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Raypak
Gas Heater
B-R259
Raypak B-R259 User Manual
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CAUTION:
Propane
gas
is
heavier
than
air
and
will
settle
on
the
ground.
Since
propane
can
accumulate
in
confined
areas,
extra
care
should
be
exercised
when
lighting
propane
heaters.
W
ARNING:
Should
overheating
occur
or
the
gas
supply
fail
to
shut
off,
turn
off
the
manual
gas
control
to
the
heater
.
6
8
Table of Contents
Water Chemistry
2
Table of Contents
3
Warnings
4
Pay Attention to These Terms
4
Part One
5
Owner's Operating Instructions
5
Maintenance & Care Procedures
6
Pool & Spa Water Chemistry
8
Automatic Chlorinators & Chemical Feeders
8
Cold Weather Operation
8
Winterizing the Pool & Spa Heater
8
Part Two
9
Installation & Service Instructions
9
Receiving Equipment
9
General Specifications
10
Installation Instructions
10
Code Requirements
10
Clearances
11
Outdoor Heater Installation
11
Indoor Heater Installation
14
Specifications and Dimensions
14
Combustion and Ventilation Air
16
Direct Vent
16
Venting
17
Support of Vent Stack
18
Vent Terminal Location
18
Venting Installation Tips
19
Venting Configurations
19
Natural Draft Vertical Venting (Category I)
19
Horizontal Through-The-Wall Direct Venting (Category III)
21
Direct Vent-Vertical
22
Outdoor Installation
23
Gas Supply Connections
24
Gas Pressure Adjustment Locations
24
Pipe Sizing for Gas Connections
25
Flow Rates
25
Heat Exchanger Pressure Drop Tables
25
Internal Automatic Bypass Valve
25
External Auxiliary Bypass Valve
25
Auxiliary Bypass Valve Adjustment
25
Pressure Relief Valve Installation
26
Electrical Wiring
26
Transformer Wiring
27
Optional Left-Hand Wiring
28
Plumbing-Water Connections
28
Wiring Diagram
32
General Location of Controls
33
Servicing Instructions
33
Control Adjustments
34
Control Panel Removal
34
Thermostat Operation - Direct Spark Board
35
Status and Diagnostics
37
Remote Control Installation and Operation
38
Remote Operation
38
Activating the Remote
38
Remote Control Wiring
39
Time Clock/Fireman's Switch
40
High Limits
40
Flow Switch
40
Air Pressure & Blocked Vent Switches
40
Visual Inspection
41
Electrical
41
Orifice Removal
41
Igniter Removal
41
Mechanical
42
Troubleshooting
42
Control Logic - Flow Chart
43
Replacement Parts
44
Important Instructions for the Commonwealth of Massachusetts
47
4
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Raypak B-R259 Specifications
General
Brand
Raypak
Model
B-R259
Category
Gas Heater
Language
English
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