Cres Cor RO151FUA18DE, RO151FUA18DE8K, RO151FUA18DX, RO151FUA18DX8K, RO151FPUA18DE Service Manual

Retherm Oven

FL-2357

5925 Heisley Road • Mentor, OH 44060-1833

INSTALLATION, OPERATION and MAINTENANCE

MANUAL for Cres Cor QUIKTHERM™ RETHERM OVENS

12,000 or 8,000 WATTS

Rev. 5 (2/15)

Page 1 of 14

RO151FUA18DE RO151FUA18DE8K
RO151FUA18DX RO151FUA18DX8K
RO151FPUA18DE RO151FPUA18DE8K
RO151FPUA18DX RO151FPUA18DX8K
RO151F1332DE RO151F1332DE8K
RO151F1332DX RO151F1332DX8K

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

Retherm Oven

FL-2357

Rev. 5 (2/15)

Page 2 of 14

5925 Heisley Road • Mentor, OH 44060-1833

SUBJECT PAGE

TABLE OF CONTENTS

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

MAINTENANCE INSTRUCTIONS

How to Clean the Unit ..................................................7

Trouble Shooting Guide ...............................................8, 9

Oven Replacement Parts ...............................................10

Hot Unit Replacement Parts .............................................11

Wiring Diagram for 208/240 Volt, 3 Phase .................................12

Wiring Diagram for 480 Volt, 3 Phase ....................................13

Wiring Diagram for 208/240 Volt, 1 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 Oven

FL-2357

Rev. 5 (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: Units below use six (6) elements (2000 watts each). Units are rated 12,000 watts.

MODEL NOS.

RO151FUA18DE2083
RO151FPUA18DE2083
RO151F1332DE2083

RO151FUA18DE2403
RO151FPUA18DE2403
RO151F1332DE2403

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

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

RO151F1332DE4803 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.

RO151FUA18DE8K2081
RO151FPUA18DE8K2081
RO151F1332DE8K2081

RO151FUA18DE8K2401
RO151FPUA18DE8K2401
RO151F1332DE8K2401

208 1 60 39 208 50 1 208 6-50R

240 1 60 34 240 50 1 240 6-50R

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

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”.

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.

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!

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

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
(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 Oven

FL-2357

Rev. 5 (2/15)

Page 4 of 14

5925 Heisley Road • Mentor, OH 44060-1833

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.

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:

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 135°F (57°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.

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.

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).

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

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.

Retherm Oven

FL-2357

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 135° (57°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. 5 (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

Retherm Oven

FL-2357

Rev. 5 (2/15)

Page 6 of 14

OPERATING INSTRUCTIONS (continued)

-DX OVENS, continued

RECIPES:

The -DX control can hold up to 18 saved recipes.

To save a recipe:

1. Press the RECIPE button.

2. Turn the knob through the menu until you get to
“Edit” and press the knob.

3. Turn the knob to reach the recipe you want to edit.
There are 18 blank recipes to customize and save.

4. Press the knob and enter the cook, hold and time
values.

5. After the entering the nal value, “Edt” will show
again, allowing you to edit another recipe.

6. Press the knob to edit more recipes or turn to “End”
to exit the menu.

5925 Heisley Road • Mentor, OH 44060-1833

Additional Menu Settings:

Press and hold both the TIME button and the knob for 5
seconds to get into the menu.

Here you can set the recipes, temperature units (°C or °F),
PUSH START reminder and the datalog settings
(USB connection required):

”RECE” allows you to enable or disable the data
record feature.

“RECF” allows you set how often (in minutes) a
datapoint will be recorded.

“RECD” allows you to set how long (in days) you
would like the data to be stored in memory.

To use one of the recipes:

1. Push the RECIPE button.

2. Turn the knob to the desired recipe; “rcP01”, “rcP02”,
“rcP03”, etc.

3. Push the set button to select and start the preset
process. Unit will begin to preheat.

4. Run the cycle as described above by pressing START
button after oven has preheated.

Note: The display button will cycle through all the values

as before, but will include the recipe number, if
using a saved recipe.

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

Retherm Oven

FL-2357

5925 Heisley Road • Mentor, OH 44060-1833

MAINTENANCE INSTRUCTIONS

HOW TO CLEAN THE UNIT

WARNING

BEFORE cleaning the cabinet:

1. Unplug cord from wall. Allow cabinet to
cool.

2. Do NOT hose cabinet with water.

3. Do NOT get water on controls.

4. Do NOT use abrasives or harsh
chemicals.

5. Do NOT use “Cres Clean” (or any citrus
cleaner) on labels or plastic parts.

Rev. 5 (2/15)

Page 7 of 14

Cleaning Hints:

1. Use the mildest cleaning procedure that will do the

job.

