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P-R266A-ENX
Raypak P-R266A-ENX User Manual
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21
Plumbing Diagrams
W
ater Connection
THIS DIAGRAM IS
A
RECOMMENDA
TION AND IS NOT
INTENDED
TO REP
ACE AN ENGINEERED PIPING SYSTEM BY
A
PROFESSIONAL ENGINEER
Figure 31.
Single Heater Installation
THIS DIAGRAM IS
A RECOMMENDA
TION
AND IS NOT INTENDED
TO REP
ACE AN ENGINEERED PIPING SYSTEM BY
A
PROFESSIONAL ENGINEER
Figure 32.
Multiple Heater Installation
ISOLA
TION
V
AL
VE
PRESSURE
RELIEF
V
AL
VE
PUMP
UNION
CHECK
V
AL
VE
BALL
V
AL
VE
PRELIMINARY
UNCONTROLLED DOCUMENT IF PRINTED
20
22
Table of Contents
Table of Contents
3
Warnings
4
Pay Attention to These Terms
4
Water Chemistry
5
Automatic Chlorinators and Chemical Feeders
5
Before Installation
6
Receiving Equipment
6
Rating and Certifications
6
Elevation
6
Ambient Temperature Rating
6
Installation
7
Installation Codes
7
Clearances
7
Outdoor Heater Installation
8
Combustion and Ventilation Air
11
Vent Piping
14
Power Vent Kit
14
Gas Supply Connections
15
Flow Rate
17
Protek Shield Assembly
18
Unitherm Governor Operation
19
Internal Automatic Bypass Valve
19
External Auxiliary Bypass Valve
19
Auxiliary Bypass Valve Adjustment
20
Pressure Relief Valve Installation
20
Heat Exchanger Reversal
20
Plumbing Diagrams
21
Electrical Wiring
22
Millivolt Models ("M" Suffix)
22
Digital Models ("E" Suffix)
22
Electrical Power Draw
23
Transformer Wiring
23
Wiring Diagram - Millivolt
24
Wiring Diagram - Digital
25
Controls
26
Control Panel Removal
26
Control Adjustments - Millivolt Models
26
Control Adjustments - Digital Models
27
Operation
27
Status and Diagnostics
29
Remote Control Wiring - Digital Models Only
30
Operating Instructions
36
Before Start-Up
36
Start-Up Procedures
36
Visual Inspection
36
Water Pressure Switch
36
Maintenance and Care
39
Cold Weather Operation
39
Troubleshooting
40
Millivolt - Flow Chart
42
Digital - Flow Chart
43
Control Logic - Flow Chart - Digital
44
Replacement Parts
45
Illustrated Parts List
46
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Raypak P-R266A-ENX Specifications
General
Brand
Raypak
Model
P-R266A-ENX
Category
Gas Heater
Language
English
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