Champion Eseries HRU Installation/Operation Manual With Service Replacement Parts Download

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HRU

series High Temperature

Heat Recovery Unit

Installation/Operation Guide with Service Replacement Parts

2674 N. Service Road,

Jordan Station Ontario, Canada L0R 1S0

905/562-4195 Fax: 905/562-4618

3765 Champion Blvd.,

Winston-Salem, NC 27105

336/661-1556 Fax: 336/661-1660

www.championindustries.com

Issue Date: 2.18.11

Manual P/N

114819 rev.A

Model:

Printed in the USA

For machines built from 8.21.09 and above

Summary of Contents for Eseries HRU

Page 1: ... Parts 2674 N Service Road Jordan Station Ontario Canada L0R 1S0 905 562 4195 Fax 905 562 4618 3765 Champion Blvd Winston Salem NC 27105 336 661 1556 Fax 336 661 1660 www championindustries com Issue Date 2 18 11 Manual P N 114819 rev A Model Printed in the USA For machines built from 8 21 09 and above ...

Page 2: ... questions Please have this information on hand if you call for service assistance National Service Department In Canada In the USA Toll free 800 263 5798 Toll free 800 858 4477 Tel 905 562 4195 Tel 336 661 1556 Fax 905 562 4618 Fax 336 661 1660 email service moyerdiebellimited com email service championindustries com For all models The data plate mounts to one side of the top mounted control cabi...

Page 3: ...ot available at the time of printing We reserve the right to make any changes without notice and without incurring any liability by making these changes Equipment owners may request a revised manual at no charge by calling 1 800 858 4477 in the U S A or by calling 1 800 263 5798 in Canada 2 18 11 12 13 J11022850 Added blower junction box 14 21 J11022850 Added 2 amp circuit breaker 31 J10022850 Rev...

Page 4: ... of clutches f Opening or closing of utility supply valves or switching of electrical supply current g Cleaning of valves strainers screens nozzles or spray pipes h Performance of regular maintenance and cleaning as outlined in operator s guide i Damages resulting from water conditions accidents alterations improper use abuse tampering improper installation or failure to follow maintenance and ope...

Page 5: ...ited Warranty ii Model Description iv Installation 1 Receiving 1 Mounting 3 Plumbing Connections 5 Setting the PRV s 6 Operation Lights and Exhaust Blowers 8 Operation 9 Cleaning 10 Service Replacement Parts 11 One Line Piping Diagram 29 Operation Logic Diagram 33 Electrical Schematic 34 ...

Page 6: ...fects and repairs caused by unauthorized installers will not be covered by the dishwasher warranty The HRU heats cold water supplied to the dishwasher s built in heat exchanger which raises the incoming temperature to approximately 110 F 43 C The preheated water is plumbed to the final rinse water booster which ensures a minimum final rinse water temperature of 180 F 82 C to sanitize the clean war...

Page 7: ...hine NOTE The installation of the HRU must comply with local safety and health codes 4 Compare the installation site utility connections with the dishwasher utility connections and make sure that they are the same 5 For new dishwasher installations install the Dishwasher according to the instructions in the dishwasher service manual Installation Operation and Service Replacement Parts which is shi...

Page 8: ...ounts on the top of the unload end of the dishwasher 2 The unload exhaust vent of the dishwasher connects to the inlet of the HRU vent and is sealed with gasket material which has already been installed on the dishwasher 3 The HRU is attached to the dishwasher by inserting fasteners from inside the dishwasher into weldnuts mounted in the HRU Mounting hardware is included in the installation kit CA...

Page 9: ...on 3 Make sure the HRU vent inlet A is centered on the dishwasher 4 Install the mounting hardware installed in the installation kit from the inside of the dishwasher hood to secure the HRU to the machine 5 The mounting hardware B includes 7 Hex hd bolts 1 4 20 x 5 8 7 1 4 split lock washers and 7 1 4 flat washers 6 Electrical power is prewired from the heat recovery control box to the dishwasher m...

Page 10: ...4 Blank Page This Page Intentionally Left Blank ...

