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Champion D-HBT Technical Manual

Door-type extended hood dishwasher, high temperature extended hood with built-in booster & without built-in booster
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July, 1998
P. O. Box 4149
Winston-Salem, North Carolina 27115-4149
336/661-1556
Fax: 336/661-1660
Technical Manual
Champion Industries, Inc.
Door-Type
Extended Hood
Dishwasher
Model
D-HBT, D-HBTC
High Temperature
Extended Hood
with Built-in Booster
D-H1T, D-H1TC
High Temperature
Extended Hood
without Built-in Booster
Machine Serial No.
112724
P/N
Manual
2674 N. Service Road
Jordan Station, Ontario, Canada LOR 1SO
905/562-4195
Rev. A
Fax: 905/562-4618

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Summary of Contents for Champion D-HBT

  • Page 1 Technical Manual Door-Type Extended Hood Dishwasher Model D-HBT, D-HBTC High Temperature Extended Hood with Built-in Booster D-H1T, D-H1TC High Temperature Extended Hood without Built-in Booster Machine Serial No. 112724 July, 1998 Manual Rev. A P. O. Box 4149 2674 N. Service Road...
  • Page 2 Note: When calling to order parts, be sure to have the model number, serial number, voltage and phase of your machine, along with your customer account number. Machine Data Plate with Machine Model & Serial Number located on the front panel. COPYRIGHT ©1998 by Champion Industries, Inc.
  • Page 3 REVISONS Revision History Revision Revised Serial Number Comments Date Pages Effectivity 2/12/98 91299 Issue of New Manual and Service Parts List 4/23/98 52 – 53 91586 Redesigned overflow lift arm P/N 112469 order P/N’s 112469-S and 322218 for machines built prior to S/N 91586 5/12/98 36 –...

  • Page 4: Table Of Contents

    Figure 3 – Hinged Control Panel....................11 Figure 4 – Main Terminal Block ....................11 Figure 5 – Hot Water Connection (D-HBT Only) ..............12 Figure 6 – Hot Water Connection (D-H1T Only) ..............12 Figure 7 – Drain Hose Connection ..................... 13 Figure 8 –...
  • Page 5 Figure 19 – Pump Seal Replacement ................... 32 Figure 20 – Panels ........................34 Figure 21 – Doors, Guides and Stops (D-HBT, D-H1T) (Prior to S/N 91612)......36 Figure 22 – Doors, Guides and Stops (Corner Model Only) (D-HBTC/D-H1TC) (Prior to S/N 91612) ....................38 Figure 23 –...

  • Page 6: Limited Warranty

    WARRANTY LIMITED WARRANTY Champion Industries, Inc., P.O. Box 4149, Winston-Salem, North Carolina 27115, and P.O. Box 301, 2674 North Service Road , Jordan Station, Ontario, Canada L0R 1S0, warrants machines, and parts, as set out below. Warranty of Machines: Champion, warrants all new machines of its manufacture bearing the name “Champion”...

  • Page 7: Introduction

    This manual covers the door-type dishwasher, Model D-HBT, D-H1T, D-HBTC, D-H1TC. Your machine was completely assembled, inspected, and thoroughly tested at our factory before it was shipped to your installation site.

  • Page 8: Model Number

    GENERAL Model Numbers D-HBT, D-HBTC, D-H1T, D-H1TC The D-HBT model is a high temperature (180°F/82°C rinse) sanitizing model with booster. The D-H1T, D-H1TC models are high tem- perature (180°F/82°C rinse) sanitizing models. Standard Equipment includes: D-HBT, D-HBTC, D-H1T, DH1TC • Automatic tank fill and start •...

  • Page 9: Electrical Power Requirements

    GENERAL Electrical Power Requirements: Electric Heat/Electric Booster Model Voltage Booster Rise Machine Power Requirement (D-HBT Only) Full Load Amps (125% Service Factor) D-H1T 208/60/1 — 27.3 Amps 35 Amps D-H1T 220/60/1 — 26.7 Amps 35 Amps D-H1T 230/60/1 — 27.4 Amps...

