This manual must only be used by a qualified heating installer/service technician. Read all instructions, includ-
ing this manual and all other information shipped with the boiler, before installing. Perform steps in the order
given. Failure to comply could result in severe personal injury, death or substantial property damage.
• Installation
• Startup
• Maintenance
• Parts
Product Manual
Part number 635-500-156/0113
Companion
Water Heater
for WM97+ Gas-Fired Boilers
High Performance
Companion Water Heater
(Boiler sold separately)
®
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