2. Always rub in the direction of the polish lines to avoid

scratching the surface.

HOW TO CLEAN THE UNIT:

SOIL CLEANER METHOD

Soap, ammonia or mild
detergent* and water.

Mild abrasive made for
Stainless Steel.

Chemical oven cleaner
made for Stainless Steel.

Vinegar

CABINET

Inside and Outside

(Stainless Steel)

ROUTINE CLEANING

STUBBORN SPOTS,
STAINS

BURNT ON FOODS OR
GREASE

HARD WATER SPOTS &
SCALE

* Mild detergents include soaps and non-abrasive cleaners

3. Use only a soft cloth, sponge, brous brushes, plastic
or stainless steel pad for cleaning and scouring.

4. Rinse thoroughly with fresh water after every cleaning
operation.

5. Always wipe dry to avoid water marks.

1. Sponge on with cloth

2. Rinse

1. Apply with damp sponge or cloth.

2. Rub lightly.

Follow oven cleaner manufacturer’s
directions.

1. Swab or wipe with cloth.

2. Rinse and dry.

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

Retherm Oven

FL-2357

Rev. 5 (2/15)

Page 8 of 14

5925 Heisley Road • Mentor, OH 44060-1833

MAINTENANCE INSTRUCTIONS

TROUBLE-SHOOTING GUIDE, continued

HOW TO ADJUST THE DOOR LATCH:

1. For vertical (up and down movement) adjustment:

a. Loosen (2) screws located in magnetic strike.

b. Move strike up or down for alignment to magnet on latch.

c. Tighten screws to secure

2. For horizontal (greater or lesser magnetic draw) adjustment:

a. Loosen (4) screws in door latch.

b. Move latch forward or backward to adjust magnetism.

c. Tighten screws to secure.

TROUBLE-SHOOTING GUIDE

WARNING

IF OVEN GETS TOO HOT OR WON’T SHUT OFF, DISCONNECT

POWER AT BRANCH PANEL. DO NOT UNPLUG CORD!

If unit is NOT working, rst check the following causes:

1. Cord is unplugged from wall outlet.

2. Circuit breaker/fuse to wall outlet is blown.

NOTE: Vent fans will not operate until the control compartment requires ventilation to limit temperatures. Replacement

of electrical components must be done by a qualied electrician.

Refer to our Service Agency list, FL-1400 (found in the back of this manual), of authorized service centers.
Instructions for replacing parts are included in replacement parts list.

3. Switch is turned off.

4. Fuse on back of unit is blown.

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

Retherm Oven

FL-2357

Rev. 5 (2/15)

5925 Heisley Road • Mentor, OH 44060-1833

MAINTENANCE INSTRUCTIONS

TROUBLE-SHOOTING GUIDE (continued)

PROBLEM POSSIBLE CAUSE SOLUTION

Oven does not turn on

1. Power switch is bad

2. Retherm control is bad.

IF THE OVEN TURNS ON:

PROBLEM POSSIBLE CAUSE SOLUTION

1. Sensor

Oven does not heat, or doesn’t heat
properly

Blowers do not operate

Heater will not shut off

Vent fans do not shut off

Vent fans do not operate

Control will not switch from “COOK” to
“HOLD” (timed mode)

Control will not switch from “COOK” to
“HOLD” (probe mode in “DX” oven only)

Control will not switch to “COOK”
(probe mode in “DX” oven only)

2. Heater contactor

3. Loose wiring at heater contactor

4. Retherm control

5. High Limit

1. Air retherm switch

2. Blower

3. Retherm control

1. Control defective

2. Heater contactor

1. Vent fan switch defective

2. Control compartment is still hot.

1. Vent fan switch defective

2. Vent fan defective

1. Oven is in “PROBE” mode (“DX” oven).

2. Retherm control defective

1. Oven is in the “TIMED” mode

2. Probe not plugged in

3. Probe defective

4. Retherm control defective

1. Oven in “TIMED” mode

2. Probe temperature setting lower
than probe temperature

3. Probe not plugged in

4. Retherm control defective

1. Replace

2. Replace

1. Replace

2. Replace

3. Replace

4. Replace

5. Replace

1. Replace

2. Replace

3. Replace

1. Replace

2. Replace

1. Replace

2. Wait until it cools
Check “Heater will not shut off”

1. Replace

2. Replace

1. Cancel recipe and switch to “TIMED” mode

2. Replace

1. Cancel recipe and switch to “PROBE” mode

2. Plug in probe

3. Replace

4. Replace

1. Switch to “PROBE” mode

2. Set probe temperature to desired tempera­ture

3. Plug in probe

4. Replace

Page 9 of 14

ERROR CODES:

