Features & Benefits

• • 28kW hot water output: The entry hot water output in the CDi Compact range.
  
  
• • 10kW central heating output: As published by Worcester Bosch for this model.
  
  
• • Flow rate 10 l/min: Measured at a 40 degrees C rise.
  
  
• • 94% central heating efficiency: ErP A rated for both heating and hot water.
  
  
• • Just 280mm deep: Fits within a standard kitchen cupboard.
  
  
• • Installer friendly: Full width rear piping and a pre-plumbing jig as standard.
  
  
• • Siphonic condensate disposal: Convenient handling of condensate on site.
  
  
• • EasyControl and solar compatible: Control and solar options both supported.
  
  
• • Greenstar Rewards: 15 Greenstar Rewards points per installation for registered installers.
  
  

Applications

• • Busy homes: A small boiler delivering high hot water flow rates.
  
  
• • Small to medium sized homes: The versatile and compact boiler choice for these properties.
  
  
• • Kitchen cupboard siting: 280mm depth allows cupboard installation.
  
  
• • Combi installations: Heating and hot water from one appliance, with no cylinder.
  
  
• • LPG properties: Specified where the property is supplied with LPG rather than mains gas.
  
  
• • Solar compatible systems: Listed by Worcester Bosch as solar compatible.
  
  

Installation Guidance

• • Clearances: 30mm above, 5mm to the sides, 200mm below, and 600mm to a fixed surface or 20mm to a cupboard door.
  
  
• • Maximum horizontal flue: 6000mm.
  
  
• • Maximum vertical flue: 6000mm.
  
  
• • Pre-plumbing: Full width rear piping and a pre-plumbing jig speed up first fix.
  
  
• • Condensate in cold conditions: With the CondenseSure accessory, part 7 716 192 746, 32mm pipework must be used and should not exceed 3 metres in length.
  
  
• • Manufacturer literature: Combi installation, servicing and operating instructions are published by Worcester Bosch.
  
  

Compliance & Performance

• • ErP efficiency rating: A for space heating and A for hot water.
  
  
• • Central heating efficiency: 94%.
  
  
• • Dimensions: 690 x 390 x 280mm, height by width by depth.
  
  
• • Ingress protection rating: X4D.
  
  
• • Fuel: Gas (LPG), with a natural gas model produced under its own part number.
  
  
• • Manufacturer part number: 7 733 600 057, the 28CDi Compact LPG combi.
  
  
• • Guarantee: 7 years as standard, 8 years with any Greenstar System Filter.