2
Supply Gas Line Installation
Supply Gas Regulator Installation 38
39
39
39
40
40
TEMPERATURE REGULATION 41
41
41
42
42
42
43
45
Temperatures Menu45
Heater Status Menu46
Display Settings
Heater Information
48
Fault History48
48
48
49
START UP 50
Initial Start Up 50
51
51
52
52
LIGHTING THE WATER HEATER 53
Lighting & Operation Label 53
TROUBLESHOOTING 54
54
54
55
Operational Problems 56
56
Momentary Ignition56
Not Enough Or No Hot Water56
58
60
60
DIAGRAMS 63
63
SUF 130 300 Wiring Diagram 64
65
66
Water Piping Diagrams
TABLE OF CONTENTS
3
4
4
6
6
6
Preparing For The Installation 6
8
9
10
Rough In Dimensions 10
10
11
11
11
Insulation Blankets 12
INSTALLATION REQUIREMENTS 13
Gas Pressure Requirements 13
Supply Gas Line 13
Supply Gas Regulator 13
13
Mixing Valves 14
14
14
Thermal Expansion 14
Temperature-Pressure Relief Valve 15
16
Air Requirements
20
VENTING INSTALLATION 21
General Venting Information 21
21
21
21
21
Venting Requirements 22
Maximum Equivalent Lengths22
Minimum Equivalent Lengths22
22
23
23
23
24
26
30
31
Venting Arrangements 32
34
35
WATER HEATER INSTALLATION 36
36