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LX/LXi, LXG/LXiG, AND SR24H DISHWASHERS
DWT2 DRAIN WATER TEMPERING KIT ML-130137
All kits must be installed by a Hobart Service Technician.
The Drain Water Tempering Kit reduces the temperature of drain water exiting an LX/LXi, LXG/LXiG, and SR24H
dishwashers by adding cold water to the drain water. The Drain Water Tempering Kit valve opens as the LX/LXi,
LXG/LXiG, and SR24H dishwasher drains and automatically adds cold water to the drain water.
NOTE: To make this a successful installation, the
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Installation (LX/LXi and LXG/LXiG) WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. 1. Remove unit from wall to provide access to components. 2. Remove Base Cover from front of unit per Fig 1. NOTE: This kit is for all LX/ LXi and LXG/LXiG dishwashers. Machines with serial numbers between 23-1083-999 and 23-1084-003 and starting with serial number 23-1085-462 and higher have a drain pump. Machines with lower serial numbers utilize a drain solenoid v
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Plumbing Connection Electrical Connections WARNING: PLUMBING CONNECTIONS MUST WARNING: ELECTRICAL AND GROUNDING COMPLY WITH APPLICABLE SANITARY, SAFETY CONNECTIONS MUST COMPLY WITH THE AND PLUMBING CODES. APPLICABLE PORTIONS OF THE NATIONAL ELECTRICAL CODE AND / OR OTHER LOCAL The plumber who connects this machine is ELECTRICAL CODES. responsible for making certain the water lines are thoroughly flushed out before connecting to any manual valve or solenoid valve. This "flush-out" is WARNING: DIS
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2. Route wiring harness per Fig 9, Fig 10, and Fig 11. Route wiring harness in a manner to ensure it is not lying on the bottom of the dishwasher per Fig 9. Make sure ground wire from harness is connected to grounding point on dishwasher per Fig 11. 3. Make drain system connections with wiring harness per Fig 12 (Pump Drain) or Fig 13 (Solenoid Drain). F25230 (Rev. A, May 2008) Page 4 of 8 © HOBART 2008
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6. Make the electrical connections on the cold water valve per Fig 15. Use one of the knock outs on the valve cover to install the electrical conduit connector. Run the cold water valve wire harness (919862) through the connector and install the electrical conduit to the conduit connector. 7. Reinstall motor cover, wire way and base cover 4. Replace existing service cover with one to unit after all electrical connections are made. supplied in kit (919277). The power cord will have to be disconne
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2. Assemble drain tempering plumbing to the end Operation of the SR24H Dishwasher drain hose per Fig. 2. 1. Make sure cold water supply line valve is open and pressure gage is set to 15 psi flowing, for a drain pump machine or 20 psi flowing for a drain solenoid machine. 2. Check for and correct any plumbing leaks. 3. Check water and drain hoses for kinks which could hinder operation of the Drain Water Tempering Kit or dishwasher. 4. Check unit for proper operation of Drain Water Tempering Kit.
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5. Connect the other two wires marked as Drain1 9. Install the strain relief at other end of electrical and Drain2 in harness 814267 to drain solenoid conduit per Fig. 9. valve as shown in Fig. 6. 10. Use one of the knock outs on the valve cover to 6. Route the wire harness to the rear of the install the electrical conduit connector. Run the machine along the left side wall. cold water valve wire harness (919862) through the connector and install the electrical conduit to 7. Use a wire tie to bi
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12. Slide strain relief bracket into the panel per Fig. 11. 13. Attach the strain relief bracket to dishwasher with a #10 screw per Fig. 12. NOTE: Dress valve electrical conduit so it will not sustain damage when the machine is moved for service or cleaning. 16. Locate existing wiring diagram on dishwasher unit. Locate 1P-7and 2TB-N on diagram. Apply wiring label F-33179 from kit to existing diagram between 1P-7 and 2TB-N. Operation 1. Make sure cold water supply line valve is open and pressure
