Cres Cor RO151FWUA18DE, RO151FWUA18DX, RO151FPWUA18DX, RO151FW1332DE, RO151FW1332DX User Manual

Retherm

Humidity Oven

FL-2356

5925 Heisley Road • Mentor, OH 44060-1833

INSTALLATION, OPERATION and MAINTENANCE

MANUAL for Cres Cor A

12kW QUIKTHERM™ RETHERM OVEN

QUATEMP

Rev. 8 (2/15)

TM

HUMIDITY

Page 1 of 14

RO151FWUA18DE
RO151FWUA18DX

Call Toll-free: 877-CRES COR (273-7267) • Fax: [phone] • www.crescor.com

RO151FPWUA18DE
RO151FPWUA18DX

RO151FW1332DE
RO151FW1332DX

Retherm

Humidity Oven

FL-2356

Rev. 8 (2/15)

Page 2 of 14

5925 Heisley Road • Mentor, OH 44060-1833

TABLE OF CONTENTS

SUBJECT PAGE

INSTALLATION INSTRUCTIONS .............................................3

OPERATING INSTRUCTIONS

First Time Operation ....................................................3

How to Use Control for Cooking & Holding:

For “-DE” Series Ovens .................................................4

For “-DX” Series Ovens .................................................5

“Recipes” for “-DX” Series Ovens .........................................6

How to use Aquatemp Control for Humidity .................................7

MAINTENANCE INSTRUCTIONS

How to Clean the Unit ..................................................8

Trouble Shooting Guide ..............................................9,10

Oven Replacement Parts ...............................................11

Hot Unit Replacement Parts .............................................12

Wiring Diagram For 208/240 Volt, 3 Phase .................................13

Wiring Diagram for 480 Volt, 3 Phase ....................................14

SERVICE POLICY and AGENCY LIST ....................................FL-1400

REGISTERING YOUR EQUIPMENT AT www.crescor.com/service/register

COMPLETING A SURVEY EARNS AN EXTRA 90-DAY LABOR WARRANTY!

If the equipment will not go into service immediately, please indicate
that on the warranty registration. Scan QR code to register your
equipment today! If you need a QR reader, visit your App Store on
your Smartphone or Tablet.

WARNING

RISK OF FIRE OR ELECTRIC SHOCK

DO NOT OPEN

WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK,

DO NOT REMOVE COVER (OR BACK)

NO USER-SERVICEABLE PARTS INSIDE

REPAIR SHOULD BE DONE BY AUTHORIZED SERVICE

Call Toll-free: 877-CRES COR (273-7267) • Fax: [phone] • www.crescor.com

PERSONNEL ONLY

Retherm

Humidity Oven

FL-2356

Rev. 8 (2/15)

Page 3 of 14

5925 Heisley Road • Mentor, OH 44060-1833

INSTALLATION INSTRUCTIONS

VENTING YOUR OVEN:

1. This cabinet passes the EPA 202 test and complies
with section 59 of UL710B for emission of grease­laden air.

2. According to UL, this cabinet does not need to be
placed under a ventilation hood.

UNIT SPECIFICATIONS: All units use six (6) elements (2000 watts each).
All units are rated 12000 watts. Water units have one (1) immersion element (1850 watts).

MODEL NOS.

RO151FWUA18DE2083
RO151FW1332DE2083

RO151FWUA18DE2403
RO151FW1332DE2403

RO151FW1332DE4803 480 3 60 15 480 30 3 480 L16-30R

UNIT SPECIFICATIONS: Units below use six (6) elements (1325 watts each). Units are rated 8,000 watts.
Water units have (1) immersion element (1850 watts).

RO151FWUA18D8K2081
RO151FW1332D8K2081

RO151FWUA18D8K2401
RO151FW1332D8K2401

ELECTRICAL SPECS

(AC SERVICE)

VOLTS PHASES HZ AMPS VOLTS AMPS PHASES VOLTS RECEPTACLE

208 3 60 34 208 50 3 208 15-50R

240 3 60 29 240 50 3 240 15-50R

208 3 60 34 208 50 3 208 15-50R

240 3 60 29 240 50 3 240 15-50R

3. Installation must conform with local codes. The
authority having jurisdiction of enforcement of
the codes will have the responsibility for making
interpretations of the rules.

