Installation / Operation Instruction Manual
Table Of Contents
- Table of contents
- 1 Key to symbols and safety instructions
- 1.1 Key to symbols
- 1.2 Safety instructions
- 2 FCC rules
- 3 Appliance details
- 4 Installation instructions
- 4.1 Specialized tools
- 4.2 Introduction
- 4.3 Venting
- 4.3.1 Vent material
- 4.3.2 Vent specifications
- Condensate drain requirements
- Twin pipe termination clearances
- Minimum combustion air and exhaust pipe length
- Maximum combustion air and exhaust pipe length
- Use of elbows
- Calculation example for 3" venting:
- Calculation example for 4" venting:
- Required direct vent terminal clearances (twin pipe / concentric penetration)
- Required other than direct vent terminal clearances (single pipe penetration)
- 4.3.3 Vent configuration examples
- 4.3.4 Vent connections
- 4.3.5 Connecting the external condensate water drain
- 4.3.6 Freeze prevention
- 4.3.7 Venting for manufactured (mobile) homes
- 4.3.8 Fan speed adjustment
- 4.4 Combustion air requirements
- 4.5 Proper location for installing your heater
- 4.6 Heater placement and clearances
- 4.7 Hanging appliance on the wall
- 4.8 Mounting installation
- 4.9 Gas piping & connections
- 4.10 Water connections
- 4.11 Water quality
- 4.12 Domestic hot water recirculation
- 4.13 Space heating applications
- 4.14 Measuring gas pressure
- 5 Electrical connections
- 6 Operation instructions
- 7 Maintenance and service
- 8 Troubleshooting
- 9 Problem solving
- 10 Electrical diagram
- 11 Sensor resistance charts
- 12 Functional scheme
- 13 Interior components diagram and parts list
- 14 Protecting the environment
- 15 LIMITED TANKLESS HEATER WARRANTY
- 16 Installer Checklist to be completed by installer upon installation
Interior components diagram and parts list
RTG 199 ME – 6 720 811 615 (2014/05)
52
13.2 Components diagram
13.2.1 Group 1
Fig. 72 Components Diagram
Item Description Reference
1 Front cover 8 738 708 380
2 Cover shield 8 738 708 382
4 Cover screw 8 703 401 170 0
5 Combustion cover 8 700 506 300 0
6 Combustion cover gasket 8 704 701 084 0
7 Observation window 8 705 600 003 0
8 Holding bracket 8 708 104 103 0
9 Screw 8 703 403 012 0
10 Combustion cover clip 8 701 201 032 0
Table 42
11 Grommet set 8 710 203 039 0
12 Exhaust accessory 8 705 504 162 0
13 Gasket exhaust 8 700 103 710 0
14 Inlet air cover 8 708 006 022 0
15 Inlet air gasket 8 700 103 166 0
16 Inlet air accessory 8 705 504 116 0
17 Mounting bracket 8 701 309 164 0
Item Description Reference
Table 42