p/n 18603-001, Rev. C LTV
®
1200/1150 Ventilator Service Manual Page 5-1
Chapter 5 -
P
REVENTATIVE
M
AINTENANCE
The following preventative maintenance is required for proper operation of the LTV
®
1200/1150
ventilator.
Recommended Maintenance Schedule
The LTV
®
1200/1150 ventilator is designed to operate for extended periods of time with minimum
maintenance. The following maintenance is recommended:
Hours of Service
6
Maintenance Required
Prior to initial use
• Charge the internal battery by plugging the ventilator into an AC power source for
24 hours.
• Setup the ventilator/accessories.
• Check the ventilator for proper operation per Chapter 2 - Ventilator Checkout
Tests
While in storage, every
two months
• Recharge the internal battery by plugging the ventilator into an AC power source
for 24 hours
7
.
Daily
• Check the Inlet filter, clean if necessary.
• Check the fan filter, clean if necessary.
If in use, a minimum of
once a month
• Check the ventilator per Chapter 2 - Ventilator Checkout Tests. While the
ventilator is off-patient, perform the power (external) disconnect test*
• Verify Vte or VE monitor *
• Verify airway pressure or PIP monitor *
• Verify delivered O
2
concentration (LTV
®
1200 only) if not using an oxygen
analyzer continuously. * (See Ventilator Specifications for accuracy tolerances).
*Use existing patient settings or examples shown in Installation and Checkout
Every 10,000 hours or
two years
8
, whichever
comes first
• Replace the internal battery
9
with Pulmonetic Systems battery P/N 18608-001
10
• Calibrate the transducers.
• Replace the Motor Board.
• Clean or replace the Interior Air Inlet filter.
• Clean or replace the O
2
Inlet filter (LTV
®
1200 only).
Every 30,000 hours or
six years, whichever
comes first
8
• Replace the Turbine Manifold assembly.
• Replace the Solenoid Manifold.
• Replace the Flow Valve.
• Replace the Rotary Switch assembly.
• Replace the O
2
Blender (LTV
®
1200 only).
• Replace the Solenoid Mount assembly
• Replace the PEEP Accumulator
• Replace the Fan assembly.
• Replace all Silicone Tubing.
• Check the Thermo Pads for compression and replace if necessary.
This is the recommended schedule for typical clinical or home settings. Some environmental
conditions may require you to perform the maintenance procedures more frequently.
6
For the number of hours the ventilator has been in service, see Extended Features in the LTV Series Operator’s Manual.
7
If the battery is deeply discharged, it may take several charge and discharge cycles before it is at full capacity.
8
10,000 hour, two year and/or 30,000 hour, six year extended maintenance and ventilator repair must be performed by a
service technician who has been trained and certified by Pulmonetic Systems, Inc.
9
Replacement at 10,000 hours or 2 years is based on normal use of up to 200 charge cycles. The battery may need to be
replaced more frequently if it is being charged more often. The battery should also be replaced any time it fails to reach a
full charge, or if the ventilator runs for less than 40 minutes on a fully charged battery.
10
The LTV
®
1200/1150 Internal Battery (P/N 18608-001) is available in battery replacement kit, P/N 18634-001.
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