Revision Notes: Revision A (ECO C05747) initial release. Reflects the
new model numbers for the Knight XL upgrade.
Revision B (ECO C07072) reflects the change in design of the manual
air vent valve, update of FIG. 2-3 on page 8 and the clarification of the
user password information on pages 10 and 11.
Revision C (ECO #C09197) updates made to the SMART SYSTEM
control (ECR #R04523).
Revision D (ECO #C10143) reflects updates made to the ignition timing
information.
Revision E (ECO #C14411) reflects updates made to the condensate
trap (R6594), along with the addition of the corrosive contaminant
warning on page 3 (R06313).
KBXII-USER Rev E
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