Moffat E32D4 Service Manual

30D

SERIES

E32D4

 2 Speed Fan
 Moisture Mode
 Multi-Stage Cooking
 Optional Core Temp Probe

Installation and Operation Manual

237456-1

MANUFACTURED BY

Moffat Limited

Christchurch
New Zealand

INTERNATIONAL CONTACTS

AUSTRALIA

Moffat Pty Limited
Web: www.moffat.com.au
E.Mail: [e-mail]
Main Office: (tel) [phone]

(fax) [phone]

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: [e-mail]
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: [e-mail]
Main Office: (tel): 0800 663328

UNITED KINGDOM

Blue Seal
Web: www.blue-seal.co.uk
E.Mail: [e-mail]
Sales: (tel): [phone]

(fax): [phone]
Spares: (tel): [phone]
(fax): [phone]
Service: (tel): [phone]
(fax): [phone]

UNITED STATES

Moffat
Web: www.moffat.com
Sales: (tel): 800 551 8795 (Toll Free)

(tel): [phone]
(fax): [phone]
Service: (tel): 800 858 4477 (Toll Free)
(tel): [phone]
(fax): [phone]

REST OF WORLD

Moffat Limited
Web: www.moffat.co.nz
E.Mail: [e-mail]

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. July 2014.

Contents List

E32D4 Turbofan Convection Oven.

Introduction............................................................................................................ 2

Safety Information

Specifications.......................................................................................................... 3

Installation ............................................................................................................. 4

Installation Requirements
Unpacking
Location
Clearances
Stand Mounted Ovens
Electrical Connection
Water Connection
Recommended Water Specifications
Positioning and Levelling of Oven
Initial Start-Up
Commissioning

Operation ................................................................................................................ 6

Operation Guide
Cooking in Manual Mode
Cooking in Manual Mode using Core Temp Probe
Cooking in Program Mode

Programming ........................................................................................................ 13

Controller - Operator Settings .............................................................................. 16

Changing Operator Settings
Operator Settings

Cleaning and Maintenance ................................................................................... 17

Cleaning Guidelines
Oven Cleaning
Periodic Maintenance

Fault Finding ......................................................................................................... 20

Electrical Schematics ............................................................................................ 21

Replacement Parts List ......................................................................................... 22

Appendix 1 - Reversing the Oven Door ................................................................ 23

Introduction

Before using your new oven, please read this instruction manual
carefully, pay particular attention to any information labelled
‘WARNING’, ‘CAUTION’, ‘IMPORTANT’ or ‘NOTE’ in this manu­al.

Warning

Indicates a hazardous situation
which, if not avoided, will result in
death or serious injury.

Caution

Indicates a hazardous situation
which, if not avoided, will result in
minor or moderate injury.

If you are unsure of any aspect of the installation, instructions or
performance of your oven, contact your TURBOFAN dealer promptly.
In many cases a phone call could answer your question.

Should you contact your TURBOFAN dealer on any matter
concerning this oven, please have the information provided
opposite, readily available.

This manual must be kept by the owner for future reference.

A record of

Date of Purchase, Date of Installation

Number of the oven

below.

should be recorded in the area provided

and

Serial

The serial number of this oven can be found on the
Technical Data Plate located on the front right hand side
panel, see diagram in ‘Installation Section’.

Model Number:

Serial Number:

Dealer:

Service Provider:

Date Purchased:

Safety Information

For your safety, please pay attention to the following symbols
marked on the appliance.

- Risk of electric shock.

No user serviceable parts inside.

Qualified service person access only.

Disconnect from power before servicing.

Date Installed:

2

Specifications

E32D4

Oven Power Ratings

Oven Tray Details

Water Connection

NOTE: If the Moisture Mode cooking option is not required, the oven does not need to be connected to a water

supply.

Tray Capacity

Tray Spacing 110mm / 4⅜”.

Max Water Pressure 80 psi / 550 kPa.

Connection Size

4, 18” x 26” / 460 x 660 Full Size Sheet Pan Capacity.
4, 600 x 400 Tray Capacity.

208 - 220V, 50/60Hz, 6.5 kW.

230 - 240V, 50/60Hz, 6.5 kW.

3

/4” BSP.

3

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.

Clearances

To ensure correct ventilation for the motor and controls, the
following minimum installation clearances are to be adhered to:-

Top 200mm / 8”.
Rear 50mm / 2”.
Left-hand side 50mm / 2”.
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 the right hand side of oven for service
access.

