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FLX 150
CleaverBrooks FLX 150 User Manual
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MODEL FLX
P
ACKAGED BOILER
Operation, Service, and Parts Manual
1,500,000 to 12,000,000 Btu/hr
Fuel: Light Oil, Gas or Combination
Please direct purchase orders for replacement manuals to
your local Cleaver-Brooks authorized representative
Manual Part No. 750-177 R4
Revised 6/2001
Printed in U.S.A.
Cleaver-Brooks 2001
2
4
Table of Contents
Default Chapter
2
Safety Precautions
2
Table of Contents
5
Chapter 1 Basics of Flexible Watertube Operation
9
General
9
The Boiler
10
Construction
10
Steam Controls (All Fuels)
10
Hot Water Controls (All Fuels)
12
Chapter 2
15
Profire Burner Operation and Control
15
General
15
Burner
15
Recommended Fuels and Ventilation
16
Controls and Components
16
Chapter 3
23
Pressure Vessel Care
23
General
23
Hot Water Boilers
23
System Pressure
24
Water Requirements (Steam Boilers)
25
Water Treatment
26
Blowdown
26
Cleaning
28
Boilout
28
Washing out
30
Periodic Inspection
30
Preparation for Extended Lay-Up
31
Chapter 4
33
Sequence of Operation
33
General
33
Circuit and Interlock Controls
33
Sequence of Operation - Oil or Gas
34
Flame Loss Sequence
35
Chapter 5
41
Starting and Operating Instructions
41
General Preparation for Initial Startup
41
Startup Procedures
45
Burner Adjustments, Single Fuel Natural Gas
47
Burner Adjustments, Single Fuel Oil Fired
51
E. Burner Adjustments, Combination
54
Startup, Operating and Shutdown - All Fuels
59
Control, Operational Tests and Checks
60
Chapter 6
61
Adjustment Procedures
61
General
61
Modulating Motor
62
Modulating Motor Switches Low Fire and High Fire
62
Modulating Motor Switches - Low Fire and High Fire
62
Burner Operating Controls - General
62
General
62
Modulating Pressure Control (Steam)
65
Operating Limit Pressure Control (Steam)
65
High Limit Pressure Control (Steam)
65
Modulating Temperature Control (Hot Water)
66
Operating Limit Temperature Control (Hot Water)
66
High Limit Temperature Control (Hot Water)
66
Low Water Cutoff Devices
66
Lowwater Cutoff Devices
66
Combustion Air Proving Switch
66
N.gas Pilot Flame Adjustments
66
Gas Pilot Flame Adjustment
66
Gas Pressure and Flow Information
67
Gas Fuel Combustion Adjustment
67
Low Gas Pressure Switch
69
High Gas Pressure Switch
69
Fuel Oil Pressure and Temperature - General
69
Fuel Oil Combustion Adjustment
70
Low Oil Pressure Switch
71
Chapter 7
73
Troubleshooting
73
Chapter 8 Inspection and Maintenance
79
General
79
Periodic Inspection
79
Fireside Cleaning
80
Upper Pass Cleaning
80
Controls
82
Oil Burner Maintenance
84
Gas Burner Maintenance
85
Refractory
85
Casing Seals
85
Chapter 9
87
Profire Burner Parts
87
Control Panels
87
Control Panel
88
Casing Parts
101
Controls
125
Hot Water
125
4
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CleaverBrooks FLX 150 Specifications
General
Brand
CleaverBrooks
Model
FLX 150
Category
Boiler
Language
English
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