  • Page 10: Installation

    INSTALLATION INSTALLATION Unpack the dishwasher CAUTION: Care should be taken when lifting the machine to prevent damage. NOTE: The installation of your machine must meet all applicable health and safety codes. 1. Immediately after unpacking the machine, inspect for any shipping damage. If damage is found, save the packing material and contact the carrier immediately.
  • Page 11 INSTALLATION This page intentionally left blank...

  • Page 12: Electrical Connections

    INSTALLATION INSTALLATION (Cont.) Electrical Connections WARNING: Electrical and grounding connections must comply with all applicable Electrical Codes. WARNING: When working on the dishwasher, discon- nect the electric service and place a tag at the disconnect switch to indicate work is being done on that circuit.

  • Page 13: Figure 3 Hinged Control Panel

    INSTALLATION Electrical Connections (Cont.) Refer to Fig. 3 3. Remove (2) lower screws from the front panel of the machine to expose the electri- cal controls. Remove (2) screws on the control panel support. Swing the hinged control panel forward. Figure 3 Hinged Control Panel Refer to Fig.

  • Page 14: Plumbing Connections

    Figure 5 Hot Water Connection 3/4" NPT The following minimum water (D-HBT Only) temperatures are recommended: D-HBT with built-in 40° rise electric booster (Minimum 140°F/60°C) (Min./Max. flow pressure 20-22 PSI/138-151.8 kPa) D-HBT with built-in 70° rise electric booster (Minimum 110°F/43°C) (Min./Max.

  • Page 15: Drain Connections

    3. Install a 3/4" pressure reducing valve (PRV) in the water supply line if flow pressure exceeds 20-22 PSI/138-151.8 kPa. A PRV is standard equipment on Model D-HBT. A PRV is not standard equipment on Models D-H1T. Drain Connections Refer to Fig. 7 1.

  • Page 16: Chemical Connections

    INSTALLATION INSTALLATION (Cont.) Chemical Connections NOTE: Consult a qualified chemical supplier for your chemical needs. Refer to Fig. 8 1. A chemical signal terminal block is supplied for chemical dispensing equipment. 2. The terminal block is located below the control panel fuse block. RINSE COMMON DETERGENT...

  • Page 17: Figure 10 - Detergent Probe Injection Points, 1/2

    A 1/4" NPT rinse aid injection point is provided in the final rinse manifold. Use a liquid rinse aid. The manifold is located on the top right side of the dishwasher. Models D-HBT and D-H1T do not require sanitizer. 1/4" NPT Rinse aid Injection Point Figure 11...

  • Page 18: Initial Start-Up

    INITIAL START-UP INITIAL START-UP Complete the Installation After plumbing and electrical connections are made, follow the steps below to complete the installation of your dishwasher. 1. Remove the white protective covering from the exterior of the machine. 2. Remove any foreign material from inside the machine.
  • Page 19 6 MIN WASH RINSE PRESSURE Check Wash Water Temperature The wash tank heater and the (booster tank heater, D-HBT only) will begin to heat the water in POWER WASH CYCLE the dishwasher. CYCLE 1 MIN Wait approximately 10 minutes...
  • Page 20 INITIAL START-UP INITIAL START-UP (Cont.) Fully close the dishwasher doors. The dishwasher will begin the automatic cycle. Opening the doors anytime during the cycle will stop the dishwasher. Closing the doors will resume the automatic cycle where it left off. The cycle times are listed below: 1 Minute Wash Cycle Setting 2 Minute Wash Cycle Setting...
  • Page 21 The final rinse water tempera- ture should be a minimum of 180°F/82°C for (D-HBT, D-H1T). The optimum final rinse temperature for (D-HBT, D-H1T) is 180-195°F/82-91°C. WASH CYCLE...
  • Page 22 INITIAL START-UP INITIAL START-UP (Cont.) POWER WASH CYCLE The Wash Cycle Selector CYCLE Switch 1 MIN 2 MIN 4 MIN The wash cycle selector switch provides 6 MIN the option of choosing four different dishwasher cycle times. WASH RINSE PRESSURE To select a cycle time —...
  • Page 23 INITIAL START-UP INITIAL START-UP (Cont.) Complete the initial start-up Check all the plumbing for leaks. Also, check the drain plumbing for leaks and be sure that the drain will handle the drain water flow (15 gal/min-56.8 liters/min) from the dishwasher. After the drain and the plumbing connections are checked, turn off the dishwasher power switch.

