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BAC 045 DNM 3M
Lennox BAC 045 DNM 3M User Manual
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20 - 85 kW
Installation, operating
and maintenance
BAL
TIC-IOM-0412-E
B
AL
TIC™
Rooftop units air cooled
2
Table of Contents
Section 1
5
Default Chapter
5
Table of Contents
5
Installation Manual
7
Safety Codes & Regulations
7
Transport & Handling
9
Mandatory Handling Devices
9
Lifting the Units
10
Machine Dimensions and Weights
10
LIFTING the UNITS Machine Dimensions and Weights
10
Minimum Clearance Around the Unit Installation
11
Fork Lifting the Unit
11
Removing the Forklift Protection Located under the Machine
12
Lifting the Unit with a Crane
13
Lifting the Roof Curbs
14
Delivery Checks
16
Rating Plate
16
Storage
16
Maintenance Key
16
Condensate Drains
17
Preliminary Checks
17
Installation Requirements
17
Connections
17
Installation on a Roof Mounting Frame
18
Roof Opening Dimensions
18
Sealing Checks
18
Leveling Adjustable Roofcurbs
18
Positioning the Rooftop on Adjustable Roofcurbs
19
Non Adjustable Non Assembled Roofcurb Installation
20
Frame Parts Packing
20
Installation
21
Assembly
21
Securing the Frame
21
Sealing Checks
22
Curbing and Flashing
22
Heat Recovery General Description
23
Plate Heat Recovery Configurations
24
Plate Heat Recovery Installation
25
Thermodynamic Heat Recovery Configurations
27
Thermodynamic Heat Recovery - Service Manual
28
Thermodynamic Heat Recovery - Control Manual
30
Section 2
31
Installation Manual
32
Safety Codes & Regulations
32
Service Manual
32
Commissioning Record Sheet
34
Refrigerant Transactions Logbook: European Regulation N° 842/2006
36
Pressure Equipement Directive Informations
39
Commissioning
40
Before Turning on the Power
40
Wire Connection Tightness Checks
40
CLIMATIC™ Confi Guration
40
Powering the Unit
40
Edrive™ Ventilation
41
Fresh Air Hood
45
Filters
46
Refrigeration Circuit
47
Heating Options
48
Hot Water Coils
48
Electric Heater
49
Electrical Preheater
50
Gas Burners
51
Preliminary Checks before Start-Up
51
Starting up the Gas Burner
51
Standard Start-Up Chronology
52
Burner Safety Checks
55
Gas Module
59
Modulating Gas Burners
60
Modulating Gas (under Patent Inpi Mai 2004)
60
Burner Safety Checks
63
Gas Burner Troubleshouting
63
Disassembling of Gas Burner for Maintenance Purposes
63
Modulating Gas
63
Recovery Water Coil
64
Service Diagnostic
65
Indoor Fan Blower
66
Outdoor Axial Fan
66
Water Leaks
67
Spare Part List
68
Warranty
71
Maintenance Plan
72
Section 3
77
Display Dc60
78
Installation
78
Connection
78
Control Manual
78
Important Warning
79
One 'Dc60' for One, and Only One, Rooftop
80
Temperature Measurement
80
Relative Humidity Measurement
80
Configuration
81
Initialization
82
Presentation
82
On/Off Unit
83
Setting Time
83
DC60 Set in Full Mode
84
DC60 Set in Light Mode
84
Information Available
84
Setting Value
85
Level 2 Activation
86
Display Dm60
87
Installation
87
Connection on the Dt50 Splitter
88
Dm60 and Communication Master/Slaves
89
Configuration
90
Functionality of the Dm60
90
4
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Lennox BAC 045 DNM 3M Specifications
General
Refrigerant Type
R-410A
Voltage
208/230 V
Phase
1
Sound Level (Outdoor Unit)
76 dB
Tonnage
3.75 Tons
Cooling Capacity
45, 000 BTU/h
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