Benchmark PROCOMBI A28 Manuals

Manuals and User Guides for Benchmark PROCOMBI A28. We have 1 Benchmark PROCOMBI A28 manual available for free PDF download: Installation & Servicing Instructions Manual

Benchmark PROCOMBI A28 Installation & Servicing Instructions Manual

Benchmark PROCOMBI A28 Installation & Servicing Instructions Manual (36 pages)

Brand: Benchmark | Category: Boiler | Size: 9 MB

Table of Contents

Table of Contents
2
Design Principles & Operating Sequence

5
Technical Data

6
- 2.1 Central Heating
  6
- 2.2 Domestic Hot Water
  6
- 2.3 Gas Pressures
  6
- Expansion Vessel
  6
- 2.5 Dimensions
  6
- 2.6 Clearances
  6
- 2.7 Connections
  6
- 2.8 Electrical
  6
- Flue Details (Concentric)
  6
- Pump Duty
  7
General Requirements (UK)

8
- Related Documents
  8
- Location of Appliance
  8
- Gas Supply
  8
- Flue System
  8
- Air Supply
  8
- Water Circulation
  8
- Electrical Supply
  9
- Mounting on a Combustible Surface
  9
- Timber Framed Buildings
  9
- Inhibitors
  9
- Showers
  9
Installation

10
- Delivery
  10
- Contents
  10
- Unpacking
  10
- Preparation for Mounting the Appliance
  10
- Fitting the Flue
  10
- Connecting the Gas & Water
  12
- Electrical Connections
  13
Commissioning

14
Servicing

16
- General
  16
- Routine Annual Servicing
  16
- Replacement of Components
  16
- Component Removal Procedure
  16
- Pump Assembly
  16
- Safety Valve
  17
- Lower Automatic Air Release Valves
  17
- Water Pressure Switch
  17
- Primary Thermistor
  17
- Return Thermistor
  17
- Printed Circuit Board
  17
- Gas Valve
  17
- Electrodes and Condense Sensor
  18
- Flue Fan & Mixer
  18
- Burner
  18
- Main Heat Exchanger
  18
- Automatic By-Pass
  19
- Expansion Vessel
  19
- Condense Trap Removal
  19
- Flue Collector Removal
  19
Checks, Adjustments and Fault Finding

21
- Checking Appliance Operation
  21
- Appliance Modes of Operation
  21
- Appliance Fan Speed
  22
- Checking the CO 2 & Adjusting the Valve
  22
- Combustion Analysis Test
  23
- Checking the Expansion Vessel
  23
- External Faults
  23
- Electrical Checks
  23
- Fault Finding
  24
- Component Values & Characteristics
  24
- Boiler Configuration
  24
- Final Fault Codes
  24
Wiring Diagrams

25
- External Wiring
  25
- Typical Control Applications
  25
- Other Devices
  25
- Twin-Channel Programmer
  25
Exploded Diagrams

27
- Table 1
  27
- Table 2
  28
- Table 3
  29
- Table 4
  30
- Table 5
  31
L.P.G. Instructions

32
- Related Documents
  32
- Technical Data
  32
- Converting the Appliance Gas Type
  32
- Gas Supply
  32
- Gas Supply Installation
  32
- Adjusting the Gas Valve
  32
- Appliance Fan Speed
  33
Benchmark

34

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