Sears 625.348234, 625.348251 Servicing the Valve, Rotary Valve Service, Disassembly, Assembly

Models: 625.348234 625.348241 625.348251

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SECTION 5

SERVICER'S TECH. INFORMATION

I

 

 

 

 

 

5E.

 

ROTARY

VALVE

SERVICE

 

 

 

BEFORE WORKING ON THE VALVE, TURN OFF

 

 

 

 

THE

WATER

SUPPLY

AND DISCONNECT

 

FROM

 

 

 

 

ELECTRICAL POWER, TO RELIEVE PRESSURE...

 

 

 

 

... 3 VALVE BYPASS: Close the inlet valve and open

 

 

 

 

a filtered water faucet. Then close the outlet valve

 

 

 

 

and open the bypass valve.

 

 

 

 

 

 

 

 

 

...

SEARS

SPECIAL

BYPASS:

Slide

the

bypass

 

 

 

plate

valve

 

stem

to

bypass

position.

Loosen

the

3

hex

 

 

 

 

head

 

screws

(see(_)in

drawing)

toward

the

backside

L.

_alve

cam

 

of the

valve

to

allow

pressure

water

to

bleed

out

 

I

anndgear

 

(catch

water

with

a rag).

 

 

 

 

 

 

 

retainer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

washer

 

DISASSEMBLY

 

 

 

 

 

 

 

 

 

 

 

 

To remove a part or group of parts, refer to the valve

 

 

\

 

drawing. A common screwdriver or nut driver, Phil-

 

 

 

lips screwdriver

 

and pliers are the only tools needed

 

 

 

to completely

disassemble.

 

 

 

 

 

 

 

flow plug

(backwash

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

and fast

rinse flow

SERVICING THE VALVE

rate control)

Inspect all o-rings, seals and gaskets for wear or defects.

Inspect the bottom surface of the rotor and disc for scratches, chips or wear.

NOTE:

If replacement is needed, be sure to use the current replacement part.

ASSEMBLY

Be sure all parts are in place and in the proper

position. Lubricate ALL o-rings, and seals with FDA approved silicone grease. To install the rotor seal, first place the seal into the valve groove, rounded side down (see cross-section). Apply a light coating of silicone grease to the sears crossing ribs. Then, carefully center the wear strip on the seal, and push it downward onto the seal.

Install the nozzle and venturi seal and drain seal. Assemble 2 o-rings and the wave washer onto the rotor and disc. Then center the rotor and disc, in the valve body, on the rotor seal.

Lower the cover onto the valve body and rotor shaft.

Then install the cover holding screws. BEFORE TIGHTENING THE SCREWS, INSTALLTHE VALVE CAM AND GEAR, THEN TURN THE ROTOR

(CLOCKWISE ONLY) TO SERVICE POSITION.

Tighten the screws using a criss-cross pattern. If a torque wrench is available, torque to 30-40 inch pounds.

Lubricate the gear on the motor, and the valve cam

gear with Molykote grease, or other high quality gear lubricant.

Be sure to orient switch as shown, with lever toward the valve cam.

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Sears 625.348234, 625.348251, 625.348241 owner manual Servicing the Valve, Rotary Valve Service, Disassembly, Assembly

625.348234, 625.348241, 625.348251 specifications

The Sears 625.348251, 625.348241, and 625.348234 are a series of innovative products that exemplify Sears' commitment to quality and functionality. These models, while unique in their own right, share several core features and technologies that reflect the brand's dedication to enhancing user experience.

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