Cornelius 2232MS service manual Always Install NEW Ball Seat Quadding P/N

2.Close Beverage Control Panel Assembly water inlet supply line shutoff valve.

3.Loosen screen retainer, then pull screen retainer and strainer screen from water pump. (see Figure 12).

4.Pull strainer screen from screen retainer. Clean any sediment from screen retainer and pump screen retainer port.

WATER PUMP

WATER

STRAINER SCREEN

(P/N 315348–000)

O–RING

(P/N 315349–000)

SCREEN RETAINER

FIGURE 12. WATER STRAINER SCREEN

5.Inspect strainer screen for holes, restrictions, corrosion, and other damage. Discard damaged strainer screen.

6.Check O–Ring on screen retainer. Replace worn or damaged O–Ring (P/N 315349–000).

NOTE: A strainer screen should always be used, otherwise particles could foul liquid check valve.

7.Install good or new strainer screen (P/N 315348–000) in screen retainer, then screw retainer into water pump and tighten securely.

8.Service liquid check valve (refer to next paragraph, Servicing Liquid Check Valve).

Servicing Liquid Check Valve

1.Service water pump water strainer screen as instructed in previous paragraph, Servicing Water In let Strainer Screen; before servicing liquid check valve.

2.Disconnect pressure switch (see Figure 13) from liquid check valve assembly outlet, then remove check valve from water pump outlet. Retain

white tapered gasket inside inlet (female) end of

check valve. ‘

25

PRESSURE

SWITCH

LIQUID CHECK

VALVE

WATER

PUMP

MOTOR

FIGURE 13. WATER PUMP AND MOTOR

		1
		3
	2
	6
		4
		5
Index	Part
No.	No.	Name
1	317963	Housing
2	312415	Flat Washer, Stainless Steel
3	*312418	Ba;; Seat (quad ring)
4	312419	Ball
5	312196	Spring
6	317965	Retainer

*Install new ball seat at each servicing.

FIGURE 14. LIQUID CHECK VALVE ASSEMBLY

3.Disassemble each check valve as shown in Figure 14

4.Wipe each part with clean lint–free cloth. Inspect each part, especially ball for burrs, nicks, corrosion, deterioration, and other damage. Discard ball seat and any damaged or suspicious parts and replace with new parts when reassembled.

5.Reassemble check valve as shown in Figure 14.

ALWAYS INSTALL NEW BALL SEAT (QUADDING) P/N 312418–000.

6.Make sure white tapered gasket is in place inside female end of check valve assembly, then install check valve assembly on fitting in water pump outlet port.

7.Connect pressure switch to check valve assembly outlet.

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