Lochinvar KNIGHT 51 - Manual (Page 80)

Revision A (ECO #C05747) initial release. Reflects the new model
numbers for the Knight Wall Mount upgrade.
Revision B (ECO #C06188) reflects updates made to the ladder and
wiring diagrams (ECO #C06158).
Revision C (ECO #C06234) reflects changes made to the Service
Reminder feature.
WBII-I-O Rev C
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