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113430-9 Telephone: (641) 787-7000 3
Table of Contents ________
List of Acronyms _____________________________
HVAC Heating, Ventilating, and Air-Conditioning
in wc Inches of Water Column
L.C.D. Liquid Crystal Display
L.E.D. Light Emitting Diode
L.P. Liquid Propane
OSHA Occupational Safety and Health Administration
UL Underwriters Laboratory
IMPORTANT
You must disconnect and lockout the electric
supply and the gas supply before any covers or
guards are removed from the machine to allow
access for cleaning, adjusting, installation, or
testing of any equipment per OSHA standards.
Please observe all safety precautions displayed
on the equipment and/or specified in the
installation manual included with the dryer.
Before installation, check that the local distribution
conditions, nature of gas and pressure, and
adjustment of the appliances are compatible.
CAUTION
Dryer(s) should never be left unattended while in
operation.
“Caution: Label all wires prior to disconnection
when servicing controls. Wiring errors can cause
improper operation.”
«Attention: Au moment de l’entretien des
commandes, étiquetez tous les fils avant de les
débrancher. Des erreurs de câblage peuvent
entraîner un fonctionnement inadéquat et
dangereux.»
WARNING
Children should not be allowed to play on or near
the dryer(s). Children should be supervised if near
dryer(s) in operation.
Under no circumstances should the dryer door
switch(es), lint door/drawer switch(es), or heat
safety circuit(s) ever be disabled.
The dryer must never be operated with any of the
back guards, outer tops, or service panels
removed. Personal injury or fire could result.
The dryer must never be operated without the lint
filter/screen in place, even if an external lint
collection system is used.
FOR YOUR SAFETY
Do not dry mop heads in the dryer. Do not use
dryer in the presence of dry cleaning fumes.
The dryers must not be installed or stored in an
area where it will be exposed to water
and/or weather.
The wiring diagram for the dryer is located behind
the control panel.
Safety Precautions ................................ 4
MDG31 Specifications........................... 6
MDG51 Specifications........................... 8
MDG77 Specifications......................... 10
Installation Procedures ...................... 12
Location Requirements ......................................... 12
Unpacking/Setting Up ........................................... 12
Dryer Enclosure Requirements ............................. 12
Fresh Air Supply Requirements ............................ 13
Exhaust Requirements ......................................... 13
Electrical Information ............................................ 15
Gas Information .................................................... 17
Converting from One Family of Gas to Another ..... 19
Gas Pressure Testing ........................................... 21
Water Information ................................................. 21
Preparation for Operation/Start-Up ........................ 22
Preoperational Test ............................................... 22
Preoperational Instructions ................................... 23
Shutdown Instructions .......................................... 23
Service/Parts Information ..................23
Service .................................................................. 23
Parts ..................................................................... 23
Warranty Information ......................... 24
Returning Warranty Cards..................................... 24
Warranty ............................................................... 24
Routine Maintenance .......................... 24
Cleaning ................................................................ 24
Data Label Information .......................25