Page 11: ...HRU to the booster inlet located at the base of the machine 3 Connect the red drain hose from the base of the HRU to the fitting on the rear drain line of the dishwasher The fitting is located directly below the HRU drain line Refer to the photograph below and follow the instructions to connect the water lines to the HRU COLD WATER IN HRU WATER OUT HRU DRAIN OUT Heat Recovery Unit HRU water and dr...

Page 12: ... is filling adjust the HOT PRV 1 until the final rinse pressure gauge indicates 20 PSI Tighten the PRV adjustment lock nut to hold the setting 16 Close the drain and allow the dishwasher to fill with water 17 Turn the dishwasher main power switch OFF 18 Make sure the main breaker or steam supply to the booster is OFF Turn the hot water off 19 Turn the dishwasher control panel Power Switch on 20 Pr...

Page 13: ...rain the dishwasher 4 Turn the hot water supply ON 5 Makes sure the main power supply is ON To HRU From HRU Cold PRV Hot PRV To Tank Fill Cold Water In Hot Water In Multi rinse Valve To Final Rinse A 1 2 Electric HRU Booster PRV Locations Right to left dishwasher installation Hot In Cold In Steam In Hot PRV 1 Cold PRV 2 Multi Rinse Valve A Steam HRU Booster PRV Locations Right to left dishwasher i...

Page 14: ...es Exhaust Blower Fan 1 Wire 11B Exhaust Blower Fan 2 Wire 17B Exhaust Blowers as viewed from the front of the dishwasher Left to Right Dishwasher Operation Shown 15 Second Timer T1 15 Seconds Elapsed Temperature Less than 110 F Temperature Greater than 110 F 30 Second Timer T2 Cold Water Final Rinse Valve Thermistor Reader TS The 15 second timer runs then the 30 second timer runs in a alternating...

Page 15: ...below to prepare the HRU for operation NOTE The operation of the HRU is automatically controlled by the dishwasher control circuit The HRU has a control that is accessed only by a trained service technician Automatic Operation 1 The HRU operates whenever the dishwasher pumps run 2 Hot air from the dishwasher interior is recycled through the HRU and exhausted from the HRU vent which has been perman...

Page 16: ... allow the inside of the unit to air dry 8 Reassemble in reverse order at the beginning of the day Refer to the illustration below CAUTION Do not place objects on top of the condenser coil nor with the cleaning devices Avoid the use of cleansers or other detergents to prevent damage to the top of the coil Monthly Cleaning Schedule 1 Inspect the interior unit for accumulated debris 2 Wipe the exter...

Page 17: ...inet Terminal Block Prior to S N J11022850 16 Control Cabinet Beginning with S N J11022850 and above 18 Control Cabinet Terminal Block Beginning with S N J11022850 and above 20 HRU Electric Booster Assembly 22 HRU Electric Booster Piping 24 HRU Steam Booster Assembly 26 HRU Steam Booster Piping 28 Service Replacement Parts ...

Page 18: ...2 3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 30 31 32 33 34 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 36 4 64 26 27 27 28 29 16 21 22 61 62 66 63 65 26 37 35 1 26 6 35 64 ...

Page 19: ...NION BRASS 2 33 109925 FITTING COMP 5 8 OD X 1 2 MPT BRASS 2 34 111561 HANDLE ACCESS DOOR FLUSH MOUNT 1 35 113269 CLAMP HOSE M12 11 16 1 1 4 W CS SCREW 6 36 333556 CLIP ACCESS PLATE PIVOT HRU PLENUM 4 37 114121 HOSE 3 4 SYNTHETIC RUBBER A R 38 114335 THERMISTOR 10KΩ 36 LEAD 1 39 114633 BLOWER HEAT RECOVERY UNIT 2 40 114646 RECEPTACLE 1 4 TURN 2 41 114647 SPRING 1 4 TURN SST 2 42 114648 WASHER WEAR...

Page 20: ...14 Control Cabinet Prior to S N J11022850 5 3 6 Left to Right Direction Shown 2 12 14 13 17 18 20 20 20 19 21 22 21 11 7 7 9 See next page 4 1 7 8 10 15 16 Prior to S N J11022850 ...

