Moyer Diebel MD18-2, MD18-1 User Manual

Technical Manual

Automatic
Glasswasher

Model
MD18-1
MD18-2

July, 2003

P.O. Box 4183
Winston-Salem, North Carolina 27115-4183

Moyer Diebel, U.S.
336/661-1992
Fax: [phone]

Machine Serial No.

Manual P/N 0509243 REV. F

2674 N. Service Road
Jordan Station, Ontario, Canada L0R 1S0

Moyer Diebel, Ltd.

905/562-4195

Fax: [phone]

Complete the information below so it will be available for quick reference.

Model Number
Voltage and Phase
Moyer Diebel Parts Distributor

_____________________________________________________________________________

Moyer Diebel Service Agency

_____________________________________________________________________________

Moyer Diebel Service:

Moyer Diebel Limited Moyer Diebel, US

Phone: [phone] Phone: [phone]

1-800-263-5798 1-800-228-8350

Fax: [phone] Fax: [phone]

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.

__________________________

______________________________________________________________

_______________________________

________________________________

Serial Number

________________________

Phone

Phone

_____________

_____________

COPYRIGHT © 2003 by Moyer Diebel

Revision History

Revision Revised Serial Number Comments

Date Pages Effectivity

10/30/95 — 301 Issue of Manual and Replacement Parts

1/xx/97 All 301 Expanded Parts List

3/12/01 18, 19 G2735 Redesign of scrap screen and sump cover

3/12/01 24, 25 — Replacement Impeller, Seal/Gasket kit,

and Inlet Screen

3/11/01 26, 27 — Added all drain valve components

2/5/03 29 — Replaced 108391 with 113622 thermometer

7/23/03 17 –– Replaced 110229 with 0310138

REVISIONS

THIS PAGE

INTENTIONALLY

LEFT BLANK

CONTENTS

CONTENTS

Page

WARRANTY.............................................................................................................................................. 1

INTRODUCTION....................................................................................................................................... 2

GENERAL .................................................................................................................................................. 3

INSTALLATION........................................................................................................................................ 5

Unpacking ............................................................................................................................................ 5

Electrical Connections.......................................................................................................................... 5

Plumbing Connections ......................................................................................................................... 6

Detergent

Rinse-Aid

Chemical Sanitizer ............................................................................................................................... 6

Completing Installation........................................................................................................................ 7

OPERATION .............................................................................................................................................. 8

Operation Summary ............................................................................................................................. 8

Operation Procedures ........................................................................................................................... 8

MAINTENANCE........................................................................................................................................ 10

Cleaning Schedule................................................................................................................................ 10

Deliming............................................................................................................................................... 11

Deliming Process.................................................................................................................................. 11

Maintenance Schedule.......................................................................................................................... 12

TROUBLESHOOTING .............................................................................................................................. 13

REPLACEMENT PARTS........................................................................................................................... 15

ELECTRICAL DIAGRAM......................................................................................................................... 36

TIMER CHART .......................................................................................................................................... 37

.............................................................................................................................................. 6

............................................................................................................................................. 6

LIST OF FIGURES

Figure 1—Overall View.............................................................................................................................. 15

Figure 2—Door, Tracks, Safety Switch Assembly ..................................................................................... 16

Figure 3—Upper & Lower Wash Arms & Hubs......................................................................................... 18

Figure 4—Fill Valve Assembly................................................................................................................... 20

Figure 5—Chemical Pump Assembly

Figure 6—Wash Pump Assembly

Figure 7—Fill System & Drain System ...................................................................................................... 26

Figure 8—Heating Element, Thermostat, Temperature Gauge

......................................................................................................... 22

............................................................................................................... 24

...................................................................

