SECTION
Changing the Filter
NOTE: For this procedure, refer to FIGURE 3.1 on page 25.
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.
Filter Cover
Screws
FIGURE 3.1 Changing the Filter
Troubleshooting
PROBLEM | CAUSE | SOLUTION |
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Mattress not inflating | Mattress hose disconnected | Connect hose connectors and lock |
Not alternating properly |
| them in place |
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| Air hose kinked or split | Unkink hose or replace split hose |
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| Major leak in the air cushions or | Replace leaking air cushions or |
| overlay pad | overlay pad |
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| Kinked or split manifold | Unkink manifold or replace split |
|
| manifold |
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|
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| Has power and fuse is good, control | Send unit back for repair |
| unit does not come on |
|
|
|
|
| Not alternating, solenoid or valve | Send control unit back to factory for |
| malfunction | repair |
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|
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| No air, pump or blower malfunction. | Send unit for repair |
|
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Part No 1148139 | 25 | MA90 Series |