Instruction 0024-9435
16
Fyrite Tech
4.1.5 Performing a Com bus tion Effi ciency Test
1. After turning ON the analyzer and selecting the appropriate fuel,
press the
and
button until the Stack Temperature & Ef
fi
ciency
Screen (refer to Section 4.8.7) is displayed.
2. Position the probe in the
fl
ue-gas stream to obtain the hottest
"STACK" reading.
Lo cat ing the highest stack temperature is very
im por tant for ac cu rate ef
fi
cien cy calculations.
3. You can now begin burner-service pro ce dures. Use
and but-
tons during a test to scroll through the analyzer’s other display
screens (refer to Section 4.7). The analyzer read ings will update
con tin u ous ly showing changes in burner performance.
4. Pressing the
HOLD
button freezes all readings and stops the pump.
The
and
buttons can now be used to scroll through the dis-
plays and view all test values at the moment the
HOLD
button was
pressed. Pressing
ENTER
restarts the pump and resumes testing.
4.1.6 Printing Test Results
(Model 60 only)
During a combustion ef
fi
ciency test, the current test results can be sent to
a printer as follows:
1. Turn ON printer.
TIP:
Refer to the printer's instruction manual for detailed operating
information. If not already done, set up the printer for 9600 baud,
DTR handshaking, and the same protocol as the analyzer (HP or
IrDA). Refer to Section 3.5.7 Selecting Printer Protocol.
2. Align the printer with the top of the analyzer as shown in Figure
4-1.
3. Begin printing by doing one of the following:
- If the pump is running, press the
HOLD
button
twice
.
- If the display has been previously frozen by pressing the
HOLD
button, press the
HOLD
button only
once
.
