Wayne CDU980E, Руководство по установке

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INSTALLATION MANUAL
8
LET PUMP COOL FOR A MINIMUM OF 2 HOURS BEFORE ATTEMPTING TO
thermal protector and may restart unexpectedly.
Protector
SERVICE. Submersible pumps contain oil that become pressurized
tripping is an indication of motor overloading as a
result of
and hot under normal operating conditions.
operating the pump at low heads, excessively high or low
1.
2.
Submersible pump models have permanently lubricated
bearings and require no additional lubrication.
The pump should be inspected 3-4 times per year for
pump movement or buildup of debris on the switch or
float. Reposition pump if it has moved. Remove any
debris that could interfere with the operation of the
switch.
voltage, inadequate wiring, incorrect motor conditions,
or a faulty motor or pump.
TROUBLESHOOTING
Symptoms Possible Cause(s) Suggested Remedies
1. Water level too low 1. Water must be at the appropriate level to activate switch Pump will not
start or run 2. Blown fuse or tripped circuit breaker 2. If blown, determine cause and then either replace with proper
sized fuse or reset breaker
3. Low line voltage 3. Contact an electrician
4. Motor 4. Replace pump
5. Switch
5. Replace switch
6. Inlet screen clogged 6. Remove debris
7. Switch obstruction 7. Remove obstruction to ensure free motion of switch
TROUBLESHOOTING
(CONTINUED)
Symptoms Possible Cause(s) Suggested Remedies
Pump shuts off
and turns on
independently
of switch (trips
thermal
overload
protection) 1. Excessive water temperature
2. Switch
3. Switch obstruction
4. Obstruction in discharge pipe
5. Low line voltage
1. Pump should not be used for water above
120º F
2. Replace switch
Pump starts and
stops too often
1. Back-flow of water from discharge 1. Install check valve pipe
2. Switch 2. Replace switch
3. Check valve not functioning properly 3. Remove and examine check valve for prop er in stal la tion
and free or leaking operation. Replace check valve if necessary.
DO NOT USE AN EXTENSION CORD. Extension cords could
present a safety hazard if not sized properly, become damaged
or the connection falls into the sump. If receptacle is not within
reach of the pump’s power cord, contact a qualified licensed
electrician to install a new receptacle.