A. On/ Off (Power) Button
B. 6 Line Backlit Display
• Press any button to turn Back light on
C. UP/DOWN Button
• Short press to navigate “UP” or “DOWN”
D. Pump Toggle button: Long press to pump on/off, short press holds the readings
and the screen flashes
E. ENTER Button
• Short press select current option displayed
F. Rotary Dial
G. Protective Rubber Boot With Magnets
H. Printing and log button: Long press to saving logs and Short press to print on/off
I. Water Trap (under Protective Boot)
J. Particle Filter (inside water trap)
K. LED Water Trap Indication: LED is active while the pump is on to bring user
awareness to any condensate building up in the water trap
L. Grip Indentation: Indentation for fingers to grip analyzer
M. Water Trap Drain Plug: (Red plug; take caution NOT to damage plug when
removing protective boot)
N. Serial Number QR Code
O. Sensors Fitted: (label under Protective Boot) Indication of sensors installed when
shipped (CO, CO-H2, CO2, NO, O2)
P. Battery Compartment (under Protective Boot)
Q. Infrared Printer Port
R.
Battery Charge USB Adapter Connection
emperature Connections
S. T
• Flue Probe T
• Inlet T
T.
Flue Gas Inlet Connection
U. Pressure Connections
• Pressure: P1
• Differential Pressure: P2
emperature: T1
emperature: T2
MENU SCREEN - C165+ START UP
C
o
m
b
u
s
t
i
o
n
A
n
a
l
y
z
e
r
C165+
C
O
C
O
2
T
E
M
P
P
R
S
STATUS
LINK
v3
AUX
O2/EFF
CO/CO2
TEMP/PRS
EXCH TEST
ROOM CO
Press ”Power” Button for 2 seconds. The analyzer
will perform a 60 second purge. This should be done in
fresh air.
Rotate Selector Dial to MENU to set up or customize
your settings.
Selected parameter are highlighted with Display Line
Lights on either side.
Use and ARROW BUTTONS to scroll menu
options.
Press Button to edit a parameter.
Press and ARROW BUTTONS to change
contents of field.
Press Button to enter content and move to next
field.
STATUS SCREEN
Rotate Selector Dial to STATUS to view parameters
Ta
AT
M
CAL
SERIAL NUMBER
DA
TE
TIME
BA
TTERY LEVEL
Change Fuel Type
With the first line selected press and ARROW
BUTTONS to change currently selected Fuel.
NAT GAS
H OIL
PELLETS
L OIL
LPG
BUTANE
PROPANE
Press Button to select.
STATUS
LINK
CO/CO2
C
o
m
C165+
b
u
s
t
i
TEMP/PRS
EXCH TEST
ROOM CO
v3
S
R
P
P
M
E
T
2
O
C
O
C
r
e
z
y
l
a
n
A
o
n
O2/EFF
AUX
BEFORE TESTING
CHECKLIST
o Clean particle filter
o Water trap and probe line are
free of condensate
o All hose and thermocouple
connections are properly
secured
o Water trap is fitted correctly
o Power on and zero
o Flue gas probe is sampling
ambient FRESH air
AUXILIARY SCREEN
Remove the rubber boot and red
drain plug. Allow the water to
drain out. Re-insert the rubber
plug and replace boot cover.
Remove protective rubber boot.
Remove water trap from analyzer.
Remove particle filter from water
trap and replace with new one.
Reattach trap and boot.
CO/CO2
TEMP/PRS
STATUS
LINK
O2/EFF
AUX
C
o
C165+
m
b
u
EXCH TEST
ROOM CO
v3
S
R
P
P
M
E
T
2
O
C
O
C
r
e
z
y
l
a
s
n
t
i
A
o
n
The AUX screen allows you
to assign any of the following
parameters on any display line.
CO2, CO, NO (if fitted), NOx
(if fitted), O2, TF, Ti, Ta, Delta
(∆), Loss, EFg, Xair, Ra (CO/
CO2 Ratio), PI, Fuel Type, PRS
or Blank.
To customize the settings
displayed on screen.
Rotate dial to
.
Scroll or to SCREEN.
Press .
Scroll or to AUX.
Press .
Scroll or to select
the line to change.
Press
.
Highlighted line shows
current selection.
Scroll or to change
parameters.
Press to select.
Scroll or to select
another line to customize
and repeat.
When finished, scroll or
to BACK.
Press .
CO/CO2
TEMP/PRS
O2/EFF
AUX
STATUS
LINK
C
o
m
C165+
b
u
s
t
EXCH TEST
ROOM CO
v3
S
R
P
P
M
E
T
2
O
C
O
C
r
e
z
y
l
a
n
i
A
o
n
When performing a
combustion Test.
