17
PRESSURE/TEMPERATURE TESTING
Select the Temperature Rotary Dial position.
Use the T1 connection for the Flue Probe temperature sensor
Use the T2 connection for the Inlet temperature sensor
Real time temperature difference
Real time pressure reading
WARNING
NEVER ATTEMPT TO TAKE A PRESSURE READING WITHOUT KNOWING THE MAXIMUM PRESSURE THAT MIGHT BE PRESENT. THIS
INSTRUMENT’S PRESSURE TRANSDUCER IS
RATED AT 1.1 PSI WITH A MAXIMUM OVER RANGE OF 5.8 PSI.
Select “PRS/TEMP”. The pump stops automatically. Using the black connectors and manometer hose, connect to P1 for single pres-
sure or P1 and P2 for differential pressure.
Pressure units can be selected via “MENU”.
Eg Flow Temp
Eg Return Temp
Differential Temp
Press
to print a full pressure test, (or send to Smart Device via optional Wireless module).
Hold
for 2+ seconds to log a pressure report.
PRESSURE MEASUREMENT GOOD PRACTICE
WARNING
Before using the UEi C165 to measure the pressure of a gas/air ratio valve, read the manufacturer’s manual thoroughly. If in doubt,
contact the manufuctuer.
After adjusting a gas/air ratio valve, it is essential the CO, CO
2
are within the manufacturer’s specified limits.
LARGE BORE TUBING ISSUES
If using larger bore tubing when performing pressure tests:
Push tubing over the rim of the
This may not produce a gas tight seal.
spigot to ensure a gas tight seal.
Status
Flu
e 1
Aux
2
eu
lL
F
Com
Test
Prs/
Temp
Exch
Test
Room CO
Combu
stion Analy
zer
C165
CO
C
O2
T
EM
P
PR
S
www.calcert.com
1.800.544.2843
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