  • Page 24: Operation Summary

    ON position. Dishwasher fills wash tank heater (D-HBT/H1T) and the automatically. (booster tank heater, D-HBT) begin to heat. 2. The wash water temperature gauge should 2. Wait approximately 10 minutes for the wash tank heater to heat the water. Then, indicate a minimum of 150°F/66°C for...

  • Page 25: Cleaning

    CLEANING CLEANING Cleaning your machine is the best maintenance that you can provide. Components that are not regularly flushed and cleaned do not perform well. The following schedules are the minimum requirements necessary for the proper performance of your machine. Intervals should be shortened whenever your machine is faced with abnormal working conditions, hard water, or multiple shift operations.

  • Page 26: Deliming Process

    Skin contact with deliming solutions can cause severe irritation and possible chemical burns. Consult your chemical supplier for specific safety precautions. DELIMING PROCESS Model D-HBT and D-H1T 1. Remove all dishes from machine. 2. Remove any chemical pick-up tubes from their containers.

  • Page 27: Troubleshooting

    Contact your service agency Wash tank water Incoming water temperature ....Raise temperature to: temperature is low at machine too low 110-140°F/43-60°C for D-HBT when in use 180°F/82°C for D-H1T Defective thermometer......Check or replace Defective thermostat ......Check for proper setting or replace Defective heater element ......
  • Page 28 Have installer change to proper size Clogged strainer in fill valve ....Clean or replace Low final rinse Low incoming water Check the booster (D-HBT, D-H1T) temperature temperature be sure the thermostat is set to maintain180°F/82°C temperature. Solenoid valve defective......

  • Page 29: Basic Service

    BASIC SERVICE BASIC SERVICE This Basic Service section does not cover all possible repair procedures. If you require additional service support, you may call your local service company or: Champion National Service USA: 1-800-858-4477 Canada: 1-800-263-5798 Please have the Model and Serial Number of the machine ready when you call. ELECTRICAL SERVICE NOTE: DO NOT USE CHASSIS GROUND WHEN PERFORMING VOLTAGE CHECKS.

  • Page 30: Figure 12 - Fuses

    (A) is located in the main control cabinet. The (A) fuses protect the wash tank heater circuit. Booster heater circuits (D-HBT only) are not fused. A 2 pole fuse block is located on the machine base to protect the control circuit.

  • Page 31: Figure 14 Main Cycle Timer (45 Second)

    BASIC SERVICE ELECTRICAL SERVICE (Cont.) Electromechanical Timers D-HBT, D-H1T, models have two non-adjustable timers. They are the 45 second main cycle timer and the fill timer. The timers are mounted on the swing-out control cabinet. Remove the lower front panel to access the timers.

  • Page 32: Figure 17 Heater Element Wiring

    BASIC SERVICE ELECTRICAL SERVICE (Cont.) Heater Element Wiring – Booster Tank and Wash Tank Heater Elements Refer to the illustrations and follow the steps below to properly install terminal jumpers and to make line power connections to a replacement element. Step 1.

  • Page 33: Figure 18 Pump Motor Wiring Diagrams

    ELECTRICAL SERVICE (Cont.) Motor Connections — 1. Models D-HBT and D-H1T are available in either single phase or 3 phase voltages. 2. Motor rotation was set at the factory. For three phase machines, reversing the motor direction is done in the control cabinet by reversing the wires L1 and L2 on the disconnect side of the main electrical connection block.

  • Page 34: Figure 19 Pump Seal Replacement

    BASIC SERVICE MECHANICAL SERVICE Pump Seal Replacement 1. Disconnect the power to the machine at the main breaker panel or fuse box. 2. Drain the machine. 3. Remove the front and side panels. 4. Remove drain plug on the pump volute and drain the pump. 5.

  • Page 35: Replacement Parts

    REPLACEMENT PARTS REPLACEMENT PARTS...

