User Manuals: Lennox G51MP High-Efficiency Furnace

User Manuals: Lennox G51MP High-Efficiency Furnace

Manuals and User Guides for Lennox G51MP High-Efficiency Furnace. We have 2 Lennox G51MP High-Efficiency Furnace manuals available for free PDF download: Unit Information, Installation Instructions Manual

Lennox G51MP Unit Information

Lennox G51MP Unit Information (54 pages)

G51MP SERIES

Brand: Lennox | Category: Furnace | Size: 2 MB

Table of Contents

Table of Contents
1
General
1
Specifications
2
Optional Accessories
3
Blower Performance Data
4
I−Unit Components
9
Placement and Installation
19
- A−Vent Piping Guidelines
  20
- Maximum Vent Pipe Lengths Direct Vent (2 Pipe)
  21
- Maximum Vent Pipe Lengths Non-Direct (1 Pipe)
  21
- B−PVC Joint Cementing Procedure
  22
- C− Venting Practices
  23
- Exhaust Pipe Offset
  23
- Typical Air Intake Pipe Connections
  26
- Vent Termination Clearances for Installations in the USA and Canada
  28
- Front View
  30
- Condensate Trap Locations
  32
- Start−Up
  33
- Preliminary and Seasonal Checks
  33
- Heating Start-Up
  33
- C.S.A. Certification
  34
- Gas Piping
  34
- Testing Gas Piping
  34
Heating System Service Checks
34
- Testing Gas Supply Pressure
  35
- Proper Gas Flow (Approximate)
  36
- Proper Combustion
  36
- Condensate Ph Range
  36
- Flame Signal
  36
- High Altitude
  37
- Conversion Kit and Pressure Switch Requirements at Varying Altitudes
  37
- Manifold Pressure (Outlet) Inches W.C.
  37
- Blower Operation and Adjustment
  38
- Temperature Rise
  38
- External Static Pressure
  38
Typical Operating Conditions
38
Maintenance
39

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Lennox G51MP Installation Instructions Manual

Lennox G51MP Installation Instructions Manual (54 pages)

G51MP Series GAS UNITS

Brand: Lennox | Category: Furnace | Size: 1 MB

Table of Contents

Table of Contents
1
Unit Dimensions
2
G51MP Parts Identification
3
Shipping and Packing List
4
Safety Information
4
Use of Furnace as a Construction Heater
5
General
6
Combustion, Dilution & Ventilation Air
6
Installation − Setting Equipment
9
Filters
16
Duct System
16
Pipe & Fittings Specifications
16
Vent Piping Guidelines
18
Joint Cementing Procedure
19
Venting Practices
19
Vent Termination Clearances
25
Gas Piping
31
Electrical
34
Unit Start−Up
38
Gas Pressure Adjustment
39
High Altitude Information
41
Other Unit Adjustments
43
Blower Motor Performance
44
Service
46
Planned Service
48
Repair Parts List
48
THIS MANUAL MUST be LEFT with the Troubleshooting
49
Ignition Control Board Diagnostic Codes
52
Vent Pipe Sizing Worksheet
53
Start−Up & Performance Check List
53

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