Desa GVC50NA Water Heater User Manual


 
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CONTENTS
SECTION PAGE
Safety Information......................................................................... 3
Product Identification .................................................................... 5
Local Codes ................................................................................... 6
Unpacking .................................................................................... 6
Product Features ............................................................................ 6
Installing Heater ............................................................................ 6
Check Gas Type ...................................................................... 6
Installation Items..................................................................... 6
Locating Heater....................................................................... 7
Venting Heater ........................................................................ 8
Connecting to Gas Supply ...................................................... 11
Checking Gas Connections ..................................................... 13
Fresh Air For Combustion and Ventilation................................... 14
Determining Fresh-Air Flow for Heater Location
Example 1: Locating Heater in Unconfined (Open) Area 15
Draft Hood Spillage Test............................................ 15
Providing Permanent Fresh-Air Ventilation .............. 16
Example 2: Locating Heater in Confined (Closed) Area..17
Ventilating Confined Area ......................................... 17
Operating Heater ........................................................................... 18
For Your Safety Read Before Lighting .................................. 18
Lighting Instructions............................................................... 18
Manual Lighting Procedure .................................................... 20
Blower Operation (For Models with Blower) ........................20
To Turn Off Gas To Appliance .............................................. 20
Inspecting Pilot and Burner Flame................................................ 21
Pilot Flame Pattern.................................................................. 21
Burner Flame Pattern .............................................................. 21
Cleaning and Maintenance ............................................................ 23
Troubleshooting............................................................................. 24
Service Procedures ........................................................................ 28
Removing Control Valve and Burner Tube............................ 28
Removing Burner.................................................................... 29
Changing Burner Orifice ........................................................ 30
Blower Wiring Diagram ................................................................ 30
Technical Service .......................................................................... 31
Specifications ................................................................................ 31
Service Hints ................................................................................. 31
Accessories .................................................................................... 31
Ordering Replacement Parts.......................................................... 32
Parts Centrals................................................................................. 32
Illustrated Parts List ...................................................................... 33-35
Warranty Information.................................................................... Back Cover