Start-Up And Operating Checks; Manual Operation - BeaconMedaes Lifeline Camel Installation, Operation And Maintenance Manual

"Camel" Liquid Ring Medical Vacuum

4. Start-up and Operating Checks

4.1 Manual Operation

Check manual operation as follows:
a. Close shut-off valve in inlet line to isolate system. Air will enter through relief valve.
b. Make certain that the seal water shut-off valve is open.
c. Apply power to system. Set the HAND-OFF-AUTO selector switch for vacuum pump No. 1 to the
HAND position. Observe the vacuum gauge. The vacuum gauge should start indicating within 15
seconds. IF NO VACUUM IS INDICATED, TURN THE HAND-OFF-AUTO SELECTOR SWITCH
TO THE OFF POSITION IMMEDIATELY and repeat steps a-f in Section 2.1.
d. As the vacuum pump continues to run, monitor the vacuum gauge. Check that the vacuum increases
until it reaches the setting of the relief valve such that the relief valve opens.
e. Check that there is a flow of seal water from the drain loop.
Note
No water should be discharged from anti-siphon valve during operation. If seal water supply is shut off for any
reason, perform steps c, d and e, in Section 2.1 before restarting unit.
f. Continue to operate the vacuum pump for 1/2 hour and check for the following:
1. Stable vacuum.
2. Check the temperature of the Vacuum pump body. If the temperature rises rapidly, SHUT DOWN
VACUUM PUMP IMMEDIATELY AND DETERMINE CAUSE.
3. Check the temperature at bearing housing area of bearing brackets on the vacuum pump. If the
temperature exceeds 140 ° F (60 ° C) SHUT DOWN THE VACUUM PUMP IMMEDIATELY
AND DETERMINE THE CAUSE.
4. Unusual noise or vibration
SHUT DOWN THE VACUUM PUMP IMMEDIATELY AND DETERMINE CAUSE IF THERE
IS UNUSUAL NOISE OR VIBRATION OR IF THE PUMP'S BODY TEMPERATURE IS
Refer to the Troubleshooting, Section 5 in this manual for possible causes.
g. Turn the HAND-OFF-AUTO selector switch to the OFF position. Bleed the vacuum from vacuum
control tank.
h. Repeat steps a through g for each vacuum pump in the system.
CAUTION
EXCESSIVE.
4-1
Medical Systems