ELEC. LOAD

POWER SUPPLY REQUIREMENT

ALL 3 PHASE IS 3 WIRE + GROUND

All models are designed for AC Service. Model numbers may have the letters: DX, L, P, U, Z or S.

HOW TO INSTALL OVENS:

1. Remove all packing material from inside and outside
of oven.

2. Position oven on level oor; install the oven interior
(pan slides) if not already installed.

3. Plug power cord into proper wall receptacle.

4. MANUAL FILL: Fill water pan with three (3) gallons

HOW TO CHANGE FROM °F TO °C (if needed)

1. Push the switch on; the light will come on.

2. Push and hold the “SET” button and the button in the
lower left hand corner together for 5 seconds.
You have now entered into the menu.

3. Scroll over the”Unit” and change it to “C” , then scroll
to the “END”.

of HOT water (see CAUTION).

5. AUTO FILL: Attach water valve on back bottom of

unit to water supply (see “How to use Automatic ll

kit on page 7).

FIRST-TIME OPERATION

NOTE: A new oven needs to “burn off” manufacturing

oils and excessive adhesive before its rst use. Do NOT
load food into oven until this has been done!

LOW WATER LIGHT:

1. Push the switch to on; the light will come on.

MANUAL FILL: When water needs to be added to the
pan, the Low Water Light will stay on and the humidity

will not work until the pan is relled.

AUTO FILL: If water level is low and water supply is not
connected, an error code will display after a time limit.

NOTE: The letters “LOtPr” (low temperature) will show

on the control panel until it reaches 140°F (60°C).

2. Press the “COOK” button.

3. Turn the control knob to show 350°F. Push the knob 3
times to heat the unit. Run the unit like this for one

CAUTION

Use of treated water is recommended for
proper operation and to maintain warranty.
It will reduce scaling.

(1) hour.

4. Turn the unit off and let cool.

5. Wipe the inside clean with detergent and hot water.

Call Toll-free: 877-CRES COR (273-7267) • Fax: [phone] • www.crescor.com

Retherm

Humidity Oven

FL-2356

Rev. 8 (2/15)

Page 4 of 14

OPERATING INSTRUCTIONS

HOW TO USE THE RETHERM CONTROL:

*Push the lighted switch on the control panel; the oven

will start heating and stay in HOLD mode.

*The display will read “LOTPR” (low temperature)

below 140°F. (60°C.).

*Push the Air Retherm Switch to “HIGH” for retherming

food; Use “LOW” for cooking.

5925 Heisley Road • Mentor, OH 44060-1833

Holding:

(To use as holding cabinet only, skip steps 1-4 above and
press HOLD button. Complete steps 1-3 below.)

1. Turn the control knob to the desired holding
temperature between 80°F (26°C) and 220°F (104°C).

2. Push the knob to set the temperature.

3. The control automatically switches to allow you to set
cook time.

NOTES: Preheat for one (1) hour after start up before

loading the food for best results when
retherming or cooking heavy loads.

If a power outage occurs or the cabinet is shut
off during a cook cycle, when it is turned on
again all lights on the control will ash to
indicate a disruption. Control will resume
the last cook cycle used. Press any button
to stop the blinking.

If your model does not have a food probe, continue to
section “-DE OVENS” below.

If your model has a food probe,
skip to section “-DX OVENS” on page 5.

