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3. Disassemble each check valve as shown in Figure 11.
4. Wipe each part with clean lint-free cloth. Inspect each part, especially the ball for burrs, nicks, corrosion,
deterioration, and other damage. Discard ball seat and any damaged or suspicious parts and replace
with new parts during reassembly.
5. Reassemble check valves as shown in Figure 11. ALWAYS INSTALL NEW BALL SEAT (QUAD RING) P/N
312418-000.
NOTE: Make sure when assembling check valves together, check valve female end with white tapered
gasket inside is on inlet side of double liquid check valve assembly.
6. Assemble check valves together as shown in Figure 11.
7. Make sure white tapered gasket is in place inside female end of double check valve, then install double
check valve on water pump outlet.
8. Connect water line to double check valve.
9. Turn primary CO
regulator adjusting screw to the right (clockwise) until gage indicates pressure setting
2
noted in step NO TAG of Servicing Water Pump Water Inlet Strainer Screen.
10. Open water inlet supply line shutoff valve.
11. Install Unit hood and secure with screw.
12. Plug Unit power cord into electrical outlet.
13. Test dispense Unit for proper operation.
14. Activate relief valve momentarily.
NO. 3 DISPENSING VALVE CONVERSION FROM STILL TO CARBONATED
DRINK
STANDARD UNIT
(see Figure 2 and Figure 5)
Unit New Installation.
The Unit plain water inlet line is intended for connection to a plain water source to dispense a still (non-carbon-
ated) drink from No. 3 dispensing valve as shown in Figure 2. To dispense a carbonated drink from No. 3 dis-
pensing valve, the Unit plain water inlet line must be connected to the capped tee fitting on the Unit carbonated
water inlet line.
Unit Already in Service.
1. Unplug remote carbonator power cord from electrical outlet.
2. Close remote carbonator water inlet supply and CO
3. Relieve CO
gas pressure on carbonated water system by pulling up on carbonator tank relief valve.
2
4. Disconnect Unit plain water inlet line (No. 3 dispensing valve) from plain water source. Cap plain water
source where line was disconnected.
5. Connect Unit plain water inlet line (No. 3 dispensing valve) to capped tee fitting on the Unit carbonated
water inlet line (see Figures 2 and 5).
6. Open remote carbonator CO
shutoff valve.
source shutoff valves.
2
source shutoff valve, then open remote carbonator water inlet supply line
2
35
318832000
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