CODE DISPLAYED CAUSE SOLUTION

no p No meat probe Plug in probe

Err0 Temp probe bad Replace

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

Retherm Oven

FL-2357

Rev. 5 (2/15)

Page 10 of 14

5925 Heisley Road • Mentor, OH 44060-1833

REPLACEMENT PARTS

Include all information on nameplate when ordering parts

28

27

26

23

21

20

21

20

19

Replacement Parts:

ITEM DESCRIPTION PART NUMBER

19. Door Assembly (1332D) 1221-585-K
Door Assembly (UA18D) 1221-579-K

20. Door Latch Kit 1006-122-01-K

21. Door Strike Kit 1006-122-02-K

22. Door Hinge Kit 0519-109-K

23. Door Gasket (1332D) 0861-274-K
Door Gasket (UA18D) 0861-185-K

24. Casters 0569-306-K

25. Casters w/brake 0569-306-BK

26. Posts 0696-250

27. Air Tunnel 0546-146-C

28. Wire Angles (2 per kit) 0621-281-K
Drip Pan (clear) 1017-058

25

22

24

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

Retherm Oven

FL-2357

5925 Heisley Road • Mentor, OH 44060-1833

“DE” RETHERM CONTROL

2A

1

2B

“DX” RETHERM CONTROL

2B

11

7

13

17

Rev. 5 (2/15)

Page 11 of 14

REPLACEMENT PARTS

Include all information on nameplate

when ordering parts

10

8

9

14

16

4

5

4

5

7

3

Electrical Replacement Parts:

18

17

TOP VIEW

WITHOUT COVER

12

4

5

6

REAR VIEWFRONT VIEW

ITEM DESCRIPTION Part No. ITEM DESCRIPTION Part No.

1. Switch (On/Off) 0808-125 14. Power Cord Kits:
2A. “DE” Retherm Control 0848-092-20-K 208/240V, 3 Ph 0810-178-K
2B. “DX” Retherm Control

Sensor

0848-092-03-K
0848-091-K

208/240V, 1 Ph 0810-161
480V, 3 Ph 0810-180-K

3. Blower Switch 0808-114 16. Strain Relief Kits:

4. Vent Fan 0769-174 208/240V, 3 Ph 0818-103-K

5. Fan Guard 0769-167 208/240V, 1 Ph 0818-061

6. Fuse
Fuse Holder
Fuse (480V)
Fuse Holder (480V)

0807-155
0807-150
0807-058
0807-048

480V, 3 Ph 0818-102-K

17. Heater Kits:
2000W, 208V, 3 Ph 0811-300-K
2000W, 240V, 3 Ph 0811-301-K

7. Blower Kit 0769-186-K 2000W, 480V, 3 Ph 0811-302-K

8. Contactor 0857-026 1325W, 208V, 1 Ph 0811-306-K

9. Terminal Block, rear 0852-093 1325W, 240V, 1 Ph 0811-305-K

10. Hi Limit Switch 0848-077 18. Alarm Assy 0908-009-01

11. Transformer 0769-197

FOR “DX” OVENS ONLY:

12. Relay 0857-102 Connector, Probe (not shown) 0848-094

13. Fan Switch 0848-034 Food Probe 1.5” Long 0848-098
Food Probe 6” Long 0848-100

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

Retherm Oven

IMPORTANT: VENT FANS

BLOW AIR INTO APPLIANCE

A

RO MODELS ONLY

FL-2357

Rev. 5 (2/15)

