Lennox LCH420 Manuals

Manuals and User Guides for Lennox LCH420. We have 1 Lennox LCH420 manual available for free PDF download: Installation Instructions Manual

Lennox LCH420 Installation Instructions Manual

Lennox LCH420 Installation Instructions Manual (62 pages)

GAS AND COOLING PACKAGED UNITS (35, 40, 45, & 50 Ton)

Brand: Lennox | Category: Air Conditioner | Size: 2 MB

Table of Contents

Table of Contents
1
Dimensions
2
Parts Arrangements
4
Shipping and Packing List
5
General
5
Unit Support
5
Duct Connection
6
Rigging Unit for Lifting
7
Shipping Blocks
7
Reverse Condensate Drains
10
Condensate Drains
11
Connect Gas Piping
11
Pressure Test Gas Piping
11
Flue and Intake Hoods
12
High Altitude Derate
12
Electrical Connections
13
Multi-Staged Air Volume Start-Up
16
Variable Air Volume Start-Up
18
Blower Operation and Adjustments
19
Cooling Start-Up
32
Gas Heatstart-Up
36
Gas Heat Operation and Adjustment
37
Electric Heat Start-Up
37
Lch420
38
Options
38
- Economizer Start-Up
  38
- Power Exhaust
  50
- Barometric Relief Dampers
  51
- Outdoor Air Dampers
  51
- Outdoor Air Hoods
  51
- Hot Gas Reheat
  53
- Modulating Gas Valves
  56
- Hot Gas Bypass
  57
- Outdoor Air CFM Control
  58
- Energy Recovery Wheels
  59
Service
60

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