TWZ Series
Oil-Fired Hot Water Boilers
INSTALLATION INSTRUCTIONS
These instructions must be axed on or adjacent to the boiler
Models:
• TWZ065
• TWZ075
• TWZ100
• TWZ090
• TWZ125
• TWZ150
• TWZ120
• TWZ175
• TWZ200
D ESIGNED TO L EAD
Equipped with Hydrolevel
3250-Plus Control System
WARNING
Improper installation, adjustment, alteration, service or maintenance can cause property damage,
injury, or loss of life. For assistance or additional information, consult a qualied installer, service
agency or the gas supplier. This boiler requires a special venting system. Read these instructions
carefully before installing.
9802705 Rev 0, 03-18
Crown Boiler Company
P.O. Box 14818
3633 I Street
Philadelphia, PA 19134
www.crownboiler.com