Filter
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SECTION 3—MAINTENANCE AND TROUBLESHOOTING
Part No 1148138 23 MA80 Series
Changing the Filter
NOTE: For this procedure, refer to FIGURE 3.1.
Clean the filter every 5 months or whenever it is dirty.
1. Remove the two screws securing the
filter cover to the back of the control
unit.
2. Remove the filter.
3. Wash the filter with water and a mild
detergent.
4. Dry the filter completely.
5. Install the filter into the back of the
control unit.
6. Secure the filter cover to the back of the
control unit using the two screws.
FIGURE 3.1 Changing the Filter
Troubleshooting
Filter
Cover
Screws
PROBLEM CAUSE SOLUTION
Mattress not inflating
Not alternating properly
Mattress hose disconnected Connect hose connectors and lock
them in place
Air hose kinked or split Unkink hose or replace split hose
Major leak in the air cushions or
overlay pad
Replace leaking air cushions or
overlay pad
Kinked or split manifold Unkink manifold or replace split
manifold
Has power and fuse is good, control
unit does not come on
Send unit back for repair
Not alternating, valve malfunction Send control unit back to factory for
repair
No air, blower malfunction Send unit for repair
No power Control unit off Check power source and turn on
unit
Power cord disconnected Connect power cord to the power
source
No power in the power source Check power source has power
power and turn it On
Power outage Wait till the power source has
power
Blown fuse Replace blown fuse with an
equivalent fuse