Service Manual
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To keep the appliance in P1 (maximum power adjustment), it is important to assure a minimum water
flow, otherwise the appliance will jump automatically to P2 (minimum power).
160 kBTU: > 3 GPM
199 kBTU: > 4 GPM
Table 17 – Minimum Water Flow Needed to Keep P1
Maximum Power Adjustment
Technician Level
Comments
Maximum power burner
adjustment after repairs /
maintenance / gas
conversions
P1 contains the fan speed setting
(A1) and gas power (L1) at
maximum power
(depends on gas type / model)
When P1 is visible, press “P” and enter in the 2
nd
level accessing
“E” for enter and/or exit P1
Adjustment of air flow
without change gas
conditions
Range from 0 to 40
Spare part default setting is 20
Adjustment of gas flow
without change air
conditions
Range from 0 to 40
Spare part default setting is 20
Table 18 – P1 Sub-Menus
Values in P1 mode are settled according to the appliance selection and gas type from factory. To
check default value or to change parameter, press “Program” button when inside of P1.
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