28

CONTENTS

Figure 9—Control Panel and Timer Assembly......................................................................................... 30

Figure 10—Back Panel................................................................................................................................ 32

Figure 11—Rack ......................................................................................................................................... 34

Figure 12—Wiring Schematic

Figure 13—Timer Chart.............................................................................................................................. 37

..................................................................................................................... 36

LIMITED WARRANTY

Champion Industries/Moyer Diebel Limited, P.O. Box 4183, 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 Industries/Moyer Diebel Limited warrants all new machines of its manufacture bearing
the name “Champion” or "Moyer Diebel" and installed within the United States and Canada to be free from defects in
material and workmanship for a period of one (1) year after the date of installation or fifteen (15) months after the date of
shipment by Champion/Moyer Diebel, whichever occurs first. [See below for special provisions relating to Model Series DF
and SW.] The warranty registration card must be returned to Champion/Moyer Diebel within ten (10) days after installation.
If warranty card is not returned to Champion/Moyer Diebel within such period, the warranty will expire after one year from
the date of shipment.

Champion/Moyer Diebel will not assume any responsibility for extra costs for installation in any area where there are
jurisdictional problems with local trades or unions.

If a defect in workmanship or material is found to exist within the warranty period, Champion/Moyer Diebel, at its election,
will either repair or replace the defective machine or accept return of the machine for full credit; provided, however, as to
Model Series DF and SW, Champion/Moyer Diebel's obligation with respect to labor associated with any repairs shall end
(a) 120 days after shipment, or (b) 90 days after installation, whichever occurs first. In the event that Champion/Moyer
Diebel elects to repair, the labor and work to be performed in connection with the warranty shall be done during regular
working hours by a Champion/Moyer Diebel authorized service technician. Defective parts become the property of
Champion/Moyer Diebel. Use of replacement parts not authorized by Champion/Moyer Diebel will relieve Champion/
Moyer Diebel of all further liability in connection with its warranty. In no event will Champion/Moyer Diebel's warranty
obligation exceed Champion/Moyer Diebel's charge for the machine. The following are not covered by Champion/Moyer
Diebel's warranty:

a. Lighting of gas pilots or burners.
b. Cleaning of gas lines.
c. Replacement of fuses or resetting of overload breakers.
d. Adjustment of thermostats.
e. Adjustment of clutches.
f. Opening or closing of utility supply valves or switching of electrical supply current.
g. Adjustments to chemical dispensing equipment.
h. Cleaning of valves, strainers, screens, nozzles, or spray pipes.
i. Performance of regular maintenance and cleaning as outlined in operator’s guide.
j. Damages resulting from water conditions, accidents, alterations, improper use, abuse,

tampering, improper installation, or failure to follow maintenance and operation procedures.

Examples of the defects not covered by warranty include, but are not limited to: (1) Damage to the exterior or interior finish
as a result of the above, (2) Use with utility service other than that designated on the rating plate, (3) Improper connection to
utility service, (4) Inadequate or excessive water pressure, (5) Corrosion from chemicals dispensed in excess of recom­mended concentrations, (6) Failure of electrical components due to connection of chemical dispensing equipment installed
by others, (7) Leaks or damage resulting from such leaks caused by the installer, including those at machine table connec­tions or by connection of chemical dispensing equipment installed by others, (8) Failure to comply with local building
codes, (9) Damage caused by labor dispute.

Warranty of Parts:

Champion/Moyer Diebel warrants all new machine parts produced or authorized by Champion/Moyer
Diebel to be free from defects in material and workmanship for a period of 90 days from date of invoice. If any defect in
material and workmanship is found to exist within the warranty period Champion/Moyer Diebel will replace the defective
part without charge.

DISCLAIMER OF WARRANTIES AND LIMITATIONS OF LIABILITY. CHAMPION/MOYER DIEBEL'S
WARRANTY IS ONLY TO THE EXTENT REFLECTED ABOVE. CHAMPION/MOYER DIEBEL MAKES NO
OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY OF
MERCHANTABILITY, OR FITNESS OF PURPOSE. CHAMPION/MOYER DIEBEL SHALL NOT BE LIABLE
FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES. THE REMEDIES SET OUT ABOVE ARE THE EXCLU­SIVE REMEDIES FOR ANY DEFECTS FOUND TO EXIST IN CHAMPION/MOYER DIEBEL DISHWASHING
MACHINES AND CHAMPION/MOYER DIEBEL PARTS, AND ALL OTHER REMEDIES ARE EXCLUDED,
INCLUDING ANY LIABILITY FOR INCIDENTALS OR CONSEQUENTIAL DAMAGES.

