Turbofan E31D4 User Manual
30D
SERIES
E31D4
(Digital Operation)
Service Manual
Monday, 4 August 2014
Amendment 9
MANUFACTURED BY
Moffat Limited
Christchurch
New Zealand
INTERNATIONAL CONTACTS
AUSTRALIA
Moffat Pty Limited
E.Mail: vsales@moffat.com.au
Main Office: (tel) (03) 9518 3888
(fax) (03 9518 3833
Service: (tel): 1800 622 216
Spares: (tel): 1800 337 963
Customer Service: (tel): 1800 335 315
(fax): 1800 350 281
CANADA
Serve Canada
Web: www.servecanada.com
E.Mail: info@servecanada.com
Sales: (tel): 800 551 8795 (Toll Free)
Service: (tel): 800 263 1455 (Toll Free)
NEW ZEALAND
Moffat Limited
Web: www.moffat.co.nz
E.Mail: sales@moffat.co.nz
Main Office: (tel): 0800 663328
UNITED KINGDOM
Blue Seal
Web: www.blue-seal.co.uk
E.Mail: sales@blue-seal.co.uk
Sales: (tel): 0121 327 5575
(fax): 0121 327 9711
Spares: (tel): 0121 322 6640
(fax): 0121 327 9201
Service: (tel): 0121 322 6644
(fax): 0121 327 6257
UNITED STATES
Moffat
Web: www.moffat.com
Sales: (tel): 800 551 8795 (Toll Free)
(tel): 336 661 1556
(fax): 336 661 9546
Service: (tel): 800 858 4477 (Toll Free)
(tel): 366 661 1556
(fax): 336 661 1660
REST OF WORLD
Moffat Limited
Web: www.moffat.co.nz
E.Mail: export@moffat.co.nz
The reproduction or copying of any part of this manual by any means whatsoever is strictly forbidden unless authorized previously in writing
by the manufacturer.
In line with policy to continually develop and improve its products, Moffat Ltd. reserves the right to change the specifications and design
without prior notice.
© Copyright Moffat Ltd. August 2014.
Contents List
E31 Turbofan Convection Oven.
Model Numbers Covered in this Manual
E31D4 - Turbofan Oven - 4 Tray Convection Oven.
1. Specifications .................................................................................................... 2
2. Installation ........................................................................................................ 3
Installation Requirements
Unpacking
Location
Clearances
Stand Mounted Ovens
Electrical Connection
Positioning and Levelling of Oven
Initial Start-Up
3. Operation ........................................................................................................... 5
Oven Control Panel
Setting the Operator Accessible Parameters
Table of Operator Accessible Parameters
Setting the Oven Programs
4. Fault Finding ...................................................................................................... 8
Operational Faults
Component Testing
Element Resistance and Current Value Table
Probe Resistance Value Table
5. Service Procedures .......................................................................................... 10
5.1 Access
5.2 Replacement
5.3 Adjustments and Calibration
5.4 Controller Parameters
6. Electrical Schematics ....................................................................................... 17
7. Wiring Diagrams .............................................................................................. 18
8. Replacement Parts List ................................................................................... 19
9. Accessories ...................................................................................................... 25
Appendix 1 - Oven Door Reversal ......................................................................... 26
WARNING:
IMPROPER INSTALLATION, ALTERATION, ADJUSTMENT, MAINTENANCE OR SERVICE MAY CAUSE
ENSURE SUPPLY IS SWITCHED OFF BEFORE SERVICING.
ALWAYS TEST AFTER SERVICE REPAIRS.
ALL INSTALLATION AND SERVICE REPAIR WORK MUST BE CARRIED OUT BY QUALIFIED PERSONS
ONLY.
PROPERTY DAMAGE, INJURY OR DEATH.
Specifications
E31D4
Oven Power Ratings
208V, 1P+N+E, 50/60HZ, 2.9 kW
220V, 1P+N+E, 50/60HZ, 3.1 kW
230-240V, 1P+N+E, 50/60HZ, 3.1 kW
Oven Tray Details
Tray Capacity Tray Spacing
4 x GN 1/1 Pan
4 x US ½ Pan
80 mm / 3
2
1
/6”
Installation Requirements
Installation
Important:
Installation shall comply with local electrical, health and safety requirements.
