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Summary of Contents for Monogram ZBD9900RII
- Page 1 GE Appliances Technical Service Guide March 2011 Monogram Dishwasher with Top Controls ZBD9900RII 31-9207 GE Appliances General Electric Company Louisville, Kentucky 40225...
- Page 2 If grounding wires, screws, straps, clips, nuts, or washers used to complete a path to ground are removed for service, they must be returned to their original position and properly fastened. GE Appliances Technical Service Guide Copyright © 2011 All rights reserved. This service guide may not be reproduced in whole or in part, in any form, without written permission from the General Electric Company.
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Page 3: Table Of Contents
TABLE OF CONTENTS Air Gap and Flow Meter ..............................31 Back Access Panel ................................27 Circulation Pump ................................31 Component Locator Views ............................16 Control Panel Features ..............................8 Control Interface ................................22 Detergent/Rinse Aid .................................24 Dishwasher Components ..............................19 Door Hinge ...................................25 Door Springs..................................25 Door Vent Fan ..................................24 Drain Pump ..................................34 Drain Pump Check Valve ...............................34 EMI Filter ....................................33... - Page 4 Nomenclature ..................................5 Outer Door Panel ................................20 Overfl ow Cut Out ................................33 Pressure Sensor .................................29 Schematic.....................................42 Service Mode ..................................35 Special Tool ..................................19 Thermistor ....................................33 Toe Kick Plate ..................................32 Troubleshooting ................................35 Troubleshooting Check List ............................37 Turbidity Sensor ................................32 Upper Basket ..................................19 Warranty ....................................43 Washability Complaints ...............................41 Water Level - How Does It Work? ..........................28...
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Page 5: Nomenclature
Nomenclature Model Number Z B D 9 9 0 0 R I I Brand Exterior Color Z = Monogram SS = Stainless Steel BB = Black WW = White Product Type II = Custom panel and handle BD = Built-In Dishwasher required Model Designator Model Year Designator... -
Page 6: Introduction
Introduction The new Monogram dishwasher is a brand new design with these following features: • Hidden touch pad control panel on the top edge of the tall front door • Larger tub with a height-adjustable upper basket and new cutlery basket •... -
Page 7: Installation
Installation The installation manual and hardware packet are PEX water fi ll line located inside the machine. The toe kick plate The PEX water fi ll line comes with a 3/8-in. comes packaged on the top of the Styrofoam compression nut that is intended to be connected packaging inside the shipping carton. - Page 8 Control Panel Features Select a cycle by pressing the CYCLE button until the required option is selected. The dishwasher detects how soiled the dishes are and adjusts water AUTO WASH consumption and temperature accordingly. The HEAVY WASH program should be used for heavily soiled dishes, e.g. HEAVY WASH saucepans, pots and gratin dishes.
- Page 9 Average Total Water Consumption PROGRAMS Cycle Time (Min) (Gallons) Auto 115 - 170 3.4 - 6.3 Heavy 190 - 210 Normal 105 - 140 4.0 - 5.8 Light 100 - 127 Speed 20 - 64 Rinse 4 - 22 – 9 – (Continued next page)
- Page 10 Features The interior Halogen lights provide better visibility GE Answer Center for service by calling for loading and unloading. They turn on when 1.800.626.2000. the door is opened and turn off when the door is latched.
- Page 11 Detergent Dosage Recommended Detergent Amounts based on Water Hardness Water hardness Detergent amounts Soft Prewash 1 teaspoon (0-3 grains per gallon) Main wash 1 to 1-1/2 tablespoons Medium Prewash 1 teaspoon (4-8 grains per gallon) Main wash 1 to 2 tablespoons hard Prewash 1 teaspoon (9+ grains*)
- Page 12 Drain pump The spray arms Holes and bearings can sometimes become blocked. The pump can be accessed from inside the machine. 1. Pull the lower washer arm straight up to release it. WARNING: Disconnect the power from the machine 2. Remove any deposits. The washer arms also 1.
- Page 13 Program Selection Some of the dishwasher’s programs can changed by using the keypad. The new selection will be retained until the next time you use the keypad to reset this function. Even if the machine is turned off at the main switch or loses power for any other reason, all selections registered before the interruption of power will be retained.
