Cornelius XWC1230 Installation Instructions Manual Download Page 21

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Installation Instructions Suction Line and Service Valve Assemblies

Publication Number: 630460289INS

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60. Replace the top cover (c) and the front

panel (b). Attach the louvered panel with
(4) black, hex head screws.

FIGURE 41

Summary of Contents for XWC1230

Page 1: ...ater and condenser water supplies 2 Remove exterior panels Recover refrigerant in system 3 Disconnect electrical harnesses and remove structural panels 4 Remove existing piping assemblies 5 Place and...

Page 2: ...E SHIPPED PARTS Item No Part Number Description Qty 1 630001159 Suction Line Heat Exchange Assembly 1 2 630001160 Service Valve and Bracket Assembly 1 3 630001178 Suction Line to LH Evaporator Extensi...

Page 3: ...r supply 3 Remove the front panel cover a top cover b and louvered side panel c FIGURE 1 4 Remove the evaporator splash panel d and control box cover e not shown FIGURE 2 5 The icemaker should be char...

Page 4: ...cycle to be set improperly on start up DO NOT drain the water into the ice storage area unless the area is completely free of ice Replace the connection tube and metal support when the pans are comple...

Page 5: ...n Number 630460289INS 9 Disconnect the plugs from the Hot Gas Solenoid Valve FIGURE 6 Remove the compressor junction box cover and disconnect all electrical leads FIGURE 7 and FIGURE 8 Remove the grou...

Page 6: ...Disconnect and remove the leads from the junction box FIGURE 9 for the A Curtain Switches 2 white low voltage plug harnesses Control board B High Pressure Cutout 2 blue wires Contactor and 5 pin on co...

Page 7: ...FIGURE 11 13 Drill out the rivet attaching the right side panel to the base FIGURE 12 A 1 8 drill bit is recommended FIGURE 11 FIGURE 12 14 Remove the 5 screws attaching the right side panel to the re...

Page 8: ...REFRIGERANT IN THE SYSTEM SHOULD BE RECOVERED AND THE SYSTEM PURGED WITH NITROGEN PRIOR TO ANY BRAZING OPERATIONS Failure to take appropriate actions may cause damage to the unit and result in persona...

Page 9: ...water lines from the condenser WARNING DO NOT apply excessive heat to the water side of the condenser Protect in the same manner as an expansion valve or other heat sensitive equipment Remove the liq...

Page 10: ...vaporator FIGURE 18 FIGURE 18 23 Move the nitrogen feed to the low side service valve 24 Remove the insulation from the suction inlet a to allow safe removal of the line from the compressor FIGURE 19...

Page 11: ...to the bottom elbow fitting of the left evaporator FIGURE 20 Feeding nitrogen into the suction side of the evaporator braze extension d into place FIGURE 20 DO NOT braze new piping assemblies until al...

Page 12: ...he rear of the unit connect the Heat Exchange Suction Line to the left hand evaporator e f FIGURE 22 FIGURE 22 30 As power to the unit has been disconnected disassemble the hot gas valve to allow nitr...

Page 13: ...to the suction inlet d on the compressor 35 Braze the water control valve capillary e into the suction line assembly at the high pressure cutout FIGURE 24 36 Using clamps or other means secure the ins...

Page 14: ...38 Braze the liquid line e and suction line f into the water cooled condenser FIGURE 27 FIGURE 27 39 Re assemble the hot gas solenoid valve 40 Use nitrogen to pressure test the system to 150 psig The...

Page 15: ...seals at the evaporator inlet and outlet FIGURE 29 43 Remove all tools loose wiring solder drippings dust dirt or other foreign objects from the unit interior FIGURE 29 44 Place the right side panel b...

Page 16: ...screws attaching the rear panel to the right side panel Replace the 6 hex head screws attaching the rear panel to the left side panel Attach the water line to the Heat Exchange Suction Line with the...

Page 17: ...2014 Cornelius Inc 47 Attach the support brace b to the evaporator bulkhead c with 2 Phillips Head Screws FIGURE 34 FIGURE 34 WARNING VERIFY ALL ELECTRICAL CONNECTIONS AGAINST THE UNIT WIRING DIAGRAM...

Page 18: ...nect the leads for the A Curtain Switches 2 white low voltage plug harnesses Control Board B High Pressure Cutout 2 blue wires Contactor and 5 pin on control board FIGURE 36 FIGURE 36 50 Connect the w...

Page 19: ...plate by the compressor WARNING VERIFY ALL ELECTRICAL CONNECTIONS AGAINST THE UNIT WIRING DIAGRAM FIGURE 39 54 Evacuate the system in preparation for charging with refrigerant Recommended pre charge...

Page 20: ...ARI Standard 700 88 it can be used E The refrigerant used to recharge a Cornelius product must be of the type specified on the serial nameplate of that product All refrigerants must be weighed into th...

Page 21: ...ns Suction Line and Service Valve Assemblies Publication Number 630460289INS 22 2005 2014 Cornelius Inc 60 Replace the top cover c and the front panel b Attach the louvered panel with 4 black hex head...