Raytherm WH-1178 Manuals

Manuals and User Guides for Raytherm WH-1178. We have 1 Raytherm WH-1178 manual available for free PDF download: Installation & Operating Instructions Manual

Raytherm WH-1178 Installation & Operating Instructions Manual

Raytherm WH-1178 Installation & Operating Instructions Manual (52 pages)

Hot Water Supply Heaters

Brand: Raytherm | Category: Water Heater | Size: 3.47 MB

Table of Contents

Hot Water
1
Table of Contents
3
Warnings
4
Pay Attention to These Terms
4
General Safety
5
Time/Temperature Relationships in Scalds
6
Receiving Equipment
6
Model Identification
6
General Specifications
7
All Models (Approved)
7
Hot Water Supply Heaters
7
INSTALLATION Installation Codes
7
Installation Base
7
Clearances
8
Specifications and Dimensions
9
Outdoor Water Heaters
12
Combustion Air (Indoor Units Only) Air for Combustion and Ventilation
12
Venting
13
Vent Piping
17
Vent Damper Installation
18
Plumbing
20
Gas Pressure Regulator
21
Flow Rates
22
Piping-Domestic Hot Water Supply Heaters
23
Piping Diagram-Type WH - Unitemp
24
System
24
- Relief Valve
  25
- Electronic Ignition
  25
- Operating Controls
  25
Controls-General
25
Limit Controls
26
Electrical Connections
27
Location of Controls
28
Start-Up Procedures
30
Before Start-Up
30
General
30
Initial Start-Up - Pump and Motor
30
Intermittent Pilot System Checkout Procedure (S8600)
32
INSPECTION PROCEDURES Burners
32
Controls
32
Inspection Procedures
33
ADDENDA: LOW Nox HEATERS
33
Operation
33
Start-Up Procedures (S8610B Ignition Module)
33
Burner Adjustment
34
Visual Inspection
34
Electrical
34
High Gas Pressure Switch
34
Burner Tray Removal
34
Gas Valve Removal
34
Main Burner and Orifice Removal
35
Pilot Removal
35
Combustion Fan Removal
35
Troubleshooting
36
Mechanical
37
Wiring Diagrams
38
WIRING DIAGRAMS Wiring Diagram-WH2 0181/0261
38
Wiring Diagram-WH2 0331/0401
39
Wiring Diagram-WH2 0514-0724
40
Wiring Diagram-WH2 0824-1826
41
Wiring Diagram-WH2 2100-2500
42
Wiring Diagram-WH2 3001-4001
43
Troubleshooting-Pumps
44
SERVICE and MAINTENANCE PROCEDURES Tube Cleaning
44
Burner Tray Removal
45
Gas Valve Removal
45
Main Burner and Orifice Removal
45
Pilot Removal and Cleaning
45
High Limit or Tankstat Removal
45
Heat Exchanger Removal
45
Heat Exchanger Re-Assembly
46
Combustion Chamber Removal
46
Control Well Replacement
46
Tube Replacement
46
Cleaning Flue Gas Passageways
47
Replacement Parts
47
Warranty
49

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