Page 21: ...LE 10A 120VAC 6 10 111036 SOCKET RELAY 2 POLE 6 11 114662 TIMER FIXED 30 SECOND 120VAC 1 12 100007 SCREW TRUSS HD 10 32 X 3 8 SST 4 13 106396 SCREW TRUSS HD 10 32 X 1 1 4 SST 2 14 333306 COVER CONTROL CABINET HRU W XFRM 1 15 114655 TEMPERATURE CONTROL MODULE HRU 1 16 111823 FUSE ATDR 6A 2 17 106402 BLOCK FUSE 2 POLE 1 18 107091 TRANSFORMER 500VA 240 480 230 460 120 1 111521 TRANSFORMER 250VA 575 1...

Page 22: ...16 Control Cabinet Terminal Block Prior to S N J11022850 9 1 4 4 3 2 2 7 8 6 5 ...

Page 23: ...INGLE ST 2 5 GRAY 9 3 114517 TERMINAL DOUBLE STTB 2 5 4 4 114519 END BLOCK E NS 35N 2 5 114522 BUS BAR 4 POLE CUT TO FIT 1 6 114518 END COVER DOUBLE TERMINAL D STTB 2 5 1 7 114515 TERMINAL SINGLE GROUND ST 2 5 PE GREEN 1 8 114516 END COVER SINGLE TERMINAL D ST 2 5 1 9 114521 END COVER SINGLE TERMINAL D MZB 1 5 NS35 1 ...

Page 24: ...and above 1 2 3 4 5 6 7 8 9 20 10 12 14 13 11 16 15 Right to Left Direction Shown Prior to S N J11022850 For left to right direction flip inner panel to place transformer to the left 19 17 18 See next page for terminal block detail FILL REHEAT RINSE ...

Page 25: ...36 SOCKET RELAY 2 POLE 6 9 111068 RELAY 2 POLE 10A 120VAC 6 10 111823 FUSE ATDR 6A 2 11 333307 INNER PANEL CONTROL CABINET HRU W XFMR 1 12 114655 TEMPERATURE CONTROL MODULE HRU 1 13 114662 TIMER FIXED 30 SECOND 120VAC 1 14 114661 TIMER FIXED 15 SECOND 120VAC 1 15 114666 RESISTOR 10Ω 2W 2 16 114862 CIRCUIT BREAKER 2A 2 17 107966 HEX GRIP NUT 10 32 W NYLON INSERT SST 2 18 333536 BRACKET LIGHTS HRU C...

Page 26: ...20 Control Cabinet Terminal Block Beginning with S N J11022850 and above 9 1 4 3 7 8 6 5 4 5 2 ...

Page 27: ...AL SINGLE ST 2 5 GRAY 7 3 114517 TERMINAL DOUBLE STTB 2 5 5 4 114519 END BLOCK E NS 35N 2 5 114522 BUS BAR 10 POLE CUT POLES TO FIT 2 6 114518 END COVER DOUBLE TERMINAL D STTB 2 5 1 7 114515 TERMINAL SINGLE GROUND ST 2 5 PE GREEN 1 8 114516 END COVER SINGLE TERMINAL D ST 2 5 1 9 114521 END COVER SINGLE TERMINAL D MZB 1 5 NS35 1 ...

Page 28: ...Booster Assembly 2 1 16 14 19 11 26 15 6 7 13 24 25 22 12 5 21 3 8 4 27 10 9 23 18 17 20 To HRU From HRU Cold PRV High Limit Thermostat Control Thermostat Hot PRV To Tank Fill Cold Water In Hot Water In To Final Rinse ...

Page 29: ... 3 4 NPT SQ HD BRASS 1 12 106013 WASHER LOCK SPLIT 5 16 SST 6 13 106026 WASHER FLAT 1 4 SST 2 14 106482 WASHER LOCK SPLIT 1 4 SST 2 15 107967 HEX GRIP NUT 1 4 20 SST W NYLON 14 16 108576 COVER BOOSTER HEATER 1 17 109069 THERMOSTAT CONTROL 1 18 109682 COVER THERMOSTAT BOX 1 19 109985 O RING BOOSTER HEATER ELEMENT 3 20 110561 THERMOSTAT HIGH LIMIT 1 21 206668 ANGLE ELECTRIC BOOSTER SUPPORT 1 22 2069...

