Sears CRAFTSMAN 390.251482 Owner'S Manual Download Page 1 | Manualshive

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OWNER’S

MANUAL

MODEL NO.

390.251482
390.251882

CAUTION:
Read and Follow
All Safety Rules and
Operating Instructions
Before First Use of
This Product.

Save This Manual For
Future Reference.

Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A.

• Safety Instructions
• Installation
• Operation
• Troubleshooting
• Repair Parts

PRINTED IN U.S.A.

PROFESSIONAL
“HYDROGLASS”

®

SHALLOW WELL JET PUMP

®

Form No.

F642-9803

(Rev. 6/5/98)

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Summary of Contents for CRAFTSMAN 390.251482

Page 1: ...g Instructions Before First Use of This Product Save This Manual For Future Reference Sears Roebuck and Co Hoffman Estates IL 60179 U S A Safety Instructions Installation Operation Troubleshooting Repair Parts PRINTED IN U S A PROFESSIONAL HYDROGLASS SHALLOW WELL JET PUMP Form No F642 9803 Rev 6 5 98 ...

Page 2: ... burn or cause death Ground pump before connecting to power supply Hazardous pressure Install pressure relief valve in discharge pipe Release all pressure on system before working on any component Periodically inspect pump and system components Wear safety glasses at all times when working on pumps Keep work area clean uncluttered and properly lighted store properly all unused tools and equipment ...

Page 3: ...DO NOTICE Use Teflon tape supplied with the pump for making all threaded connections to the pump Impeller and Jet Impeller turns with motor shaft causing water to fly out from its rim by centrifugal force Impeller rotation creates a vacuum which pulls in more water Part of the water is diverted back to the jet where it passes through the nozzle and venturi This creates more vacuum to draw in more ...

Page 4: ... to guard against power failure is a good idea If you install an engine generator set for emergency backup power for your pump supply the generator set manufacturer with the nameplate data from the pump motor He will then be able to provide a gen erator of the correct size to power your pump Also be sure to add the load from any other accessories such as lights that may be on the same circuit Hori...

Page 5: ...URE 4 Motor wiring connections through Pressure Switch Match motor voltage to line voltage Your Motor Terminal Board under the motor end cover and Pressure Switch look like one of those shown below Convert to 115 Volts as shown Do not change motor wiring if line voltage is 230 Volts or if you have a single voltage motor Connect power supply as shown for your type of switch and your supply voltage ...

Page 6: ...n threaded fittings in the plastic pump If leaks do occur remove the fitting replace the Teflon tape and rewrap with 1 1 2 to 2 turns of Teflon tape and remake the connection 2 Independently support all piping connected to the Hydroglass Pump OPERATION Priming the Pump NEVER run pump dry Running pump without water may overheat unit damaging seals and possibly burning per sons handling pump NEVER r...

Page 7: ...ut side with plastic mallet This will insure proper seating of O Ring and clamp E Assemble base mounting bolts Connect pressure switch tub ing and close draincock F Prime pump and turn on power REMOVING MOTOR FOR SERVICE AND REPLACING SHAFT SEAL If it is necessary to remove motor always replace the shaft seal We suggest you purchase this item U109 6A and have it on hand for future use NOTICE The s...

Page 8: ...le proceed as follows 1 Disassemble pump per instructions on Page 7 2 Turn venturi counterclockwise and remove it The nozzle is now exposed Remove it using a 5 8 hex socket wrench with extension Turn counterclockwise If socket wrench is not avail able insert an ice pick or similar pointed tool carefully into the nozzle This will dislodge debris 3 Flush out the debris by running water through the n...

Page 9: ...plastic pipe where possible otherwise with point 3 immediately limed causing excess friction new steel pipe above 3 Offset piping is too small in size 3 Use larger offset piping Pump pumps water 1 Pressure switch is out of adjustment 1 Adjust or replace pressure switch but does not shut off or contacts are frozen 2 Faucets have been left open 2 Close faucets 3 Jet or impeller is clogged 3 Clean je...

Page 10: ...er 8 J1 39P J1 39P Diffuser 9 U30 542SS U30 542SS Screw 8 32 x 7 8 5 Required 10 C19 54SS C19 54SS Clamp Tank Body 11 U9 201 U9 201 O Ring Venturi 1 3 8 x 1 1 8 x 1 8 12 N32P 66 N32P 66E Venturi 13 N34P 19 N34P 17 Nozzle 14 N76 29P N76 29P Insert 15 J20 18 J20 18 Gasket 16 N176 28PB N176 28PC Tank Body Assembly Front Half Includes Key No 11 12 13 14 15 19 20 and 23 17 U37 673P U37 673P Switch Tube...

Page 11: ...15 16 17 18 19 20 21 22 23 24 25 25A 26 27 28 29 766 1194 To Order Parts in the U S A Call Sears Product Service 1 800 366 7278 To Order Parts outside the U S A Call Your local Sears Service Center or Store 1A L1 L2 1B 1C 1D 1E Wiring omitted for clarity ...

Page 12: ...ll 9 am 5 pm Monday Saturday 1 800 827 6655 M A I N T E N A N C E A G R E E M E N T America s Repair Specialists REPAIRSERVICES America s Repair Specialists REPAIRSERVICES America s Repair Specialists REPAIRSERVICES Sears Roebuck and Co Hoffman Estates IL 60179 U S A OWNER S MANUAL MODEL NO 390 251482 390 251882 The model number of your Shallow Well Jet Pump will be found on the pump body When req...

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