Champion/Moyer Diebel does not authorize any other person, including persons who deal in Champion/Moyer Diebel
dishwashing machines, to change this warranty or create any other obligation in connection with Champion/Moyer Diebel
Dishwashing Machines.

rev. 8699

LIMITED WARRANTY

WARRANTY

1

INTRODUCTION

INTRODUCTION

Welcome to Moyer Diebel.
Thank you for choosing Moyer Diebel and for allowing us to take care of your glasswashing/

warewashing needs.
This manual covers two models (MD 18-1, MD 18-2). Model numbers are shown on the front cover.
Your machine has been completely assembled, inspected, and thoroughly tested at our factory to

eliminate problems at installation before it was shipped to your installation site. This manual
provides:

• Warranty information

• Installation and operation procedures

• Maintenance instructions

• Troubleshooting guide

• Replacement parts lists.

• Electrical diagrams.
Complete and return your warranty registration card as soon as possible.
Moyer Diebel constantly improves its products; therefore, specifications contained in this

manual may have changed.
For your protection, factory authorized parts should always be used.
Replacement parts may be ordered from your Moyer Diebel authorized parts distributor or

service agency*. When ordering parts, supply the model number, serial number, voltage and
phase of your machine, the part number, part description, and quantity.

*

Moyer Diebel can only ship parts to customers with accounts or by C.O.D.

2

GENERAL

This manual covers the Moyer Diebel automatic glasswashing machine.
Standard equipment includes:

-Automatic tank fill -Upper and lower wash/rinse arms

-Common utility connections -Two racks

-120 Volt circuit -Stainless steel heavy-gauge construction

-Convenient, easy to use controls -Pumped Drain

-Three chemical pumps

This series of glasswashers is available in the following models:

Model Numbers

MD18-1, MD18-2

• The MD18-1 model is a single door chemical sanitizing rack glasswashing/warewashing
machine.

• The MD18-2 model is a two door chemical sanitizing rack glasswashing/warewashing
machine.

GENERAL

(specify front to back

Accessories

• RS19-24 - 19" wide rack stand with 24" high drain board

• RS19-30 - 19" wide rack stand with 30" high drain board

• RS25-24 - 25" wide rack stand with 24" high drain board

• HS1930 - 19" wide hand sink with scrap basket (30" high)

Options

P/N 0709242 - Cycle Counter

•

• P/N 0709241 - Remote cycle switch

• Racks - Peg, Flat, Glass

or side-to-side operation)

33

GENERAL

Electrical Power Requirements

Model Voltage Rise Full Load Amp (125% Service Factor)
MD18-1 115/60/1 N/A 12 15
MD18-2 115/60/1 N/A 12 15

Booster Machine Power Requirement

NOTE:

All machines come with a 5 Foot cord and plug. Standard 15 amp receptacle required.

4 J5

INSTALLATION

!

!

!

!

INSTALLATION

Unpacking

WARNING:

Care should be taken when lifting the machine to prevent damage.

1. Immediately after unpacking your machine, inspect for any shipping damage. If damage is
found, save the packing material and contact the carrier immediately.

2. Remove the glasswasher from the skid. Adjust the feet if required, then move the machine
to its permanent location.

3. Level the machine (if required) by placing a level on the top of the machine and adjusting
the leveling feet. Level the machine front-to-back and side-to-side.

CAUTION:

After locating your machine, it must meet local health codes.

Electrical Connections

WARNING:

Electrical and grounding connections must comply with the National Electrical Code
and/or Local Electrical Codes.

WARNING:

When working on the glasswasher, disconnect the electric service and tag it to indicate work
is being done on that circuit.

1. The electrician should compare the electrical specifications on the machine to the
electrical power supply before connecting the machine to the incoming service at a
fused disconnect switch.

2. Your machine is already equipped with a 5-foot/1.5m power cord and plug suitable for
115V-15A service.

J5 5

INSTALLATION

!

