Install Instructions

Gas Valve Replacement Kit
5
f. Press the OK button while the FAN icon is
highlighted to shutdown the burner.
g. Cycle power to the Prestige once combus-
tion testing is complete to return to normal
operation.
The combustion levels should be measured at
high firing rate. If the combustion levels are
not within the range given in Table 1 for the
firing rate, shut the boiler down and contact
Triangle Tube Engineering Department.
Failure to comply with this requirement
could result in severe personal injury, death
or substantial property damage.
If the combustion levels during high fire is outside
the recommended combustion settings adjust the
THROTTLE SCREW (see Fig. 4) as follows:
Counter-clockwise adjustment of the throttle
screw at high fire:
O
2
decreases and C0
2
increases
Clockwise adjustment of the throttle screw at
high fire:
O
2
increases and CO
2
decreases
4. Once the combustion level is set at high fire,
manually place the boiler into low fire mode by
pressing the LEFT button to adjust firing rate
down.
5. If the combustion level during low fire is not
within +/-0.2% of the combustion level mea-
sured at high fire, adjust the metal offset screw
inside the brass fitting on the top right of the gas
valve (see Fig. 4) as follows.
Counter-clockwise adjustment of offset screw at
low fire:
O
2
increases and O
2
decreases
Clockwise adjustment of offset screw at low fire:
O
2
decreases and CO
2
increases
WARNING
Offset Pressure
Cover Screw
T
hrottle
S
crew
Fig. 4: Combustion Adjustment - Prestige Burner
2053-11 PrestigeGas Valve Repl. Kit_TriMax
Date: 12/8/11