Rotate function rotary dial to
AUX to Test while viewing
custom parameters that you
selected.
BASIC CO/COMBUSTION ANALYSIS
T2
P2
T1
P1
Insert Flue probe into stack.
Adjust cone so end of the
probe is approximately at the
center of the stack.
NOTE: You will have to drill a
hole at least 3/8”. Use appropriate
sealing method after testing.
CO/CO2
TEMP/PRS
STATUS
LINK
O2/EFF
AUX
C
o
m
C165+
b
u
s
t
EXCH TEST
ROOM CO
v3
S
R
P
P
M
E
T
2
O
C
O
C
r
e
z
y
l
a
n
i
A
o
n
Rotate selector dial to O2/Eff
to view:
O2
Efgc
T1
Ta
(Status Bar - NAT GAS)
Fuel type can be changed via
or STATUS setting
CO/CO2
TEMP/PRS
O2/EFF
AUX
STATUS
LINK
C
o
m
b
C165+
u
s
t
i
o
n
EXCH TEST
ROOM CO
v3
S
R
P
P
M
E
T
2
O
C
O
C
r
e
z
y
l
a
n
A
Rotate selector dial to CO/
CO2 to view:
CO
COa
CO2
LOSS
XAIR O2++
P
(Status Bar - NAT GAS)
Fuel type can be changed via
or STATUS setting.
Make any adjustments as
needed for proper
combustion and wait for
analyzer to display change
in readings. (Repeat as
necessary).
T2
P2
T1
P1
Once complete, remove probe from stack, allow analyzer to purge in fresh air until CO sensor
readings return to ZERO (0) and O2 readings reading return to 20.9%.
Continue to the next test or power analyzer off by pressing , if finished.
NOTE: Print and store functions may be used at any time during testing.
PRESSURE TEST
CO/CO2
TEMP/PRS
O2/EFF
AUX
STATUS
LINK
C
o
m
C165+
b
u
s
t
i
o
EXCH TEST
ROOM CO
v3
S
R
P
P
M
E
T
2
O
C
O
C
r
e
z
y
l
a
n
A
n
Rotate the selector dial to
PRS/TEMP.
Press to Zero Pressure
sensor. No connections
when zeroing pressure.
TEMPERATURE TEST
CO/CO2
TEMP/PRS
STATUS
LINK
O2/EFF
AUX
C
o
m
C165+
b
u
s
t
EXCH TEST
ROOM CO
v3
S
R
P
P
M
E
T
2
O
C
O
C
r
e
z
y
l
a
n
i
A
o
n
T2
P2
T1
P1
Connect true draft hose to P1.
Connect second probe to P2
for differential pressure.
T2
P2
T1
P1
Place combustion probe or
true draft probe tip in the
flue to measure draft.
Connect static pressure
hose to measure differential
pressure.
T2
P2
T1
P1
Rotate the selector dial to
PRS/TEMP
Connect probe to T1.
Compatible with any K-Type
thermocouple probe or clamp.
Connect second probe to T2.
Compatible with any K-Type
thermocouple probe or clamp.
HEAT EXCHANGER TEST
CO/CO2
TEMP/PRS
O2/EFF
AUX
STATUS
LINK
C
o
m
C165+
b
u
s
t
EXCH TEST
ROOM CO
v3
S
R
P
P
M
E
T
2
O
C
O
C
r
e
z
y
l
a
n
i
A
o
n
Rotate dial to EXCH TEST.
Press to start.
The analyzer will wait 60
seconds and then record the
Post-Blower values for CO,
02 and Excess Air.
Scroll
FUELTYPE.
Press
or to select
Call for heat on the system.
Observe and wait for O2
readings to stabilize.
After the blower turns on,
press the
to start the
Post-Blower test
CO/CO2
TEMP/PRS
O2/EFF
AUX
STATUS
LINK
C
o
m
C165+
b
u
s
EXCH TEST
ROOM CO
v3
S
R
P
P
M
E
T
2
O
C
O
C
r
e
z
y
l
a
n
t
i
A
o
n
Test results and LOG number
will display when done.
Press
to print the results.
This LOG will be stored in
REPORTS/EXCHANGE in the
MENU screen.
ROOM CO TEST
O2/EFF
CO/CO2
TEMP/PRS
O2/EFF
CO/CO2
TEMP/PRS
CO/CO2
TEMP/PRS
STATUS
LINK
O2/EFF
AUX
C
o
m
C165+
b
u
s
t
i
o
EXCH TEST
C
O
C
r
e
z
y
l
a
n
A
n
O
ROOM CO
M
E
T
2
v3
S
R
P
P
No probes or hose
connections required for
this test.