-DE OVENS:

Cooking:

1. Press the COOK button.

2. Turn the control knob to the desired cooking
temperature between 180°F (82°C) and 350°F (176°C).

3. Push the knob to set the temperature.

4. The control automatically switches to allow you to set
HOLD temp. (Continue to step 1 below).

Setting the Timer:

1. Turn the control knob to the desired hours/minutes.

2. Push the knob to set the time.

3. The control automatically switches to PREHEAT
mode and will display “PrEHt”

Running the Cycle:

1. The control will ash “PUSH StArt” after the cabinet
has preheated to the set temp and the alarm will sound.

NOTE: A short beep will occur every 90 seconds as
a reminder. This can be turned off in the user menu by
holding the knob and the TIME buttons together for
5 seconds, then scrolling to “PSrE”, changing “y” to
“n”, scrolling to “End”, and pushing the knob to set.

2. Load foods into oven and close the door.

3. Push the START button to begin the Retherm/Cook
process. Display will change between the setpoint
temperature and the countdown of the timer.

4. The alarm will sound after the time is done and the
oven will switch back into HOLD mode. The timer
will now count up, showing how long the food has
been holding.

Call Toll-free: 877-CRES COR (273-7267) • Fax: [phone] • www.crescor.com

Retherm

Humidity Oven

FL-2356

5925 Heisley Road • Mentor, OH 44060-1833

OPERATING INSTRUCTIONS (continued)

-DX OVENS

Cooking:

1. Press the COOK button.

2. Turn the control knob to the desired cooking
temperature between 180°F (82°C) and 350°F (176°C).

3. Push the knob to set the temperature.

4. The control automatically switches to allow you to set
HOLD temp. (Continue to step 1 below).

Holding:

(To use as holding cabinet only, skip steps 1-4 above and
press HOLD button. Complete steps 1-3 below.)

1. Turn the control knob to the desired holding
temperature between 80° (26°C) and 220°F (104°C).

2. Push the knob to set the temperature.

3. The control automatically switches to allow you to set
cook time.

If cooking with timer, continue to step 1 below. If
cooking with food probe, skip to section “Cooking
with Food Probe”.

Cooking with Timer:

1. Turn the control knob to the desired hours/minutes.
Oven will switch from COOK to HOLD mode when
this time is done.

2. Push the knob to set the time.

3. Oven will switch to PREHEAT mode and control will
display “PrEHt”.

Cooking with Food Probe:
NOTE: Make sure probe was plugged in after step

1 of Holding above. If not, press the PROBE button
and continue to next step below.

1. Turn the control knob to the desired temperature. The
oven will switch from COOK to HOLD mode when
the probe reaches this temp.

2. Push the knob to set the temperature.

Rev. 8 (2/15)

3. Oven will switch to PREHEAT mode and control will
display “PrEHt”.

Page 5 of 14

Running the Cycle:

1. The control will ash “PUSH StArt” after the cabinet
has preheated to the set temp and the alarm will sound.

NOTE: A short beep will occur every 90 seconds as
a reminder. This can be turned off in the user menu by
holding the knob and the TIME buttons together for
5 seconds, then scrolling to “PSrE”, changing “y” to
“n”, scrolling to “End”, and pushing the knob to set.

2. Load foods into oven, insert probe (if applicable) and
close the door.

3. Push the START button to begin the Retherm/Cook
process.

a. If cooking with timer, display will alternate between

the setpoint temperature and the countdown of the
timer.

b. If cooking with probe, display will show the

probe temp.

4. The alarm will sound after the time is done and the
oven will switch back into HOLD mode. The timer
will now count up, showing how long the food has
been holding.

NOTE: At any time, the CANCEL button can be
pushed to return the oven back to HOLD mode at the
previous set temperature.
The DISPLAY button shows (cycles through) all the
values when in each mode:

- “PrEHt” or “PUSH StArt”: Momentarily shows

actual oven temperature.

- “COOK (timed)”: Shows home screen, set point,

count down time, actual oven temperature.

- “COOK (probe)”: Shows home screen, set point,

count up time, actual oven temperature.

- “HOLD”: Shows home screen, set point, count up

time, actual oven temperature.

Call Toll-free: 877-CRES COR (273-7267) • Fax: [phone] • www.crescor.com