A.O. Smith 305 Series 100 User Manuals

Table of Contents

• Certifications

  3
• Installing Gas Water Heater

  4
• Water Quality and Scale

  8
• Pump Sizing for Circulation

  9
• Tank Water Heaters in a Circulation Loop

  10
• Additional Guidelines

  10
• Pump Sizing for Storage Tank Applications

  11
• Pressure Loss Curves

  12
• 1 Water Heater (H-1)

  14
• 2 Water Heaters (H- 2)

  15
• 3 Water Heaters (H- 3)

  16
• 4 Water Heaters (H- 4)

  17
• 5 Water Heaters (H- 5)

  18
• 6 Water Heaters (H- 6)

  19
• 1 Water Heater (H-1-E)

  20
• 2 Water Heaters (H-2- E)

  21
• 3 Water Heaters (H-3- E)

  22
• 6 Water Heaters (H-6- E)

  23
• 1 Water Heater - Preferred (H-1-RP)

  24
• 1 Water Heater - Optional ( H-1-RO)

  25
• 2 Water Heaters - Preferred (H- 2-RP)

  26
• 2 Water Heaters - Optional (H- 2-RO)

  27
• 3 Water Heaters - Preferred (H- 3-RP)

  28
• 6 Water Heaters - Preferred (H-6-RP)

  29
• 1 Water Heater (H-1-T)

  30
• 1 Water Heater with Circulation (H-1-TC)

  31
• 2 Water Heaters (H-2-T)

  32
• 2 Water Heaters with Circulation (H- 2-TC)

  33
• 3 Water Heaters (H-3- T)

  34
• 3 Water Heaters with Circulation (H- 3-TC)

  35
• 6 Water Heaters (H-6- T)

  36
• 6 Water Heaters with Circulation (H- 6-TC)

  37
• Scale Flush Procedure (MP-01)

  38