Page 30: ...ping 9 2 3 10 4 2 19 13 3 12 3 5 1 6 11 8 2 5 2 1 17 18 7 4 2 10 3 To HRU From HRU Cold PRV Hot PRV To Tank Fill Cold Water In Hot Water In To Final Rinse A B C D 10 3 3 16 2 8 4 9 4 2 2 2 14 15 5 2 6 3 4 10 9 5 9 3 2 2 A B C D ...

Page 31: ...MP 5 8 OD X 1 2 MPT BRASS 4 10 111352 VALVE SOLENOID 1 2 NPT 115V BRASS 4 109902 KIT REPAIR 1 2 SOLENOID VALVE A R 108516 COIL SOLENOID VALVE 1 2 NPT 115V A R 11 102444 ELBOW STREET 1 2 NPT 90 BRASS 1 12 102492 NIPPLE 1 2 NPT X 2 LG BRASS 1 13 102570 NIPPLE 1 2 NPT X 4 LG BRASS 1 14 100206 NIPPLE 1 2 NPT X 2 1 1 LG BRASS 1 15 102504 PLUG 1 2 NPT SQ HD BRASS 1 16 104421 STRAINER LINE 1 2 NPT BRONZE...

Page 32: ...26 HRU Steam Booster Assembly 9 12 2 6 7 5 5 8 10 11 1 3 6 8 4 2 1 ...

Page 33: ... SST 2 4 100739 BOLT HEX HD 5 16 18 X 3 4 SST 2 5 102376 WASHER FLAT 5 16 SST 4 6 104618 WASHER FLAT 3 8 SST 4 7 106013 WASHER LOCK 5 16 SPLIT SST 2 8 106407 WASHER LOCK 3 8 SPLIT SST 6 9 112334 U BOLT 180 BOOSTER 1 10 330244 BASE DECK STEAM BOOSTER 1 11 330245 SUPPORT STRAINER STEAM BOOSTER 1 12 601923 BOOSTER SUB ASSY STEAM 120 RL 1 ...

Page 34: ...28 HRU Steam Booster Piping ...

Page 35: ...1 NPT X 2 1 2 LG BI 1 16 105881 NIPPLE 1 1 2 NPT X CLOSE BI 2 17 106051 STRAINER LINE 2 NPT BI 1 18 106607 NIPPLE 2 NPT X CLOSE BI 1 19 107004 TEE RED 1 1 2 X 1 2 X 1 1 2 MI 1 20 107657 TEE RED 2 X 1 1 2 X 1 1 2 NPT MI 1 21 110005 VALVE 1 NPT STEAM 1 22 111380 STEAM TRAP 1 2 NPT TDC 1 23 112349 BUSHING RED 1 1 2 NPT X 1 2 NPT BI 1 24 112359 TEE RED 3 4 X 3 4 X 1 NPT BI 1 25 112748 NIPPLE 1 2 NPT X...

Page 36: ...30 Blank Page This Page Intentionally Left Blank ...

Page 37: ...31 Electrical Schematics and Operation Logic Diagram One Line Piping Diagram Operation Logic Diagram and Electrical Schematic ...

Page 38: ...32 Blank Page This Page Intentionally Left Blank ...

Page 39: ... USED ON EEUC ONLY FINAL RINSE HEADER BSTR COIL TEMP COIL FAN 2 FAN 1 COLD WATER VALVE V1 V2 INITIAL FILL VALVE REHEAT RINSE VALVE V3 COLD WATER HOT WATER MULTI RINSE HEADER ONE LINE DIAGRAM FOR HEAT RECOVERY UNIT HRU MODELS EUCC4 EUCC8 EUCC6 EEUCC8 EEUCC6 EEUCC4 ...

Page 40: ...34 Operation Logic Diagram HRU Logic Diagram v 8410 ...

Page 41: ...35 Electrical Schematic ...

Page 42: ...36 Blank Page This Page Intentionally Left Blank ...

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