  • Page 36: Figure 20 - Panels

    REPLACEMENT PARTS Figure 20 - D-HBT/D-H1T Panels...
  • Page 37 REPLACEMENT PARTS D-HBT PANELS Fig. 20 Part Item No. Part Description Qty. 321929 RH PANEL NO CUT OUT ..............321933 PANEL, INSTRUMENT ..............112388 DECAL, CONTROL PANEL ............322074 PANEL, FRONT LOWER ..............321941 LH PANEL W/CUTOUT ..............108418 PLUG PLASTIC ................

  • Page 38: Figure 21 - Doors, Guides And Stops (D-Hbt, D-H1T) (Prior To S/N 91612)

    REPLACEMENT PARTS Figure 21 - DHB-T/DH1-T Doors, Guides, & Stops (Prior to S/N 91612 )
  • Page 39 REPLACEMENT PARTS DHB-T/DH1-T DOORS, GUIDES, & STOPS (Prior to S/N 91612) Fig. 21 Part Item No. Part Description Qty. 100141 NUT, GRIP 1/4-20 SST ..............317345 BRACKET, DOOR CATCH ............317344 HOOK, DOOR CATCH ..............108053 PLUG, CORNER POST ..............107970 SCREW, 8/32 X 1 FILLISTER HEAD ...........

  • Page 40: (Prior To S/N 91612)

    REPLACEMENT PARTS Figure 22 - DHB-TC/DH1-TC Doors, Guides, & Stops (Corner Model Only) (Prior to S/N 91612 )
  • Page 41 REPLACEMENT PARTS DHB-TC/DH1-TC DOORS, GUIDES, & STOPS (Corner Model Only) (Prior to S/N 91612) Fig. 22 Part Item No. Part Description Qty. 108053 PLUG, CORNERPOST ..............107970 SCREW, 8-32 X 1 FILISTER HEAD ..........112704 GUIDE, DOOR LEFT ..............112705 GUIDE, DOOR RIGHT ..............

  • Page 42: (For Machines Beginning With S/N 91612 And Above)

    REPLACEMENT PARTS Figure 23 - DHB-T/DH1-T Doors, Guides, & Stops (For machines beginning with S/N 91612 and above)
  • Page 43 REPLACEMENT PARTS DHB-T/DH1-T DOORS, GUIDES, & STOPS (For machines beginning with S/N 91612 and above) Fig. 23 Part Item No. Part Description Qty. 100141 NUT, GRIP 1/4-20 SST ..............317345 BRACKET, DOOR CATCH ............317344 HOOK, DOOR CATCH ..............108053 PLUG, CORNER POST ..............

  • Page 44: (For Machines Beginning With S/N 91612 And Above)

    REPLACEMENT PARTS Figure 24 - DHB-TC/DH1-TC Doors, Guides, & Stops (Corner Model Only) (For machines beginning with S/N 91612 and above)
  • Page 45 REPLACEMENT PARTS DHB-TC/DH1-TC DOORS, GUIDES, & STOPS (Corner Model Only) (For machines beginning with S/N 91612 and above) Fig. 24 Part Item No. Part Description Qty. 108053 PLUG, CORNERPOST ..............107970 SCREW, 8-32 X 1 FILISTER HEAD ..........112704 GUIDE, DOOR LEFT ..............112705 GUIDE, DOOR RIGHT ..............

  • Page 46: Figure 25 - Door Handle, Spring Assembly And Safety Switch

    REPLACEMENT PARTS Figure 25 - D-HBT/D-H1T Door Handle, Spring Assembly, and Safety Switch...
  • Page 47 REPLACEMENT PARTS D-HBT/D-H1T DOOR HANDLE , SPRING ASSEMBLY, AND SAFETY SWITCH Fig. 25 Part Item No. Part Description Qty. 0509168 BOLT 5/16-18 X 11 HEX HEAD ............108066 SPRING, EXTENSION ..............107397 BLOCK, SPRING HOOK ..............0509166 DOOR HANDLE ................

