Toyotomi FB-38N, Operation And Maintenance Instructions, Page: 1 / 41

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Kerosene-Fired Water Heater
Operation and Maintenance Instructions
MODEL FB-38N(FS)/FB-52N(FS)
[CONTENTS]
SECTION A:
Inspection before Operation................ 11
Safety Tips..................................2 Operation............................................ 12
Safety Features...........................4 Turning Unit Off…............................... 12
Adjusting Water Temperature.............. 12
SECTION B: Differential Switch and Dip Switch....... 13
Specifications..............................5 Preventing Freeze Up.......................... 13
Dimensional Outline....................6 Long Term Inactivity............................ 13
Remote Control...........................7
Construction................................8 SECTION E:
Routine Maintenance
SECTION C: Inspection and Maintenance................ 14
Fuel Guide.................................. 10 Inspection and Maintenance Items...... 14
SECTION D: SECTION F:
Operation Troubleshooting
Fueling........................................ 11 Error Code in Display.......................... 17
Removing Air Trap...................... 11 Wiring Diagram................................... 18
IMPORTANT
READ AND UNDERSTAND INSTRUCTIONS BEFORE INSTALLING OR USING THIS WATER
HEATER. RETAIN INSTRUCTIONS FOR FUTURE REFERENCE. CHECK LOCAL CODES
AND ORDINANCES FOR PERMITTED USE.
CAUTION
THIS WATER HEATER SHALL NOT BE USED FOR COMMERCIAL USE OR ANY
PURPOSES OTHER THAN HOT WATER SUPPLY USES. OTHER USAGE MAY CAUSE A
MALFUNCTION OR SHORTEN ITS SERVICE LIFE. DO NOT REMOVE THE RATING
PLATE AND LABELS FROM THE WATER HEATER UNIT.