VF VWH2000N Manuals

Manuals and User Guides for VF VWH2000N. We have 1 VF VWH2000N manual available for free PDF download: Installation & Operation Manual

VF VWH2000N Installation & Operation Manual

VF VWH2000N Installation & Operation Manual (68 pages)

Brand: VF | Category: Water Heater | Size: 7 MB

Table of Contents

Hazard Definitions

2
- Table of Contents
  2
Please Read before Proceeding

3
Ratings

5
The VF Series - How It Works

6
1 Determine Unit Location

9
- Location of Unit
  9
  - Recommended Service Clearances
    9
- Combustion and Ventilation Air Requirements
  10
2 Venting

13
- Before You Begin
  13
  - Venting Category Definitions
    13
  - Vent Materials
    14
  - Condensing Vent Options: CAT II & IV
    15
  - Common Venting CAT II & IV Venting Information
    19
  - Vertical Vent Options
    21
  - Horizontal Vent Options
    22
  - All Categories
    23
3 GAS CONNECTIONS Gas Supply

27
- Gas Pressure Test
  27
- Checking Manifold Gas Pressure
  27
- Gas Connection
  27
- Gas Piping
  28
- Checking Gas Supply Pressure
  29
- High and Low Gas Pressure Switches
  30
4 Water Connections

31
- Inlet and Outlet Connections
  31
- Water Heater Installations
  32
5 Electrical Connections

35
6 Condensate Disposal

39
7 Start-Up

40
- Check/Control Water Chemistry
  40
- Filling Hot Water Heater
  40
- Check for Gas Leaks
  40
- Inspect/Fill Condensate System
  40
- Check Vent and Air Piping
  40
- Placing the Water Heater in Operation
  41
- Operating Instructions
  42
8 OPERATING INFORMATION General

43
- How the Appliance Operates
  43
- How the Control Module Operates
  43
- Control Inputs and Outputs
  43
- Temperature Control
  43
- Protection Features
  43
- Water Heater Temperature Regulation
  44
- Sequence of Operation
  45
- VF Series Control Module
  46
- Status Display Screens
  47
9 Domestic Water Heaters

49
- Initial Setup of Maximum Water Flow
  49
- Water Chemistry
  50
- Pump Operation
  55
- Heat Exchanger
  55
- Thermostat Adjustment Procedure
  56
- Minimum Water Temperatures
  56
- Adjustable High Water Temperature Limit Control
  57
- Optional Relief Valve
  57
- Thermal Expansion
  57
- Cathodic Protection
  57
10 MAINTENANCE Maintenance and Annual Startup

58
11 Connection Diagram

64
12 Ladder Diagram

65
13 Warranty

67

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