Part number GL-E223-ADOC 0615
s)NSTALLATION
s3TARTUP
s-AINTENANCE
s0ARTS
0RODUCT-ANUAL
Indirect-Fired Water Heaters
This manual must only be used by a qualified heating installer/service technician. BEFORE installing,
read all instructions in this manual and all other information shipped with the water heater. Perform
steps in the order given. Failure to comply could result in severe personal injury, death or substantial
property damage.
5SER Read important user safety information found on page 3, page 24 and page 25. Installation and
service should only be performed by a qualified service technician. Retain this manual for future reference.
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