Yazaki Aroace WFC-SC10, Installation Instructions Manual

Page 1: ...t medium hot water at 158o F to 203o F from a process cogeneration solar or other waste heat source CONTENTS INSTALLATION INSTRUCTIONS WFC SC10 20 30 WFC SH10 20 30 GENERAL Page STANDARD SPECIFICATION...

Page 2: ...c a p a C 2 This equipment should only be installed by trained and qualified personnel who are familiar with absorption chillers All precautions in these instructions on tags and labels attached to t...

Page 3: ...ms 6 Fuses 4 Installation Instructions 1 and Operating Instructions 1 MODEL DESIGNATION WFC Water Fired Single Effect Absorption Chiller Chiller Heater Model Selection SC Chiller SH Chiller Heater Coo...

Page 4: ...tion Box 19 1 4 TOP 3 5 Field Wiring Junction Box 31 5 4 9 26 4 29 9 33 1 26 4 4 Eye Bolts For Lifting Mounting Plate 7 5 38 2 LEFT FRONT REAR 0 8 74 8 9 0 6 1 12 5 16 4 Cooling Water Outlet 2 NPT Coo...

Page 5: ...tlet 2 1 2 NPT Cooling Water Absorber Inlet 2 1 2 NPT 3C Note Cooling Water Crossover Pipe Field Connections Shown In Are 3 Sweat Type L Copper 14 8 5 EQUIPMENT DIMENSIONS WFC SC30 SH30 All dimensions...

Page 6: ...TYPICAL SYSTEM DESIGN SINGLE MODULE WFC SC10 SH10 WFC SC20 SH20 WFC SC30 SH30 6...

Page 7: ...TYPICAL SYSTEM DESIGN MULTIPLE MODULES 2 X MODULES WFC SC20 SH20 WFC SC30 SH30 7...

Page 8: ...CN2 TMC1 CPU CPU CPU S3 EGBON HM CM CHD CHE S4 S5 S6 S7 S8 S11S12 S13 S14 S3 S4 S5 S6 S7 S8 S11S12 S13 S14 CP TB2 CN 16 LTPV CIRCUIT LTVP FE P2E P1E CIR HIR IRS LS AC24V DCP ST2 IF1 IF2 MGC2 4 OUC 5 T...

Page 9: ...ating status General fault alarm Additional interlock NC or NO Input control from temp switch 36 5 F ON 39 2 F OFF OPTIONAL CONTROL BOX CONNECTIONS TERMINAL DESCRIPTION REMARKS S1 S2 Heat medium suppl...

Page 10: ...POSITION DO NOT TIP OVER The dry weight and overall dimensions are shown in PHYSICAL DATA on Page 3 as a guide for rigging add 6 in to overall height for skid When moving the absorption chiller check...

Page 11: ...WFC SC30 SH30 FRONT WFC SC20 SH20 FRONT WFC SC20 SH20 A C FRONT WFC SC20 SH20 FRONT WFC SC10 SH10 D E F Mounting Plate Fig 3 INSTALLATION CLEARANCES IN 11 INSTALLATION AREA MODEL DIM IN No WFC A B 1...

Page 12: ...ing water crossover piping CHILLED HOT WATER PIPING The chilled hot water piping contains chilled water during cooling operation and hot water during heating operation and must be adjustment plates sh...

Page 13: ...pipe and interlock the switch with the absorption chiller controls refer to Optional Field Wiring Connections circuit should be filled with a glycol solution of adequate concentration to prevent freez...

Page 14: ...d 3 way valve CWV will bypass cooling water to the sump whenever the cooling water inlet temperature is below 65O F Wherever possible install the cooling tower at the same level or above the absorptio...

Page 15: ...on the left side of each unit Optional field wiring connections for accessories and alarms are provided in the should be drained from the chiller heater When the cooling water circuit is not drained...

Page 16: ...ONLY Option 3 HEAT INPUT CONTROL BY HEAT MEDIUM BYPASS VALVE ONLY OPTIONAL COOLING WATER TEMPERATURE CONTROL With Cooling Water Valve Override OPTIONAL COOLING WATER TEMPERATURE CONTROL Without Cooli...

Page 17: ...TDO for CWV STANDARD JUNCTION BOX CONNECTIONS TERMINAL DESCRIPTION REMARKS 3 P1D P1E Chilled hot water pump thermal overload 4 P2D P2E Cooling water pump thermal overload 5 FD FE Cooling tower fan th...

Page 18: ...ls the cooling water temperature by cycling the cooling tower fan 4 A Limit Switch 3VOP installed on the heat medium bypass valve closes when the valve is open 5 Optional controls override the Cooling...

Page 19: ...ONS TERMINAL DESCRIPTION REMARKS S1 S2 Heat medium RFH supply shutdown S9 S10 Auxiliary boiler BO 17 18 Input control EGON Heat available from temp switch 2 3 on CN Cooling Water flow Input control 11...

Page 20: ...nnect within sight of and readily accessible to the equipment per Section 440 14 of the National Electrical Code DO NOT CLOSE THE DISCONNECT until approved by an Authorized Yazaki Service Provider CON...

Page 21: ...t medium circuits may cause scal ing or corrosion if not correctly analyzed and maintained within the limits specified in Table 2 In some areas the water supply will contain minerals that cause scalin...

Page 22: ...OT operate the chiller 5 Power supply available near the chiller for a vacuum pump D CONTROL WIRING 1 Motor contactors and manual controls installed for all external motors 2 Control wiring 24V AC ins...

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Page 24: ...STEMS INC 701 E PLANO PARKWAY SUITE 305 PLANO TEXAS 75074 6700 Phone 469 229 5443 Fax 469 229 5448 Email yazaki yazakienergy com Web www yazakienergy com This symbol on the product s nameplate means i...