GAS WATER HEATER SERVICE HANDBOOK
| Table of Contents |
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SBN | 2 | ||
QUALIFICATIONS |
| 3 | |
TOOLS REQUIRED |
| 3 | |
COMMERCIAL TANK TYPE GAS MODEL NUMBER BREAK DOWN | 3 | ||
INSTALLATION CONSIDERATIONS - CLEARANCES | 4 | ||
TOP AND FRONT VIEWS OF MINIMUM CLEARANCES TO COMBUSTIBLES | 4 | ||
MINIMUM CLEARANCE TO COMBUSTIBLES | 5 | ||
REQUIRED EXTERIOR CLEARANCES | 6 | ||
REQUIRED EXTERIOR CLEARANCES | 7 | ||
INSUFFICIENT MAKEUP AIR | NEGATIVE AIR PRESSURE .....DOWNDRAFTS | 7 | |
8 | |||
CONTAMINATED AIR |
| 9 | |
AIR FOR COMBUSTION – FLAMMABLE ITEMS | 9 | ||
GAS VALVE |
| 10 | |
GAS VALVE |
| 11 | |
VENTING |
| 12 | |
VENTING – MULTIPLE CATEGORY I GAS WATER HEATERS | 12 | ||
VENT TABLES FOR CATEGORY I - TYPE B GAS VENT | 13 | ||
VENT TABLES FOR CATEGORY I - TYPE B GAS VENT | 14 | ||
VENT TABLES FOR CATEGORY I - TYPE B GAS VENT | 15 | ||
VENT TABLES FOR CATEGORY I - TYPE B GAS VENT | 16 | ||
VENT TABLES FOR CATEGORY I - TYPE B GAS VENT | 17 | ||
18 | |||
COMBINED VENTING |
| 19 | |
9 RULES FOR GOOD VENTING |
| 20 | |
9 RULES FOR GOOD VENTING |
| 21 | |
9 RULES FOR GOOD VENTING |
| 22 | |
DRAFT PROVING PRESSURE SWITCH - SETTINGS | 23 | ||
THERMOSTAT AND IGNITION CONTROL BOARD VIEW | 24 | ||
WHITE RODGERS INTEGRATED CONTROL - THERMOSTAT | 25 | ||
WHITE RODGERS IGNITION CONTROL BOARD | 26 | ||
GAS CONTROL VALVE / BURNER AREA VIEW | 27 | ||
WIRING DIAGRAM |
| 28 | |
ELECTRICAL SEQUENCE – SBN, | 29 | ||
OPERATING SEQUENCE – FLOW CHART | 30 | ||
DIAGNOSTIC SEQUENCE OF OPERATION – FLOW CHART | 31 | ||
| 32 | ||
TEST 1 – 120VAC POWER CHECK | 33 | ||
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State Water Heaters | 1 | Technical Training Department | |
Ashland City, Tennessee © 2007 |
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