![BASIC SST SERVICE GUIDE](/images/new-backgrounds/44259/4425919x1.webp)
BASIC SST SERVICE GUIDE
This guide will cover most homeowner complaints. If, after checking the items listed, the unit still fails to operate properly, contact the nearest Authorized Service Center.
SERVICE INDICATION |
| SERVICE CHECKS |
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ON/OFF switch “ON” | Unit functioning Normally | |
Blower ON |
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Operating Light ON |
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ON/OFF switch “ON” | 1. | Power is not being supplied to air cleaner. |
Blower ON |
| A. Check fuse or circuit breaker. |
Operating Light OFF |
| B. Ensure power pack is properly installed and latched. |
| 2. | Collecting cell shorted - Turn power Off - Remove power pack - Remove |
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| collecting cells - Replace power pack - Restore power (ensure blower is |
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| operating). |
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| A. If Operating Light comes ON check cells for bent plates, loose ionizing |
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| wire(s) or cracked insulator(s). |
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| B. If Operating Light remains OFF, malfunction is in the power pack. (See |
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| power supply Checkout Procedure). |
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ON/OFF Switch “ON” | 1. | Air flow sensor contaminated/misaligned |
Blower OFF |
| A. Remove power pack and clear contamination inside black bushing around |
Operating Light ON |
| the small sensor element. |
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| B. Ensure small sensor element is centered in bushing. |
| 2. | Air sensor left in bypassed condition after servicing.** |
| 3. | Faulty air flow sensor panel. |
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Excessive arcing during | 1. | Wet collecting cell. |
normal operation - |
| A. Allow cell(s) to dry after cleaning before applying power. |
Operating Light may blink | 2. | Damaged collecting cell(s). |
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| A. Remove cell(s) and inspect for bent plates, loose ionizing wire(s), cracked |
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| insulator(s), etc. |
| 3. | Collecting cells dirty. |
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| A. Clean cells as instructed in this manual. |
| 4. | Faulty power supply (see power supply checkout procedure) |
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**NOTE: Your air cleaner is equipped with an air flow sensor (switch) which turns the unit ON and OFF in response to the system blower. It may have been “wired out” during a service check and inadvertently left in this condition
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