation and weather compensation functionality. • Fill, vent and test boilers • Testing and Commissioning of M&E Services • Provision of O&M manual in hard backed ring binder with title and index, to include detailed description and operating instructions of all equipment, copies of test records, certification and commissioning documents and a full set of 'as fitted' record drawings. One paper copy and one electronic copy to be provided. The Mechanical & Engineering Services installation shall generally comprise the purchase, delivery to site, off-loading, hoisting, erection, fixing, testing, setting to work, commissioning, and providing 12 months warranty of the works described in this specification of works.