Page 12 of 14

for NON-PASS THRU OVENS RO151F SERIES 208/240V 3 Ph

Include all information

on nameplate when

ordering parts

RED

BLACK

BROWN

TRANSFORMER

RED

GRAY

ORANGE

BROWN

7 WIRE RENAU TRANSFORMER WIRING

AIR

PROBE

t°

MEAT

PROBE

ONLY

OPTIONAL

DELUXE MODELS

t°

19

16

14

15

K3 K1 K2

LOOKING AT REAR

8

7

6

5

4
3

2

1

22

23

16

15

14

13

101

12

11

21

10
9

20

AIR TEMP

RENAU CONTROL

19

102

103

101

18

18

L

N

N

L

13

11

10

BROWN/BROWN

BLUE/ORANGE

TRANSFORMER

WIRE COLORS: TRIAD/HAMMOND

RED/YELLOW

YELLOW/GREY

21

5925 Heisley Road • Mentor, OH 44060-1833

REPLACEMENT PARTS

8

7

42

46

AND PAIRS ARE WIRED IN

SERIES ACROSS THE 480V

BLOWER MOTORS ARE 240V

BLOWER

56

53

MOTOR

FUSES

1A

1A

jumper

LINE VOLTAGE.

82

81

LV

HV

4

3

2

1

43

1

2

3

4

TRANSFORMER

jumper

47

500F

HEATERS

40

41

500F

ARE

BLOWER

RATED

MOTOR

46

ARE

WIRED IN

480V AND

RETHERM BLOWERS

56

49

PARALLEL.

BLOWER

50

HIGH LIMIT

44

45

MOTOR

BLOWER

RO MODELS ONLY

COOK BLOWERS

MOTOR

BLOWER

55

54

52

HIGH LIMIT

6

POWER

SWITCH

12

WHITE/WHITE

BLACK/BLACK

GREY/RED

PURPLE/BLUE

20

5

(rear view)

GROUND*

FUSES

4

3

2

6A

6A

1

30

31

1

2

L2

L3

HEATER

CONTACTOR

42

43

47

52

POWER CORD

8 AWG, 4 COND

CABINET BODY

TERMINAL

LOCK WASHER

NUT

16

L1

17

48

53

*A lockwasher & nut (or

double nuts) are required on

ground bolt on top of cord's

ground terminal.

500F

HIGH LIMIT

48

50

51

30

32

31

33

4

1

MOTOR

BLOWER

HOLD BLOWERS

37

36

39

38

MOTOR

51

RELAY1

7

37

33

35

4

1

RELAY2

7

39

35

4

1

RELAY3

7

41

29

6

3

B

A

9

36

3

9

38

3

9

40

HOLD BLOWERS

26

28

34

32

6

B

A

COOK BLOWERS

22

27

34

6

B

A

RETHERM BLOWERS

24

7

HIGH TEMP

closes @130F

102

103

EXTERNAL ALARM

2

1
3

4

23

24

2

OPTIONAL

3

BLOWER AIR SWITCH

1

(IF NO SWITCH, USE WIRE 25)

12

14

13

240V PWR SW

26

L1

brwn

27

28

L2

blue

29

17

TERMINAL BLOCK

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

FAN

VENT

FAN

VENT

FAN

VENT

9

8

Retherm Oven

IMPORTANT: VENT FANS

BLOW AIR INTO APPLIANCE

RO MODELS ONLY

FL-2357

5925 Heisley Road • Mentor, OH 44060-1833

REPLACEMENT PARTS

for OVENS RO151F SERIES 480V, 3 Ph

Include all information

8

7

42

46

AND PAIRS ARE WIRED IN

SERIES ACROSS THE 480V

BLOWER MOTORS ARE 240V

BLOWER

56

53

MOTOR

FUSES

1A

1A

jumper

LINE VOLTAGE.

82

81

4

3

2

1

43

44

MOTOR

BLOWER

54

52

on nameplate when

ordering parts

RED

BLACK

BROWN

TRANSFORMER

RED

GRAY

ORANGE

BROWN

7 WIRE RENAU TRANSFORMER WIRING

AIR

PROBE

t°

MEAT

PROBE

ONLY

OPTIONAL

DELUXE MODELS

t°

19

16

14

15

K3 K1 K2

LOOKING AT REAR

8

7

6

5

4
3

2

1

22

23

16

15

14

13

101

12

11

21

10
9

20

AIR TEMP

RENAU CONTROL

19

102

103

101

18

18

L

N

N

L

13

11

10

BROWN/BROWN

BLUE/ORANGE

TRANSFORMER

WIRE COLORS: TRIAD/HAMMOND

RED/YELLOW

YELLOW/GREY

21

6

POWER

SWITCH

12

WHITE/WHITE

BLACK/BLACK

GREY/RED

PURPLE/BLUE

20

5

(rear view)