Rotate dial to ROOM CO.
Press
to select
GENERAL test type.
PRINTING AND LOGGING
Align Printer in line above
analyzer.
CO reading will be logged
every minute for 30 minutes.
Readings will be stored
once the 30 minute test is
completed.
Rotate rotary dial to Menu.
Press
or Buttons to
select Report.
Press Button to select
Report.
Test results and LOG number
will display when done.
Press
to print the results.
This LOG will be stored in
REPORTS/ROOM CO in the
MENU screen.
Press
or Buttons to
view types of Reports.
Press Button to select
Report type.
Press
Button to View.
Press
or Buttons
to select Log number of that
type of Report.
Scroll or to PRINT.
Press Button to print
Report Log Number.
SETUP USER FUEL
CO/CO2
TEMP/PRS
STATUS
LINK
O2/EFF
AUX
C
o
m
C165+
b
u
s
t
EXCH TEST
ROOM CO
v3
S
R
P
P
M
E
T
2
O
C
O
C
r
e
z
y
l
a
n
i
A
o
n
Rotate dial to MenuUNITS shows press to
proceed.
POST TESTING
POWERING OFF
When you power off the C165+, there is a 10 second purge.
CAUTION
Make sure you do not exceed the analyzer’s operating specifications.
•
Do not exceed the flue probes maximum temperature (1112˚F)
•
Remove the probe from the flue
and allow analyzer to purge with
fresh air until readings return to
zero. O
2 to 20.9%
CAUTION: probe tip will be HOT.
Do not exceed the analyzer’
•
Do not put the analyzer on a hot surface
Do not exceed the water trap’
•
•
Do not let the particle filter become dirty and blocked
s internal temperature range 112°F (50°C)
s level
BATTERIES
The analyzer is fitted with 3 (AA)
size rechargeable batteries.
Observe correct polarity when
replacing.
Always check operation
immediately after battery
replacement.
Do not leave batteries in unit for
extended periods of non-use.
WARNING
Do not recharge with Alkaline
batteries fitted. Alkaline batteries
are not rechargeable. Attempting
to recharge alkaline batteries
may result in product damage
and create a fire risk.
Time and Date will need to be
reset after changing batteries.
Always dispose batteries using
approved disposal methods that
protect the environment.
D
ownload the full
O
wners Manual
S
CAN THIS CODE
WARRANTY
The C165+ combustion analyzer is warranted for one year including sensors. If within the warranty period your instrument should become inoperative from such defects, the unit will be repaired or replaced at
UEi’s option. This warranty covers normal use and does not cover damage which occurs in shipment or
failure which results from alteration, tampering, accident, misuse, abuse, neglect or improper maintenance (calibration). Batteries and consequential damage resulting from failed batteries are not covered
by warranty. Any implied warranties, including but not limited to implied warranties of merchantability
tness for a particular purpose, are limited to the express warranty. UEi shall not be liable for loss
and fi
of use of the instrument or other incidental or consequential damages, expenses, or economic loss, or
for any claim or claims for such damage, expenses or economic loss. A purchase receipt or other proof
of original purchase date will be required before warranty repairs will be rendered. Instruments out of
warranty will be repaired (when repairable) for a service charge. Warranty only covers hardware and
does not extend to software applications or accessories. Contact UEi for specific warranty and service
information.
T
his warranty gives you specific legal rights. You may also have other rights which vary from state to state.
ANNUAL RECERTIFICATION SERVICES
Complete Care for Your Combustion Analyzer
When you:
Request Recertification or Service Online
Within 1 Year of Purchase or Last Service
BACKED BY
UEi will:
10 Year Warranty: All UEi combustion analyzers have a
standard 1-year warranty. Each recertification extends the
warranty for 1 more year for up to 10 years from the date of
purchase.
10
8
Register Online
Registering you analyzer online is quick and easy. Just log in or setup an account, it only takes a couple
of minutes. Once logged in you can register you analyzer by providing some product information and
uploading a proof-of-purchase. When it’s time to request recertifcation, just log into your account, select
the analyzer, select the service and place your order.
Contractors who book recertification of a C160
series analyzer
date of purchase or the date of the last
recertification will receive reduced service pricing
that lowers the cost of ownership and 2 additional
benefits:
Same Day Service: All qualifying analyzers received for
recertification through UEi Service+ are returned on the same
business day.*
Free Shipping: UEi Service+ offers free shipping both to
and from our service center. When customers book their
recertification, they receive a prepaid UPS Ground shipping
label.
*Analyzers that include the additional NO (Nitric Oxide) sensor requires 48-hour turnaround.