User Guide
Table Of Contents
- Safe Installation, Use and Service
- APPROVALS
- General safety INFORMATION
- Introduction
- Installation Considerations
- Installation requirements
- Gas Supply Systems
- Gas Pressure Requirements
- Supply Gas Regulator
- Mixing Valves
- Water Piping
- Temperature-Pressure Relief Valve
- Filling the Water Heater
- Air Requirements
- Unconfined Space
- Confined Space
- Fresh Air Openings For Confined Spaces
- Outdoor Air Through Two Openings
- Outdoor Air Through One Opening
- Outdoor Air Through Two Horizontal Ducts
- Outdoor Air Through Two Vertical Ducts
- Air From Other Indoor Spaces
- Venting
- Gas Piping
- Sediment Traps
- Temperature Regulation
- For Your Information
- Periodic Maintenance
- Venting System Inspection
- Burner Inspection
- Burner Cleaning
- Air Shutter Adjustment
- Housekeeping
- Anode Rod Inspection
- Temperature-Pressure Relief Valve Test
- Periodic Removal of Lime Deposits From Tank Type Commercial Water Heaters
- Deliming Solvents
- Tank Cleanout Procedure
- Deliming Using Flo-Jug Method
- Draining and Flushing
- Service
- Leakage Test Points
- Water Piping Diagrams
- Commercial Water Heater Limited Warranty
6
ROUGH-IN DIMENSIONS
TABLE 1. DIMENSIONS AND RECOVERY RATINGS DIMENSIONS
Model Units A B C D E F G H J K L M
75
Natural & LP
Inches
CM
61 7/8
157.2
59 3/8
150.8
29 15/16
76
26 1/2
67.3
14 3/16
36
4
10.2
14 7/8
39.4
16
40.6
1 7/8
4.8
1
NPT
1/2
NPT
12.0
30.5
100
Natural & LP
Inches
CM
69 7/8
177.5
67 3/8
171.1
31 1/2
80.0
27 3/4
70.5
14 1/8
35.9
4
10.2
15 5/8
39.7
16
40.6
1 7/8
4.8
1 1/4
NPT
1/2
NPT
11 15/16
30.3
TABLE 2. RECOVERY RATINGS
Model
Input
Approx.
Gal.
Cap.
Approx.
Liter
Cap.
Temp.
Rise
C° 17 22 28 33 39 44 50 56 61 67 72 78
Rating
Btu/Hr
Rating
kW
F° 30 40 50 60 70 80 90 100 110 120 130 140
75 75,100 22 74 280
GPH 243 182 146 121 104 91 81 73 66 61 56 52
LPH 916 686 550 456 392 343 305 275 249 230 211 196
100 75,100 22 98 371
GPH 243 182 146 121 104 91 81 73 66 61 56 52
LPH 916 686 550 456 392 343 305 275 249 230 211 196
Recovery ratings based on 80% thermal efciency.
INSTALLATION CONSIDERATIONS
FIGURE 1. ROUGH-IN DIMENSIONS