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� ' ,=--, ,—: <br /> �� '��� <br /> ADR CO�IDITIONfNG A�fD HEAT!{UG <br /> <�.�=,�;�iL-:�,t.�;��f;r�a�3>'�;:l.:f.r'ix�'U�.�`,r'�rr'a��;ff <br /> October 19,.2015 Revised 10-27-15 <br /> Scott Johnson <br /> Jeff Schinidt <br /> Precise Construction <br />, 5026 l"renton Street <br />' Tampa, Floritla.33619 <br /> scott.iohnson C�preciseconstruction.com <br /> J��.Schm icft(a�preciseconstrucfi�on.cori <br /> Sub: .Florida Cancer Specialist <br /> 38010 Medical Center Avenue <br /> Zephyrhills; Florida 33540 <br /> Ref: Varian Scan Chille�replacement—Dimplex <br /> Chifler � <br /> The existing chi{ler_sits on#he roof as seen in the.pictures, chitler sits on a wooden structure tliat <br /> appears to.be the shipping pa(let. The existing chiller sits on the roof.surface and as you can <br /> see in the pictures; it actua(ty seems to be set on pt 4x4 wooden #imbers and a structure.that is <br /> from the units shipping pal[et. This poor workmanship somehow slipped through since this <br /> installation violated codes when this work was done 15-years ago. <br /> . New chiller unit will as you would expect sit on a new raised equipment curb with aluminum cap <br />' and roofing to achieve today's code. Existing Chiller is an obsolete Lennox which is no longer <br /> rtmanufactured; system model #LSA072C-1Y and serial # 5698E07023 indicates this 208/230/3 <br /> phase system is eighteen yeats old and has exceeded its expected operationai economic life; <br /> system has water lines#hat are 1'/d'with 3/" insulation. <br /> .:�" r�.. . . �:_ �,. - <br /> :�: ` - ��� '"� - -- <br /> t.�.:;.Y-'�.,.�.�.,;:.v:, �,. �._ ,v ,.. � �.� "�' - <br /> -`.:i.. • ,, :�:~�=:.:-:=r.; � Y- <br /> .;.,��r {- };,^y��-= '�rt��.�, 'j�: - <br /> _ �.e''kr:� 'y"=;:��' ' �. a "t•_� _ <br /> `f'• '� 4�x`:q�f �� � <`��:#,"::' .—, _ <br /> `6> �`�'�`, }e .�i[�E `� - . �•�` . <br /> ":q�' -" ....:�� �°�=�, : <br /> t'J�.,.y..:'� �� aekl�, . <br /> _ v��`�• �`k'� �tii'4'?'+�: 4" � `: <br /> _ r�$ ���yi,�,: .'�`;��* <br /> "j-'.`�3?�'��'s' "��?i <br /> •�'�''�:�� } ��'+:.,��_ <br /> «@`% <br /> ,���'•F�."�� <br /> �.'Z <br /> '�T.✓ . <br /> There is auto change over water controls and valves located inside the chiller cabine#to switch <br /> to fhe city water when needed. The drain frorri the by-pass dr.ops into the ground below from . <br /> the scan unit and we must.assume it ties irito a storm drain. There was no monitors or alarms. <br /> found inside to detect equipment failure;owner indicated they know#he the water bill increases. <br /> Yhe existing chill�r is sliqhtiv undersized for ttie ec�ai�isnent that was upuradec6 in 2013: <br /> v�r� r�lan on re�ase of�nrater 16nes and mat�h the inforne�tion from Varian wrhich shows tfiis <br /> chi(ier should be a 7't�ton.citi[4er for scan ��uinment� <br /> 1015 E. M. L.King BIVd.,Tampa FL 33603 <br /> (8'13}AiR-COOL(247-2665) <br /> Cominercial&Residenfial FAX(813j�247-6535 Inc3oor Air Quality <br /> Sales&Seivice www.cgmservices.com Refrigeration <br />