- Page 14 Setting a Signal If you want the machine to signal when the wash is complete, you can program it to do this. The machine is set without a signal by default. 1. Switch off the dishwasher at the main switch. 2.
- Page 15 Child Lockout Model Select Setting The service technician must run a model select set- 1. Turn off main ON/OFF power switch. ting or the machine will not function. If the control is 2. Wait at least 5 seconds. replaced, the machine will automatically be in the 3.
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Page 16: Component Locator Views
Component Locator Views Interior View (With 2 Racks Removed for Clarity) Upper Spray Tube Guide Light Air Gap Spray Arm Detergent/Rinse Module Static Dry Vent Control Interface Lower Front View (Shown with Toe Kick Plate Removed) Turbidity Sensor Thermistor Heater Air Gap Drain Pump Back Leg Adjust... - Page 17 Right and Left Side View Light Air Gap Door Spring Door Spring Front View (Outer Door Panel Removed) Electronic Control Panel Door Vent Fan Detergent/Rinse Module – 17 – (Continued next page)
- Page 18 Rear View (Back Access Panel Removed) Drain Line Pressure Sensor Water Valve Circulation Pump Drain Hose Interior View of Basin (With Racks Removed) Spray Arm Fine Filter Sump Coarse Filter – 18 –...
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Page 19: Dishwasher Components
Dishwasher Components WARNING: Sharp edges may be exposed when Upper Basket servicing the dryer. Use caution to avoid injury. Wear Kevlar gloves or equivalent protection. Note: Two ports are built into the upper shower support to accommodate either position. Flappers Note: This dishwasher has a fully closed bottom are used to direct the fl... -
Page 20: Outer Door Panel
Upper Shower Arm Removal To replace either adjustment bracket assembly, push the retaining pin out, unhook the single grip, and To remove the upper shower arm, unscrew the release from the other end. upper shower arm bearing. Upper Track Removal Outer Door Panel To remove the upper track, pry slightly up and To remove the outer door panel:... -
Page 21: Control Panel Features
3. Gently pry outer panel over lower bracket sides of the control connectors to permit meter lead on both sides. access for readings. 4. Reach under outer door panel and push up on center support brace to clear lip of tub. 5. -
Page 22: Control Interface
Control Interface Main Control To remove the main control: To remove the control interface: 1. Remove outer door panel. (See Outer Door Panel.) 1. Remove main control. (See Main Control 2. Remove escutcheon panel. (See Escutcheon. 2. With the escutcheon in your hand and turned 3. -
Page 23: Latch Assembly
Door Interlock Switch Testing Latch Assembly The interlock switch is a micro switch that connects To remove the latch assembly: to the main board. The board looks for a closed circuit (5V). Failure in the closed position could 1. Remove escutcheon panel. (See Escutcheon result in the dishwasher operating if the door were 2. -
Page 24: Detergent/Rinse Aid
Detergent/Rinse Aid Door Vent Fan The dishwasher has a combined detergent and The fan extracts the damp air from the machine rinse aid dispenser. The dispenser is controlled by a during the drying phase of the program. The fan solenoid and has a rinse aid level indicator. system has a fan motor that drives a double-sided fan wheel. -
Page 25: Door Hinge
Door Springs Inner Door Panel Position front of spring in hinge slot. Position rear To remove the inner door panel: support of spring in selected position. Turn to adjust. 1. Remove the outer door panel. (See Outer Door Clockwise turning increases tension. Panel Stronger springs are available for custom wooden 2. -
Page 26: Inside Tub Components
3. Remove the sump from underneath. Inside Tub Components Sump Access to foreign objects in the drain pump can be accomplished by removing the small yellow fi tted coupling. Once removed, you have access to the impeller blade area (approximately 3/4 in. into the opening) to remove any debris. -
Page 27: Back Access Panel
Upper Spray Arm Guide Center Hub To remove the upper spray arm guide, pull straight To remove the center hub, release the lock ring out while pressing in on the notched tab on the top from underneath the tub using the special tool. (See of the spray arm. -
Page 28: Water Level - How Does It Work
Water Level - How does It Work? Check the water level using the spray arm hub. The normal fi ll (0.85 gallon) will come to approximately OVERFILL the top of the fl at raised area as indicated. (The NORMAL normal fi ll for the total cycle is 5.3 gallons). An Overfi... -
Page 29: Pressure Sensor
