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8.3. ANNUAL INSPECTION PROCEDURE
8.3.1. VISUAL INSPECTION
Step
Procedure
Comment/Action
1
Depressurize and disconnect the demand
valve from the pressure supply
Use the test button on the back of the EASE
valve to depressurize the demand valve and
hose if required
2
Check the demand valve serial number is
legible
If the serial number is not legible the demand
valve should be removed from service
3
Check the demand valve has not exceed its 10
year life period
The first four digits of the serial number is the
year of manufacture. If the date at the time
of inspection is more than 10 years after the
manufacturing year the Demand Valve should
be removed from service and disposed of.
See 8.4.
4
Check the hose has no damage to its outer
cover such as cuts, or significant abrasions.
The hose will require replacing if it has cuts, or
significant abrasions in its outer cover. Send
the demand valve to an approved GCE repairer
for hose replacement.
5
Check that the hose is not kinked or miss-
shaped.
A kinked or miss-shaped hose indicates
the hose reinforcement has been damaged
and the hose should be replaced. Send the
demand valve to an approved GCE repairer for
hose assembly replacement.
6
If the hose is the type which connects to a
pipeline terminal outlet check the metal probe
connector is not damaged or worn.
A worn or damaged metal probe connector
may leak and should be replaced. Send the
demand valve to an approved GCE repairer for
hose assembly replacement.
7
Check the Demand Valve body and rear cap is
not cracked or damaged.
If cracks or significant damage is evident on
the valve body or the rear cap the Demand
Valve should be withdrawn from service.
8
Check the three small grub screws securing
the Demand Valve rear cap to the main body
are in place.
If any of the grub screws are missing return the
Demand Valve to an approved GCE repairer.
9
Check the label on the rear cap is in place and
in good condition
If the label needs replacing send the demand
valve to an approved GCE repairer for label
replacement.
10
Unscrew patient port assembly from main valve
body and remove exhalation valve flap from
the patient port.
See section 7 for further information on
disassembly procedure
11
Check patient port for cracks or damage.
Replace patient port if damaged
12
Examine the exhalation valve flap for tears and
splits
Replace exhalation valve flap if required
13
Refit exhalation valve flap to patient port.
See section 7 for further information on
refitting procedure
14
Lift inhalation disc assemble out of the Demand
Valve body. Remove inhalation valve flap from
the inhalation disc.
See section 7 for further information on
disassembly procedure
15
Examine the inhalation disc and pin. Check the
inhalation disc is flat . Check the pin is not bent
and is sitting square to the inhalation disc.
Replace inhalation disc (with pin) if required
Summary of Contents for EASE II
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