Viessmann AirflowPLUS AH2A-385 Manuals

Manuals and User Guides for Viessmann AirflowPLUS AH2A-385. We have 2 Viessmann AirflowPLUS AH2A-385 manuals available for free PDF download: Installation, Service And Operating Instruction, Technical Data Manual

Viessmann AirflowPLUS AH2A-385 Installation, Service And Operating Instruction (60 pages)

Hydronic forced air handler AirflowPLUS AH2A series

Brand: Viessmann | Category: Air Conditioner | Size: 1.81 MB

Operating Instructions
1
Safety

2
- Safety, Installation and Warranty Requirements
  2
General Information

5
Product Description

7
- Introduction
  7
- Components
  7
- Features
  8
- Equipment Selection and Sizing
  9
- Compatibility Charts
  9
Installation

11
- Before Set-Up
  11
- Minimum Clearances
  11
- Dimensions
  12
- Heating Circuit Pumps
  13
- Installation
  13
- Installation Examples
  14
  - Horizontal Installation
    14
  - Vertical Installation
    15
- Proper Piping Practice
  16
- Connecting to the Heating System
  16
- Removing the Blower Shipping Bracket
  17
- Opening the Air Handling Unit
  17
- Panels
  18
- Accessing the Connection Board
  21
- Vitodens 100 WB1B Wiring
  22
- Vitodens 100 WB1B Wiring Using DHW Connection
  23
- HO1B Wiring
  24
- Control Function
  25
- Supply Water Temperature (T1)
  25
- Freeze Protection Temperature (T3)
  25
- A/C Discharge Air Temperature (T4)
  25
- Remote Return Air Sensor (T5)
  26
- Ambient Sensor (T6)
  26
- Sensor Locations
  26
- Override Settings
  27
- System Select Dip Switch Settings
  27
- Door Safety Switch
  28
- Electrical
  29
  - Thermostat
    29
- Power Supply
  30
- Control Inputs
  31
- Setting Fan Speed
  32
- Quick Check
  35
- Pre-Start Checklist
  35
- Startup Procedure
  36
- Air Handlers LED Indications for Temperature
  36
- Closing the Air Handling Unit
  37
- Indicators
  38
- Flashing LED
  38
- Normal Operation
  38
  - Heating Mode
    38
  - Cooling Mode
    38
  - Summary
    38
- External Heat Demand Via Switching Contact
  39
- Boilers Equipped with HO1B User Interface
  39
- Heating System Operation - Vitodens 100 WB1B
  39
- DHW Contact for Air Handler - Vitodens 100 WB1B
  40
- Illuminated Alarm Indicator
  41
  - Home Freeze Protect
    41
  - Heat Exchanger Freezing Protection Control
    41
  - Cooling Lockout
    41
  - Temperature Sensor Failure
    41
- Audible Alarm Indicator
  41
- Alarm Relay and LED Fault Codes
  42
  - Control LED Flash Codes
    42
  - Alarm
    42
- Checking ECM (DC) Fan Motor Connections
  43
- Troubleshooting
  44
- Service and Maintenance
  48
  - Checking Temperature Sensor
    48
  - Installed Sensors
    48
  - Failed Sensors
    48
  - Air Filter
    48
  - Circulator
    48
  - Coils
    48
- System Layout 1
  49
- System Layout 2
  50
- Additional Information System Layout 1
  50
- System Layout 3
  51
- System Layout 4
  52
- System Layout 5
  53
- System Layout 6
  54
- System Layout 7
  55
- System Layout 8
  56
- Technical Data
  57
- Electrical Connections
  58
- Parts List
  60

Viessmann AirflowPLUS AH2A-385 Technical Data Manual (8 pages)

Hydronic forced air handler

Brand: Viessmann | Category: Air Handlers | Size: 0.32 MB

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Viessmann AirflowPLUS AH2A-385 Manuals

Viessmann AirflowPLUS AH2A-385 Installation, Service And Operating Instruction (60 pages)

Table of Contents

Safety

General Information

Product Description

Installation

Viessmann AirflowPLUS AH2A-385 Technical Data Manual (8 pages)

Table of Contents

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Viessmann Categories