  • Page 48: Figure 26 - Track Assembly

    REPLACEMENT PARTS Figure 26 - D-HBT/D-H1T Track Assembly (Corner configuration shown)
  • Page 49 REPLACEMENT PARTS D-HBT/D-H1T TRACK ASSEMBLY Fig. 26 Part Item No. Part Description Qty. 0309469 GUIDE, RIGHT HAND ..............0309472 TRACK, REAR .................. 0309468 GUIDE, LEFT HAND ............... 0309470 SUPPORT, RACK ................0309471 TRACK, FRONT ................106727 SCREW (10-32 X 5/8 FLAT HD) ............

  • Page 50: Figure 27 - Wash/Rinse Spray Piping

    REPLACEMENT PARTS Figure 27 - D-HBT/D-H1T Wash/Rinse Spray Piping...
  • Page 51 REPLACEMENT PARTS D-HBT/D-H1T WASH/RINSE SPRAY PIPING Fig. 27 Part Item No. Part Description Qty. 112688 RINSE TUBE ..................0509181 FITTING, STRAIGHT COMPRESSION.......... 0509150 CONNECTOR, TOP RINSE .............. 0509180 FITTING, STRAIGHT COMPRESSION.......... 0309445 RINSE TUBE, TOP ................0509179 FITTING, BULKHEAD 1/2"NPT .............

  • Page 52: Figure 28 - Wash/Rinse Spray Arms

    REPLACEMENT PARTS Figure 28 - D-HBT/D-H1T Wash/Rinse Spray Arms...
  • Page 53 Fig. 28 Part Item No. Part Description Qty. 0507443 SPINDLE, RINSE ARM ..............0508376 NOZZLE, RINSE ARM (D-HBT/ D-H1T ONLY) ......112164 BEARING, RINSE ARM ..............0707453 RINSE ARM ASSY. (INCLUDES 2 & 3) ......... 0507444 NUT, RINSE ARM ................109835 SCREW (#8 X 1/2 PAN HD) .............

  • Page 54: Figure 29 - Drain Assembly And Scrap Screens

    REPLACEMENT PARTS Figure 29 - D-HBT/D-H1T Drain Assembly and Scrap Screens...
  • Page 55 REPLACEMENT PARTS D-HBT/D-H1T DRAIN ASSEMBLY AND SCRAP SCREENS Fig. 29 Part Item No. Part Description Qty. 110427 SEAL OVERFLOW TUBE ............... 112468 OVERFLOW ..................112469-S OVERFLOW LIFT ARM ..............(Must order with item 11 for machines built prior to S/N 91586)

  • Page 56: Figure 30 - Wash Tank Heat And Thermostats

    REPLACEMENT PARTS Figure 30 - D-HBT/D-H1T Wash Tank Heat and Thermostats...
  • Page 57 REPLACEMENT PARTS D-HBT/D-H1T WASH TANK HEAT AND THERMOSTATS Fig. 30 Part Item No. Part Description Qty. 108391 THERMOMETER 4 FT..............109069 THERMOSTAT W/CAP 110-220°F ..........201041 WASHER ................... 201029 NUT, LOCK 1/2" ................322076 DUAL THERMOSTAT BRACKET ..........110561 THERMOSTAT, FIXED HIGH LIMIT ..........

  • Page 58: Figure 31 - Electric Booster And Thermostats

    REPLACEMENT PARTS Figure 31 - D-HBT Only Electric Booster and Thermostats...
  • Page 59 REPLACEMENT PARTS D-HBT ONLY ELECTRIC BOOSTER AND THERMOSTATS Fig. 31 Part Item No. Part Description Qty. 100740 BOLT 5/16-18 X 1 HEX HEAD ............102376 WASHER, FLAT 5/16 X 3/4 X 1/16 ..........108954 NUT, GRIP 6-32 W/INSERT ............. 110562 THERMOSTAT, HIGH LIMIT ............

  • Page 60: Figure 32 - Lower Fill Piping Assembly (D-Hbt Only)

    REPLACEMENT PARTS TO UPPER PIPING CUSTOMER WATER INLET Figure 32 - D-HBT Only Lower Fill Piping Assembly...
  • Page 61 REPLACEMENT PARTS D-HBT ONLY LOWER FILL PIPING ASSEMBLY Fig. 32 Part Item No. Part Description Qty. 112387 LINE STRAINER/PRV COMBO ............102444 STREET ELL 3/4" NPT BRASS ............102651 NIPPLE 3/4" X 2" BRASS ..............111437 VALVE 3/4" NPT HOT WATER ............

