Instantaneous Oil-Fired Water Heater
Operation and Maintenance Instructions
MODEL OM-148
(Type B)
CONTENTS
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 FOR 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.
SECTION A:
Safety Tips ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 1
Safety Features ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 3
SECTION B:
Specifications⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 4
Dimensional Outline⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 5
Control Panel ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 6
Construction ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 6
SECTION C:
Fuel Guide ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 7
SECTION D:
Operation
Fueling ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 8
Inspection Before Operation ⋯⋯⋯⋯⋯⋯⋯⋯ 8
Operation ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 9
Adjusting Water Temperature ⋯⋯⋯⋯⋯⋯⋯ 9
Flow Rate and Water Temperature ⋯⋯⋯⋯ 10
Turning Unit Off ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 10
Preventing Freeze Up ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 10
Long Term Inactivity ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 11
SECTION E:
Routine Maintenance
Inspection and Maintenance ⋯⋯⋯⋯⋯⋯⋯ 12
Inspection and Maintenance Items ⋯⋯⋯⋯ 12
SECTION F:
Troubleshooting ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 13
OM-148(OP/E) 06.9.19 1:12 PM ページ b
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