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Raypak 090A User Manual

Page 3

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WARNINGS

4

Pay Attention to These Terms

4

GENERAL SAFETY

5

Time/Temperature Relationships in Scalds 5
RECEIVING EQUIPMENT

6

GENERAL SPECIFICATIONS

6

INSTALLATION

8

Code Requirements

8

Mounting Base

8

Clearances

8

Combustion & Ventilation Air

8

Venting Connections

9

Gas Supply Connections

11

Water Connections & System
Piping

12

Electrical Wiring

13

Wiring Diagram—Standing Pilot—Models
0090, 0135 & 0195

14

Wiring Diagram—IID—Models 0090,
0135 & 0195

15

SERVICING PROCEDURES

16

Sequence of Operation

16

Start-up Procedures

16

Repair Section

22

TROUBLESHOOTING

23

ADJUSTMENTS & REPLACEMENT
OF COMPONENTS

25

Gas Valve Replacement

25

Pilot Burner Cleaning or Replacement
(Standing Pilot)

25

Flame Roll-out Switch
Replacement

25

Vent Thermal Switch
Replacement

25

Ignition Module Replacement

25

Transformer Replacement

25

Circulator Replacement

26

Replacement Parts

26

WARRANTY

27

CONTENTS

3