It is most important that this oven is installed correctly and that oven operation is correct before use.
If you have any questions regarding the proper installation and / or operation of this oven, please contact your local
Turbofan distributor.
Unpacking
1. Remove all packaging and transit protection including
all protective plastic coating from the exterior stainless
steel panels.
2. Check the oven and supplied parts for damage. Report
any damage immediately to the carrier and distributor.
3. Check that the following parts have been supplied with
your oven:-
4 x Leg Adjustable.
4. Report any deficiencies to the distributor who supplied
your oven.
5. Securely fit the 4 legs supplied with the oven.
6. Check that the available electrical supply is correct to
that shown on the Technical Data Plate located on the
front right hand side panel.
Refer to ‘Specifications’ section, ‘Oven
Specifications Tables’.
Location
1. Position the oven in its approximate working position.
2. The unit should be positioned so that the control panel
and oven shelves are easily reachable for loading and
unloading.
Clearances
To ensure correct ventilation for the motor and controls,
the following minimum installation clearances are to be
adhered to:-
Top 200mm / 8”.
Rear 75mm / 3”.
Left-hand side 75mm / 3”.
Right-hand side 75mm / 3”.
CLEARANCE FROM SOURCE OF HEAT.
A minimum distance of 300mm (12”) from appliance
sides is required.
NOTE: Fixed installations require at least 500mm - 20”
clearance at right hand side of oven for
service access.
Important:
The vent located at the rear of the oven must NOT be
obstructed.
Oven Vent Location
Stand Mounted Ovens
For ovens that are to be mounted to a stand, the oven feet
are used to level the oven on the stand. Refer to the
instructions supplied with separately ordered stands for
mounting details.
Technical Data Plate - Location
3
Installation
Electrical Connection
Warning
This oven must be earthed / grounded.
If the supply cord is damaged, it must be replaced by a
suitably qualified person in order to avoid a hazard.
Each oven should be connected to an adequately protected
power supply and an isolation switch mounted adjacent to,
but not behind the oven and must be readily accessible to
the operator. This switch must be clearly marked and
readily accessible in case of fire.
Check the electricity supply is correct to as shown on the
Technical Data Plate on the front right hand corner of the
oven side panel.
Ensure that the oven is fitted with the appropriate power
cord and plug.
Positioning and Levelling of Oven
1. Correctly locate the oven into its final operating position
and using a spirit level, adjust the oven feet so that the
oven is level and at the correct height.
Initial Start-Up
Before using the new oven;
1. For first time use of the oven, operate the oven for
about 1 hour at 200°C / 400°F to remove any fumes or
odours which may be present.
2. Please refer to the Operation Section of this manual for
details on how to correctly operate and shutdown the
oven.
Commissioning
Before leaving the new installation;
Check the oven functions in accordance with the
operating instructions specified in the ‘Operation’
section of this manual.
Ensure that the operator has been instructed in the areas
of correct operation and shutdown procedure for the
appliance.
NOTE: If for some reason it is not possible to get the
appliance to operate correctly, turn off the
power supply at the mains supply and contact
the supplier of this appliance.
4
Operation
Operation Guide
Warning
Warning
Some parts of this oven will become VERY
HOT during use and could cause burns if
touched.
Turbofan Ovens have been designed to provide simple operation.
This oven is intended for use in a commercial kitchen and must only be put to the use for which it was intended, i.e.
cooking food product. To use this oven correctly please read the following sections carefully:-
Oven Control Panel
Take care when opening the oven door
during baking. Let hot air and steam escape
before removing or replacing food as the
steam produced can cause steam burns.
Temperature Display - Shows the
preset chamber temperature.
When used with ‘Temperature’ Button,
shows actual oven temperature for 5
seconds.
Shows Cooking Modes and Error
Codes.
