GE Monogram ZBD1800K Series How to use

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MODEL SERIES:
ZBD1800K
Monogram 18-In. Built-In
Compact Dishwasher
GE Consumer & Industrial
TECHNICALSERVICE GUIDE
PUB # 31-9123 7/04

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IMPORTANT SAFETY NOTICE
The information in this service guide is intended for use by
individuals possessing adequate backgrounds of electrical,
electronic, and mechanical experience. Any attempt to repair a
major appliance may result in personal injury and property
damage. The manufacturer or seller cannot be responsible for the
interpretation of this information, nor can it assume any liability in
connection with its use.
WARNING
To avoid personal injury, disconnect power before servicing this
product. If electrical power is required for diagnosis or test
purposes, disconnect the power immediately after performing the
necessary checks.
RECONNECT ALL GROUNDING DEVICES
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 Consumer & Industrial
Technical Service Guide
Copyright © 2004
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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TABLE OF CONTENTS
Bottom Door Seal.................................................................................................19
Component Locator Views .....................................................................................7
Control Panel Features ..........................................................................................6
Detergent/Rinse Module .......................................................................................15
Dishwasher Components ................................................................................... 10
Dishwasher Tub Seal .......................................................................................... 20
Door Assembly..................................................................................................... 17
Door Panel ...........................................................................................................14
Door Switch and Latch Assembly ........................................................................ 12
Drain Pump Assembly..........................................................................................24
FillFunnel .............................................................................................................21
HeatingElement ...................................................................................................20
Illustrated Parts Catalog .......................................................................................40
Introduction............................................................................................................ 4
Motor Pump Assembly ........................................................................................ 25
Nomenclature ........................................................................................................ 5
Pressure Switch.................................................................................................. 23
Schematic ............................................................................................................ 39
Side Panels ..........................................................................................................16
Specifications .........................................................................................................4
Static Dry System.................................................................................................13
Sump Assembly ...................................................................................................27
Timer .................................................................................................................... 10
Troubleshooting ....................................................................................................29
Troubleshooting Checklist .................................................................................... 34
Troubleshooting the Door Switch ......................................................................... 29
Troubleshooting the Heating Element................................................................... 30
Troubleshooting the Timer .................................................................................... 31
Troubleshooting the Wash Pump Motor ............................................................... 32
Troubleshooting theWater Fill Valve.....................................................................32
Warranty...............................................................................................................46
Washability Complaints ........................................................................................38
WaterValve ..........................................................................................................22

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Introduction
The new Monogram 18" Built-In Compact Dishwasher has a size that
allows the unit to fit in areas as small as 18 inches (45.72 cm) wide, 22
inches (55.88 cm) long, and 34 inches (86.36 cm) high. It is compact in
size, yet delivers the performance of larger units. With a low power
usage, this product model meets ENERGY STAR®guidelines for
energy efficiency.
The Monogram 18" Built-In Compact Dishwasher has two wash levels,
a HEAVY WASH cycle, NORMALWASH cycle, LIGHT WASH cycle,
CHINACRYSTAL cycle, and a RINSE ONLY cycle.
Electrical
Rating 120 Volts, 60 Hz ±10%
Separate Circuit 4.5 to 5.5 Amps
Motor (HP) 1/5
Motor (Amps) 1 ±10%
Heater Wattage – Wash/Dry 465 ±10%
Total Amps (Load Rated) 5 ±10%
Component Resistance (OHMS)
Timer Motor 1460 ±10%
Heating Element 31 ±5%
Pump Motor Windings
Drain
Wash (Blue to Red)
27 ±10%
47 ±10%
Run Windings – Main
(Blue to Black) 22 ±10%
Water Valve Solenoid 1140 ±5%
Total Amps (Load Rated) 5 ±10%
Water Supply
Suggested Minimum
Incoming Water Temperature 120 °F to 150 °F (49 °C to 66 °C)
Sump Water Temperature
With Outer Door In Place 145 °F ±5 °F (63 °C ±3 °C)
Water Charge 2.54 to 3.27 Quarts
(2.4 to 3.1 Liters)
Pressure 20 Min./120 Max. (PSI)
138 Min./827 Max. (kPa)
Connection (NPT) 3/8 In. (0.95 cm)
Consumption (Total) 4.7 to 6.1 Gallons
(17.8 to 23.1 Liters)
Water Valve Flow Rate
(GPM) 1.8 ±14% (6.81 LPM ±14%)
Water Circulation Rate (GPM) 10 ±10%
(37.85 LPM ±10%)
Water Fill Time (Seconds) 30 (±1)
Specifications

