3
WARNINGS 4
Pay Attention to These Terms
4
BEFORE INSTALLATION 5
Product Receipt
5
Model Identification
6
Ratings and Certifications
6
Installations at Elevation
6
Component Locations
7
General Information
7
BOILER DIMENSIONS 8
Time/Temperature Relationships
in Scalds
9
INSTALLATION 9
Installation Codes
9
Equipment Room
10
Clearances
10
Combustion and Ventilation Air
11
Direct Vent
14
Conventional Combustion Air Supply
14
Water Piping
15
Hydronic Heating
16
System Sensor Installation
16
Applications and Modes
17
Heater Flow Rates and Pressure Drops 17
MODE 1 Water Plumbing
18
MODE 2 Water Plumbing
19
MODE 3 Water Plumbing
20
Gas Supply
21
Gas Supply Connection
21
Equivalent Pipe Length
21
Gas Supply Pressure
22
Electrical Power Connections
22
Making the Electrical Connections
23
Field Wiring Connections
24
Heating System Sensor Installation
25
Venting
28
Venting Installation Tips
31
Venting Configurations
31
Condensate Management
37
Freeze Protection
38
Controls
39
Outdoor Reset Concept
45
WIRING DIAGRAM 47
Converting Natural to Propane Gas
48
Gas Valve & Combustion Settings
49
START-UP 50
Pre Start-up
51
Pre Start-up Check
51
Initial Start-up
51
Preparation
51
Start-Up
52
Lighting Instructions
54
To Turn Off Gas to Appliance
54
TROUBLESHOOTING 55
XPak FT Error Codes
55
Heater Errors
55
Heater Faults
55
Sensor Resistance Values
55
XPak FT Fault Text
56
MAINTENANCE 58
Suggested Minimum
Maintenance Schedule
58
Preventive Maintenance
Schedule
58
Combustion Chamber Cleaning
Instructions
60
APPENDIX 61
Inside Air Contamination
61
Important Instructions for the
Commonwealth of Massachusetts
62
WARRANTY 63
START-UP CHECKLIST 64
ILLUSTRATED PARTS LIST 65
CONTENTS
Содержание 88AR-398A
Страница 18: ...18 Fig 13 MODE 1 Single Boiler Primary Secondary Piping...
Страница 19: ...19 Fig 14 MODE 2 Single Boiler Primary Secondary Piping with Indirect DHW on System Loop...
Страница 20: ...20 Fig 15 MODE 3 Single Boiler Primary Secondary Piping with Indirect DHW on Boiler Loop...
Страница 47: ...47 WIRING DIAGRAM Fig 46 Wiring Diagram...
Страница 54: ...54 Fig 55 Boiler Lighting Shut Off Instructions...
Страница 65: ...65 ILLUSTRATED PARTS LIST...
Страница 66: ...66...
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Страница 68: ...68 www raypak com Raypak Inc 2151 Eastman Avenue Oxnard CA 93030 805 278 5300 Fax 805 278 5468 Litho in U S A...