
Chapter 7 Troubleshooting
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HIGH FLOW INSUFFLATION UNIT UHI-3
Chapter 7 Troubleshooting
If the UHI-3 is visibly damaged, does not function as expected or is found to
have other irregularities during the inspection described in Chapter 4,
“Inspection”, do not use the UHI-3; contact Olympus.
Some problems that appear to be malfunctions may be correctable by referring
to Section 7.1, “Troubleshooting guide”. If the problem cannot be resolved by the
described remedial action, stop using the instrument and send it to Olympus for
repair.
Olympus does not repair accessory parts. If an accessory part becomes
damaged, contact Olympus to purchase a replacement.
7.1
Troubleshooting guide
UHI-3 main unit
Problem
Possible cause
Solution
UHI-3 is not
supplied with
power.
The power cord is not connected.
Connect power cord.
The power switch is not set to ON.
Turn the power on.
The circuit breaker has tripped.
Reset circuit breaker.
No indicators light
on front panel.
The power cord is not connected.
Connect power cord.
The power switch is not set to ON.
Turn the power on.
The circuit breaker has tripped.
Reset circuit breaker.
Safety device is activated (indicators
do not light).
Turn on the power again.
Insufflation is not
possible.
The start switch is not pressed.
Press the START switch.
The valve on a gas cylinder is closed. Open valve.
The cylinder hose for UHI-3 is not
connected.
Connect correctly.
The hose for medical gas pipeline is
not connected.
Connect correctly.