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Model Designator
Compact 18-in.
Nomenclature
The letter designating
theyearrepeatsevery
12 years.
Example:
T = 1974
T = 1986
T = 1998
Z B D 1 8 0 0 K 0 0 S S
Brand
Z = Monogram
Product Type
BD = Built-In Dishwasher
Exterior Color
BB = Black
CC = Bisque
SS = Stainless Steel
WW = White
Model Year Designator
Engineering Model Suffix
Nomenclature
Model Number
The serial plate of your
dishwasher is located on the
tub wall, just outside the
door.
The service information sheet is
located under the control panel.
Serial Number
The first two characters of the serial number identify
the month and year of manufacture.
Example: AG123456S = January, 2001
A-JAN 2005 - H
D - FEB 2004 - G
F - MAR 2003 - F
G - APR 2002 - D
H-MAY 2001 - A
L - JUN 2000 - Z
M - JUL 1999 - V
R - AUG 1998 - T
S - SEP 1997 - S
T - OCT 1996 - R
V - NOV 1995 - M
Z - DEC 1994 - L

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Control Panel Features
Control Timer:
HEAVYWASH
NORMALWASH
LIGHT WASH
CHINACRYSTAL
RINSEONLY For rinsing partial loads that will be washed later. Do not use detergent with this cycle.
Thiscycle is for everyday dishes and glassware.
This cycle is specifically designed for lightly soiled china and crystal.
This cycle is for medium-soiled dishes and glassware.
This cycle is for heavily soiled dishes and glassware.
START Close the dishwasher door and turn the control timer knob to the desired setting.
Water fill begins and approximately 30 seconds later, the wash action begins.
Door Latch
Switch: Automaticallyshuts off thedishwasher wheneverthedishwasher doorisopened. The
dishwasher will not resume operation until the door is closed.
Door Latch Switch Control Timer
StaticVent

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Door Latch Switch Control Timer
Front View
Component Locator Views
Control Panel View
StaticVent
Side Panel
ControlPanel
Access Panel
Insulation

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Interior View (With Racks)
Detergent/Rinse Module Compartment View
Compartment Lid
Sight Glass
Rinse Agent Cap
Detergent
Compartment
StaticDry Vent
Top Rack
Bottom Rack
Detergent/Rinse Module

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Interior View of Basin (With Racks Removed)
Bottom View (Looking Up)
Right Side View
(Side Panel and Insulation Removed)
Filter Assembly
Microfilter
Clamp Nut
Heating Element
SprayArm
Fill Funnel
Pressure
Switch Hose
Fill Hose
Door Tension Spring
Sump
Drain Pump
Capacitor
Motor Pump
Assembly

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Dishwasher Components
Throughoutthismanual,featuresandappearance
may vary from your model.
3. Remove the top screw and mark the hole
threads with a felt-tip marker.
4. Remove the bottom screw and mark the hole
threads with a felt-tip marker.
5. Open the dishwasher door.
6. Remove the 6 screws that connect the control
panel cover to the dishwasher door.
Mark the inside of
thehole threads with
a felt-tip marker.
7. Close the dishwasher door.
Timer
WARNING: Always turn off the electric power
supply before servicing any electrical component,
making ohmmeter checks, or replacing any parts.
Note: All voltage checks should be made with a
voltmeter having a full-scale range of 130 volts or
higher. After service is completed, be sure all
safety grounding circuits are complete, all
electrical connections are secure, and all access
panels are in place.
The timer allows the user to select the various
cleaning cycles of the dishwasher. The timer
controls all stages of each cycle.All electrical
functions can be traced on the charts and
diagrams provided in this service manual.
Removal and Installation
1. Disconnect the electric supply from the
dishwasher.
2. Remove the control timer knob from the
control panel cover.
Control Timer Knob