User Manuals: Lennox LF25-300 Gas Unit Heater

Manuals and User Guides for Lennox LF25-300 Gas Unit Heater. We have 1 Lennox LF25-300 Gas Unit Heater manual available for free PDF download: Installation Instructions Manual

Lennox LF25-300 Installation Instructions Manual

Lennox LF25-300 Installation Instructions Manual (22 pages)

Brand: Lennox | Category: Heater | Size: 4 MB

Table of Contents

Table of Contents
1
Table of Contents LF25-030/105 Compact Unit Dimensions
2
Compact Unit Parts Arrangement
3
LF25-125/200 Standard Unit Dimensions
4
LF25-250/400 Standard Unit Dimensions
5
Standard Unit Parts Arrangement
6
Shipping
7
Optional Accessory
7
Requirements in USA
7
Requirements in Canada
7
Additional Requirements
8
Unit Heater Installation
8
Combustion and Ventilation Air
8
Rotation of Combustion Air Inducer - 125/150
9
Venting
9
Electrical Connections
14
Gas Connection
18
Leak Check
18
Unit Start-Up
18
To Turn off Ga to Unit"
19
To Turn off Gas to Unit
19
Heating Sequence of Operations
19
Ignition Control LED
20
High Altitude Adjustments
20
Gas Flow
20
Gas Pressure Adjustments
20
Limit Control Switch
21
Louver Vane Adjustment
21
Combustion Air Pressure Switch
21
Flame Rollout Switch
21
Service
21
Start-Up and Performance Checklist
22

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