Grill / Broil Button and LED -
Switches between ‘Baking Mode’ and
‘Grill / Broil Mode’.
Temperature Adjustment Control.
Time Display
minutes only from 180 - 1, and
seconds for final minute only.
- Shows cook time in full
On / Off / Stand-By Button and
- Press ‘On / Off’ Button once to
LED
turn the oven ‘On’.
Press and hold ‘On / Off’ Button for 3
seconds to turn the oven ‘Off’.
Time Adjustment Control.
Programming Button and LED -
Used to enter the ‘Programming’
mode.
Temperature Button and LED -
Shows actual oven temperature for 5
seconds on the Temperature Display.
LED ‘On’ when heating; LED flashes
when showing actual temperature.
Light On / Off Button and LED
Turns oven light ‘On / Off’.
Start / Stop Button and LED
Pressing the ‘Start / Stop’ Button oven
switches between ‘Time Start’ and
‘Temporary Pause’ Modes. LED will
flash when timer is paused.
When in the cooking cycle, pressing
the ‘Start / Stop’ Button for 3 seconds
will end the cooking cycle.
-
-
5
Operation
Setting the Operator Accessible Parameters
With the Oven in ‘Stand-By’ mode:-
1. ENTER THE OPERATOR PARAMETER MODE.
Press 'Grill / Broil' and 'Start / Stop' buttons together.
‘Temperature’ Display will show ‘PAS’.
The ‘Time’ Display will flash.
2. SET PASSWORD.
Rotate ‘Timer Control’ to set password;
(123) (Operator Password).
Press ‘Light On / Off’ button to confirm password.
‘Temperature’ Display will show one of Parameter Codes.
‘Time’ Display will show value of the parameter.
3. SETTING THE PARAMETERS.
Rotate ‘Timer Control’ to parameter required.
Press ‘Light’ button to confirm parameter. ‘Time’ display will flash.
While ‘Time’ display is flashing, rotate ‘Timer Control’ to
select value required.
Press ‘Light’ button to confirm value. ‘Time’ display will stop flashing.
4. EXITING THE PARAMETER MODE.
Press ‘On-Off’ button, to return to ‘Stand-By’ mode.
Table of Operator Accessible Parameters
Parameter
Number.
Turn -On Pre-Heating Temperature. (60 - 260˚C / 140 - 500˚F).
Light Auto ‘Off’ Setting Time -
Buzzer Volume - Can be adjusted from ‘0’ to ‘10’. 5
0 = ‘On/Off’.
1 = 1 minute auto ‘Off’.
2 = 2 minutes auto ‘Off’, etc.
Preheat Ready Temp above Set Temp (Programs Only) - (Can be adjusted from 0 to 30ºC {0 to 54ºF}
above Cooking Temperature).
Description
6
Default
Setting
150ºC
(325ºF)
1
20ºC
(36ºF)
Operation
Setting the Oven Programs
Oven can be pre-programmed with up to 20 Program’s. When you receive your oven, the controller is not programmed. To
set programs, carry out the following for each program required:-
1. ENTER PROGRAMMING MODE.
Press ‘Programs’ button to enter ‘Programming’
mode.
2. SELECT PROGRAM REQUIRED.
Rotate ‘Temperature Control’ to program required.
Temperature Display will show program selected.
Press and hold ‘Temperature’ button until
‘Time’ and ‘Temperature’ displays and
‘Temperature’ button LED flashes.
Change time and temperature parameters.
3. ENTER COOK TEMPERATURE.
Rotate ‘Temperature Control’ to set cook
temperature.
+ to increase the temperature.
- to decrease the temperature.
‘Temperature’ Display will show temperature
selected.
4. ENTER COOK TIME.
Rotate ‘Timer Control’ to set cook time.
+ to increase the time.
- to decrease the time.
‘Time’ Display will show time selected.
‘Time’ and ‘Temperature’ displays and
‘Temperature’ button LED flash.
Press ‘Temperature’ button to confirm ‘Time’
and ‘Temperature’ settings.
Heating ‘On’
Indicator
Timer ‘On’
Indicator
7
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