TROUBLESHOOTING GUIDE
Problem |
| Possible Cause |
| Service Instructions |
6. Lifting foot pedal does not | a. Too much clearance between the | a. Adjust cam strap so clearance is | ||
add water to the bowl. |
| cam strap and water valve. |
| .06 inches (1.5mm) maximum. |
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7. Water leaking from water | a. Water valve body cracked due to | a. Replace water valve. | ||
valve. |
| freeze damage. |
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| b. Water line connection is loose or not | b. Insure that threads are not cross- | ||
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| seated properly. |
| threaded and tighten. |
| c. | Defective water valve. | c. | Replace water valve. |
| d. Stripped threads. | d. Replace water valve. | ||
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8. Water leaking from rear of | a. Worn or defective vacuum breaker. | a. Remove white cap from vacuum | ||
toilet bowl. |
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| breaker. Flush toilet. If water leaks |
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| during flush, vacuum breaker |
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| needs to be replaced. |
| b. Loose vacuum breaker. | b. Secure vacuum breaker | ||
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| connection. |
| c. | Cracked or defective toilet bowl. | c. | Replace toilet bowl. |
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9. Water is leaking from the | a. Clamp ring may be loose. | a. Remove plastic base cover (on | ||
base/toilet connection. |
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| applicable models) and tighten the |
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| clamp ring. |
| b. Ball seals may be worn or defective. | b. Replace ball seals. | ||
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10. Vacuum pump running too | a. Water leaks out of bowl between | a. Leave small amount of water in | ||
often between flushes. |
| flush ball and ball seal. |
| bowl. If water is sucked from bowl, |
(See Vacuum Tester |
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| see problems 1 and 2. |
Information on page 9.) | b. Vacuum line leak. | b. Tighten all connections at toilet, | ||
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| vacuum generator or vacuum hold- |
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| ing tank (including hose clamps |
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| and threaded spin nuts). If leaks |
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| persists, contact SeaLand Product |
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| Customer Service. |
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11. Vacuum pump will not | a. A vacuum leak exists. | a. See problem 9b. | ||
shut off. | b. Insufficient vacuum (pump creates | b. Isolate pump and use vacuum | ||
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| less than 10 inches Hg). |
| gauge to check vacuum levels. |
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| Could be a plugged discharge line |
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| or worn duckbill valves. |
| c. Faulty vacuum switch (pump creates | c. Replace vacuum switch. | ||
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| more than 10 inches Hg). |
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| d. Improper wiring. | d. Refer to wiring diagram to check | ||
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| for proper wiring. |
| e. Bellows not pumping. | e. Tighten set screw in eccentric to | ||
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| motor shaft. Otherwise, check |
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| for damage to bellows and motor |
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| shaft. Replace if necessary. |
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12. Vacuum pump will not run. | a. No electrical power. | a. Check input power, circuit breaker | ||
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| and fuse. |
| b. Loose or broken electrical wiring. | b. Tighten or reconnect wires at | ||
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| vacuum pump and tank, vacuum |
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| generator, or vacuum holding tank. |
| c. | Improper electrical connections. | c. | Make certain wires at vacuum |
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| switch are connected to the “B” |
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| terminals. |
| d. Faulty vacuum switch. | d. To check vacuum switch, short | ||
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| across “B” terminals with jumper |
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| wire. |
| e. Faulty motor. | e. Replace motor. | ||
| f. | f. | Empty the holding tank. | |
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