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Lochinvar 400-801 User Manual

Service manual

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Service Manual

Models: 400 - 801

This manual must only be used
by a qualified heating installer /
service technician. Read all
instructions, including this manual
and the Knight XL Installation and
Operation Manual, before installing.
Perform steps in the order given.
Failure to comply could result in
severe personal injury, death, or
substantial property damage.

ƽ WARNING

Save this manual for future reference.

KBXII-SER Rev F