4
Probe connections Sprint eVo
1
/eVo
2
/eVo
3
Probe connections
Flue gas analysis
Connect the flue probe to the flue sample inlet and the thermocouple to the
k-connector marked FLOW (Efficiency).
To measure flue draught pressure connect pressure tube to (-) Pressure inlet
marked draught. (eVo
2
and eVo
3
only)
Differential pressure, working pressure, operating pressure and let-by
and tightness test (eVo
2
and eVo
3
only)
Connect tubing to pressure inlet(s).
Differential temperature test
Connect one (or two) thermocouple probes to the k-type connectors. When
using one probe, Sprint will display a soft key option to switch between T1 and
T2 snapshot measuring points.
Room CO safety test
Connect CO room safety test probe (optional), where suitable, to the flue sam-
ple inlet.
Gas escape test (eVo
2
and eVo
3
only)
Connect gas leak probe to the USB connector.
Note: The pump may operate at different speeds or switch off depending on the test
being performed. This will vary the pitch of the sound from the pump and does not
indicate the pump is performing incorrectly.
Accessories
A magnet on the reverse of the instrument can be used to place the Sprint unit
in location on the boiler system for easy hands-free operation. WARNING:Take
care not to place items which may be sensitive to strong magnetic fields near this
magnet, eg credit cards or magnetic storage devices like computer hard drives.
Tip: see label
underneath unit
for details of probe
connections. Sprint
eVo
1
does not have
prssure inlets
(-) PRESSURE
(+) PRESSURE
FLUE SAMPLE
INLETS
FLOW
(EFFICIENCY)
TEMPERATURE
RETURN
(DRAUGHT)
Exhaust exit
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