45

COOK BLOWERS

55

LV

RO MODELS ONLY

HIGH LIMIT

MOTOR

BLOWER

HIGH LIMIT

HEATERS

40

500F

ARE

41

500F

HV

1

2

3

4

TRANSFORMER

RATED

MOTOR

BLOWER

46

ARE

WIRED IN

480V AND

RETHERM BLOWERS

56

47

49

PARALLEL.

jumper

3

50

39

BLOWER

50

Rev. 5 (2/15)

GROUND*

FUSES

4

2

6A

6A

1

30

31

1

2

L2

L3

HEATER

CONTACTOR

42

43

47

52

POWER CORD

8 AWG, 4 COND

16

L1

17

48

53

Page 13 of 14

CABINET BODY

TERMINAL

LOCK WASHER

NUT

*A lockwasher & nut (or

double nuts) are required on

ground bolt on top of cord's

ground terminal.

500F

HIGH LIMIT

48

51

30

32

31

33

4

1

MOTOR

BLOWER

HOLD BLOWERS

37

36

38

MOTOR

51

RELAY1

7

37

33

35

4

1

RELAY2

7

39

35

4

1

RELAY3

7

41

29

6

3

B

A

9

36

3

9

38

3

9

40

HOLD BLOWERS

26

28

34

32

6

B

A

COOK BLOWERS

22

27

34

6

B

A

RETHERM BLOWERS

24

7

HIGH TEMP

closes @130F

102

103

EXTERNAL ALARM

2

1
3

4

23

24

2

OPTIONAL

3

BLOWER AIR SWITCH

1

(IF NO SWITCH, USE WIRE 25)

12

14

13

240V PWR SW

26

L1

brwn

27

28

L2

blue

29

17

TERMINAL BLOCK

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

FAN

VENT

FAN

VENT

FAN

VENT

9

8

Retherm Oven

IMPORTANT: VENT FANS

BLOW AIR INTO APPLIANCE

BLOWER AIR SWITCH

RO MODELS ONLY

FL-2357

Rev. 5 (2/15)

Page 14 of 14

for OVENS RO151F SERIES 208/240V, 1 Ph

Include all information

on nameplate when

ordering parts

RED

BLACK

BROWN

TRANSFORMER

RED

GRAY

ORANGE

BROWN

7 WIRE RENAU TRANSFORMER WIRING

AIR

PROBE

t°

MEAT

PROBE

ONLY

OPTIONAL

DELUXE MODELS

t°

23

22

2

1

L

N

N

L

7

6

BROWN/BROWN

BLUE/ORANGE

TRANSFORMER

WIRE COLORS: TRIAD/HAMMOND

RED/YELLOW

YELLOW/GREY

25

POWER

SWITCH

8

9

WHITE/WHITE

BLACK/BLACK

GREY/RED

PURPLE/BLUE

24

5925 Heisley Road • Mentor, OH 44060-1833

REPLACEMENT PARTS

(rear view)

27

26

30

28

500F

HIGH LIMIT

29

2

1

4

31

33

34

30

FUSES

6A

6A

3

500F

HIGH LIMIT

GROUND*

POWER CORD

6 AWG, 3 COND.

41 42

CABINET BODY

TERMINAL

LOCK WASHER

NUT

41

42

L3

HEATER

CONTACTOR

26

31

36

32

35

12

L1

L2

13

27

32

37

*A lockwasher & nut (or

double nuts) are required on

ground bolt on top of cord's

ground terminal.

102

EXTERNAL ALARM

BLOWER

MOTOR

BLOWER

HOLD BLOWERS

21

20

19

MOTOR

240V PWR SW

10

L1

brwn

8

9

34

35

L2

blue

18

TERMINAL BLOCK

MOTOR

BLOWER

12

1011

K3 K1 K2

AIR TEMP

LOOKING AT REAR

RENAU CONTROL

23

8

7

6

5

4
3

103

2

1

101

103

1
3

14

15

22

16

BLOWER

MOTOR

15

14

13

101

12

11

25

10
9

24

102

2
4

15

2

OPTIONAL

(IF NO SWITCH, USE WIRE 17)

3

1

16

COOK BLOWERS

16

40

37

MOTOR

BLOWER

MOTOR

39

RETHERM BLOWERS

18

500F

HIGH LIMIT

14

40

RO MODELS ONLY

BLOWER

38

36

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

21

19

20

13

FAN

VENT

FAN

VENT

FAN

VENT

3

HIGH TEMP

closes @130F

5

4