Plumbing Connections

CAUTION:

Plumbing connections must comply with local sanitary and plumbing codes.

Water Connections

1. Connect the hot water supply (140oF/60oC Min) to the fill solenoid valve (located behind
the front panel). The fill solenoid valve is equipped with a flow control that will accept
water pressures from 20 psi to 70 psi.

2. Install a manual shut-off valve in the water supply line to accommodate servicing the
machine. The shut-off valve should be the same size or larger than the supply line.

3. The fill solenoid valve is equipped with a built-in strainer to protect from particles in the
water supply.

Drain Connections

1. Your Moyer Diebel glasswasher is supplied with a flexible 5/8" I.D. drain hose, which must
be connected to a 1-1/2" drain using a wye (Y) fitting. Additional drain hose may be
purchased from a Moyer Diebel parts distributor.

Detergent

1. Use a qualified detergent/chemical supplier for your detergent, rinse aid, and chemical
sanitizer needs.

2. Your machine is supplied with a chemical dispensing system that is internally wired and
ready for use. Insert the labeled
pickup tubes have a strainer on the end to prevent crystallized chemical from clogging the
supply lines.

3. The cycle timer located in the main control cabinet is equipped with adjustable cams for the
chemical dispensing pump(s). The cams control the length of time that the pumps operate.
A qualified person should adjust the cam settings if necessary. Refer to the timer chart
diagram(s) at the end of the manual for timer cam locations and factory time settings.

TE:

NO

A nonchlorinated, nonfoaming commercial detergent is recommended for your glasswasher.

Chemical pickup tubes into the correct containers. The

Rinse Aid

Using a liquid rinse aid, insert the labeled

1.

Rinse Aid pickup tube into the rinse aid container

Chemical Sanitizer

Using a 5.25% or 8.4% sodium hypochlorite solution, insert the labeled

1.
pickup tube into the chemical sanitizer container.

Chemical Sanitizer

.

Contact your chemical supplier for adjustment of the chemical sanitizer

2.

6

.

INSTALLATION

Front Side
of Tank

Indicates where proper
water level should appear
in the inlet chute area.

Completing Installation

1. Remove any foreign material from inside the machine.

2. Check to assure scrap basket and sump cover are in place.

3. After plumbing and electrical connections are completed, check the machine for water leaks
by depressing the
allows the tank to fill and to complete the rinse cycle. Check for leaks.

4. Open the door and check the water level. Water level should be at bottom of scrap screen.

ON/FILL switch on the front panel, then close and latch the door(s). This

5. Depress the

OFF/DRAIN switch, close door, push start switch to drain the tank. This allows

the machine to complete the wash and drain cycle. Check the drain plumbing for leaks.

6. Installation is now complete.

7

OPERATION

OPERATION

Operation Summary

The following is a summary of your Glasswashing Machine operating cycle:

1. The cycle begins when you close the door and push the cycle switch.

2. The green cycle lamp lights and the pump starts.

3. The pump runs during the wash cycle.

4. The pump stops, and the drain valve is opened.

5. After a 2-3 second pause, the pump drain cycle begins.

6.

7. When the rinse cycle is complete, the pump stops, the green cycle lamp turns off, and the

8. Open the door and remove the rack of clean ware.

After a 2-3 second pause, the fill valve opens, and the pump starts for the rinse cycle.

cycle is complete.

Operation Procedures

The operation of your glasswasher will be more efficient when these procedures are followed:

1. Check that the spray arms and scrap basket are in place.

2. Close the door(s). Push the
with water. This procedure is followed only when the tank is empty.

3. When the tank is full, check the wash tank temperature gauge. Minimum wash temperature
is 140°F/60°C.

4. Scrap all glasses to be washed, and load the glasses into the rack. DO NOT OVERLOAD

THE RACK.

5. Open the door and insert the rack into the machine.

6. Shut the door, push cycle switch. This will start the wash cycle. The green cycle lamp
located on the front control panel will light. This lamp will remain on until the entire wash
and rinse cycle is completed.

ON/FILL switch to the ON position. The tank will begin filling

8