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5833 275 - 04
Vitotrans 300 Installation, Operating and Service
Parts List
(continued)
Parts
Model No.
Serial No.
S3HA 30
7723997
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D3HA 30
7725000
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Parts for Single Heat Exchanger Units
0001 Plate heat exchanger LC 110, 2 in.
*1
0002 Flex pipe, 2 x 18 in. SS
*2
0003 Nipple, 2 x 2 in. BMI
0004 Ball valve, 2 in.
0005 Nipple, 2 x 7 in. SS
*2
0006 Clamp, 2 in.
0007 Ball Valve, 2 in. lead free
*2
0008 Cap, 2” SS
*2
0009 Cap, 2 in. BMI
0010 Coupling, 2 in. SS
*2
*1
Important: Use double wall plate heat
exchanger for D3HA 30.
*2
Important: Ensure only stainless steel or
lead free replacement parts are used on
domestic water side.
BWS Boiler Water Supply
BWR Boiler Water Return
DHW Domestic Hot Water
DCW Domestic Cold Water