To remove the pressure sensor: Water Valve 1. Remove the back access panel. (See Back Access The water valve is located in the back of the unit Panel next to the circulating pump. It is rated at 1 gallon per minute and has a resistance of 0.95K . 2. -
Page 30: Lower Frame
To install the water valve: Lower Frame Align the tabs, while noting the front tab, and press To remove the lower frame: the valve body into the air gap housing. The tabs will lock into place securing the valve. 1. Remove the back access panel. (See Back Access Panel Note: Lubricant may be needed on the bracket tabs... -
Page 31: Air Gap And Flow Meter
Air Gap and Flow Meter Circulation Pump The circulation pump has a motor (120 VAC, 32 All dishwashers must have an air gap to prevent backfl ow. This unit has an anti-backfl ow device which can be tested at the main control. It also has to prevent dirty water from being siphoned back a 7-F start capacitor that, if failed, causes the into the water system if a vacuum develops. -
Page 32: Toe Kick Plate
Toe Kick Plate Heater Remove four T-20 Torx screws from the toe kick WARNING: The copper wire on the outside of the plate. Slide 2 latches toward the center. Remove the heater is a live wire when the unit is plugged in and 2 latch pins and remove kick plate. -
Page 33: Overfl Ow Cut Out
Thermistor The thermistor is located at the front edge of the bottom drain and detects when the selected water temperature has been reached. If the thermistor is short-circuited or detaches from the circuit board, the heater turns off. Water heats 4 per minute. -
Page 34: Drain Pump
Drain Pump Drain Pump Check Valve The drain pump has a synchronous motor (30 W, The drain pump check valve is located inside the 120 V, 26 . The direction of rotation is random sump well at the drain hose outlet. It is accessed by making the pump partially self-cleaning, but may be disconnecting the drain hose and pulling the valve accessed from inside the tub to clean. -
Page 35: Service Mode
Troubleshooting Water Level Service Mode Check the water level using the spray arm hub. The To enter service mode: normal fi ll will come to approximately the top of the 1. Turn off main power ON/OFF switch. fl at, raised area as indicated. An overfi ll condition will 2. -
Page 36: Fault Codes
Fault Codes Indicator Indicating Check Temperature increase less than10F de- Heater, thermistor, water level, Temperature Fault AUTO ashes grees in 10 minutes. circulation pump, main control & Service Mode Program continues wiring Too much water in the machine, pressure sensor or oat switch activated. I the Drain pump, blocked drain hose, Over lling HEAVY ashes... -
Page 37: Troubleshooting Checklist
Troubleshooting Checklist The troubleshooting checklist is common for all The wiring diagram, schematic, and service mode dishwasher models. They use different parts to test are a necessity when making electrical checks. accomplish the same thing and diagnosis will remain In most cases, an ohmmeter will handle all the tests similar. - Page 38 Symptom Check for the Following Remedy No heat during 1. Defective heater element. 1. Replace the heater element. the dry cycle. 2. Damaged or defective wiring. 2. Repair the wiring. Dishwasher will 1. The water supply is turned 1. Turn the water supply on. not fi...
- Page 39 Symptom Check for the Following Remedy Poor washability. 1. Improper loading of dishes, 1. Instruct the customer on pots, pans, and nesting of proper loading of the dishwasher. silverware. Refer to the Owner's Manual. 2. Defective spray arm. 2. Check spray arm for proper rotation.
- Page 40 Symptom Check for the Following Remedy Noisy pump 1. Debris in bottom of tub sump 1. Clean out the sump area. assembly. area. 2. Pump parts were not properly 2. Inspect the pump and installed. correct any installation errors. 3. Impellers are not properly 3.
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Page 41: Upper Basket
Washability Complaints Hot Water – Ample supply of water at a Rinse Agent – Use rinse agent if spotting or drying temperature of 120°F is necessary for best results. is a problem. A rinse agent will improve the water Do not use dishwasher soon after using clothes sheeting action and drying performance. -
Page 42: Schematic
Schematic WARNING: Power must be disconnected before servicing the appliance. 4/NO Note: Schematic diagram subject to change. Please refer to diagram supplied with product located behind the kick plate. – 42 –... -
Page 43: Warranty
GE Authori ed Servicer is not available, you may be responsible for a trip charge or you may be required to bring the product to an Authori ed GE Service location for service.
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