  • Page 62: Figure 33 - Upper Fill Piping Assembly (D-Hbt/D-H1T)

    REPLACEMENT PARTS WATER IN FROM LOWER PIPING Figure 33 - D-HBT/D-H1T Upper Fill Piping Assembly...
  • Page 63 REPLACEMENT PARTS D-HBT/D-H1T UPPER FILL PIPING ASSEMBLY Fig. 33 Part Item No. Part Description Qty. 102438 ELBOW STREET, 1/2" NPT X 90° BRASS ........102567 NIPPLE, 1/2" NPT X 3" BRASS ............102392 FITTING, COMPRESS, 3/4 NPT X 7/8 OD ........

  • Page 64: Figure 34 - Lower Fill Piping Assembly (D-H1T Only)

    REPLACEMENT PARTS TO UPPER PIPING CUSTOMER WATER IN Figure 34 - D-H1T Only Lower Fill Piping Assembly...
  • Page 65 REPLACEMENT PARTS D-HBT ONLY LOWER FILL PIPING ASSEMBLY Fig. 34 Part Item No. Part Description Qty. 102444 ELBOW, STREET X 90° BRASS ............ 0309340 BRACKET, PLUMBING SUPPORT ..........110768 LINE STRAINER, 3/4" BRASS ............111437 VALVE 3/4" NPT HOT WATER ............

  • Page 66: Figure 35 - Pump Assembly

    REPLACEMENT PARTS Figure 35 - D-HBT/D-H1T Pump Assembly...
  • Page 67 REPLACEMENT PARTS D-HBT/D-H1T PUMP ASSEMBLY Fig. 35 Part Item No. Part Description Qty. 308005 STRAINER ..................107966 NUT, GRIP 10-32 W/NYLON INSERT ..........104203 CLAMP, HOSE .................. 104165 CLAMP, HOSE .................. 107340 CLAMP, HOSE .................. 112383 HOSE PUMP DISCHARGE ..............

  • Page 68: Figure 36 - Control Panel And Gauges

    REPLACEMENT PARTS POWER WASH CYCLE CYCLE 1 MIN 2 MIN 4 MIN 6 MIN WASH RINSE PRESSURE CHAMPION INDUSTRIES, INC. WINSTON-SALEM, NC MODEL W P/N 108391 120V TIMER TIMER TIMER Figure 36 - D-HBT/D-H1T Control Panel and Gauges...
  • Page 69 REPLACEMENT PARTS D-HBT/D-H1T CONTROL PANEL AND GAUGES Fig. 36 Part Item No. Part Description Qty. 0501361 SWITCH, ON-OFF ................112390 LITE, RED (POWER) ............... 112391 LITE, AMBER (IN-CYCLE) ............. 112721 SWITCH, EXTENDED WASH ............112722 KNOB, WASH CYCLE SWITCH .............

  • Page 70: Figure 37 - Control Cabinet

    REPLACEMENT PARTS Figure 37 - D-HBT/D-H1T Control Cabinet...
  • Page 71 REPLACEMENT PARTS DHB-T/DH1-T CONTROL CABINET Fig. 37 Part Item No. No. Part Description Qty. 0501379 Switch, timer ................... 0508773 Motor, timer ..................0709633 Assembly, timer (includes Items 1, 2, 4) ......... 0503701 Bearing, timer .................. 111277 Transformer (120V : 24V)............... 106925 Block, fuse (30A, 3 pole) ..............

  • Page 72: Figure 38 - Dishracks And Prv

    REPLACEMENT PARTS Figure 38 - Dishracks and PRV...
  • Page 73 REPLACEMENT PARTS DISHRACKS AND PRV Fig. 38 Part Item No. Part Description Qty. 101273 RACK, (FLAT BOTTOM) ..............101285 RACK, (PEG) ..................112387 LINE STRAINER/PRV COMBO ............
  • Page 74 REPLACEMENT PARTS ELECTRICAL SCHEMATICS THIS PAGE INTENTIONALLY LEFT BLANK...

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