Important:

The vent located on the top of the oven must NOT be
obstructed.

Technical Data Plate Location

 Also refer to ‘Specifications’ section, ‘Oven

Specifications Tables’ for specifications
details.

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.

NOTE: The oven door can be reversed to increase

accessibility in certain locations. Refer to Appendix
1 at the rear of this Manual for door reversal details.

Oven Vent Location

Stand Mounted Ovens

For stand mounted ovens, the oven feet are used to level the oven
on the stand. Refer to the instructions supplied with separately
ordered stands for mounting details.

4

Installation

Electrical Connection

Warning

This oven must be earthed / grounded.

Each oven should be connected to an adequately protected power
supply with an appropriate three wire power cord. An isolation
switch must be 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.

NOTE: All electrical connections must only be carried out

by a suitably qualified person.

1. Remove oven right hand side panel.

2. Bring the supply cable up through the grommet at the back of
oven and through the compression gland on the electrical
switchgear panel.

3. Connect the mains supply to the appropriately marked termi­nals on the terminal block.

Water Connection

NOTE: If the Moisture Mode cooking option is not required,

the oven does not need to be connected to a water
supply.

1. Tighten the 2 screws securing the
water connection to the rear of the
oven. (These have purposely been
left loose to prevent damage to the
water connection during transit).

2. Connect a cold water supply to the
water inlet (R ¾” Connector) on the
oven.

- Max Inlet Pressure 80psi / 550kPa.

3. Turn ‘On’ the water supply and check for leaks.

Tighten Screws.

Recommended Water Specifications

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;

1. Check the oven functions in accordance with the operating
instructions specified in the ‘Operation’ section of this manual.

2. Ensure that the operator has been instructed in the areas of
correct operation and shutdown procedure for the appliance.

NOTE: If it is not possible to get the appliance to operate

correctly, turn ‘Off’ power supply at the mains
supply and contact the supplier of this appliance.

In order to prevent corrosion or scaling in the oven and water
system due to supplying water that is either too soft or too hard,
the following recommendations should be used as a guideline.

Hardness: Between 60 and 90ppm.
PH: Greater than 7.5.
Chlorides: Less than 30 ppm.

5

Operation

Operation Guide

Warning

Some parts of this oven will become VERY
HOT during use and could cause burns if
touched.

Take care when opening the oven door
during baking. Let the hot air and steam
escape before removing or replacing food as
the steam produced can cause steam burns.

 This oven is intended for use in a commercial kitchen and must only be put to the use for which it was designed,

i.e. cooking food product. To use this oven correctly please read the following sections carefully:-

Warning

Temperature Display -

When used with the ‘Temp’ key, display shows
actual oven temperature for 5 seconds.

Shows cooking programs and error codes.

LED is ‘On’ when automatic moisture injection is
set or when moisture is manually injected.

Shows pre-set chamber temperature.

‘Steam’ Key and LED -

Used to set moisture level or to
provide a manual injection of moisture
when in Manual Moisture Mode.

Temperature Adjustment Control

Time Display -

from 180 - 10, and in minutes and seconds for
the final 10 minutes.

NOTE:
In Core Temp Mode, time display
alternates between ‘CP’ and set core probe
temperature.

When oven is turned ‘On’, press ‘On-Off/Light’
key to switch oven light ‘On-Off’.
Press and hold ‘On-Off/Light’ key for 1.5 seconds
to turn the oven ‘Off’.

Time Adjustment Control

NOTE: In Core Temp Mode, ‘Timer’ knob is

Shows cook time in full minutes only

‘On-Off/Light’ Key and LED -

A dual-function key:
Press ‘On-Off/Light’ key once to turn
the oven ‘On’

used to set core probe temperature.

‘Program’ Key and LED -

Used to select cooking programs, and
to set program parameters.

‘Temp’ Key and LED -

Displays actual oven temperature for 5
seconds on Temperature Display. LED
‘On’ when heating element is on
(heating indicator).

LED flashes when Upper Display is showing
actual temperature.

NOTE:
In Core Temp Mode, this key is used to
display Actual Oven Temperature (Upper
Display) and actual Core Probe Temperature
(Lower Display).

‘Fan Lo’ Speed Key and LED -

Switches oven fan from high to low
speed. LED is ‘On’ when fan is in Low
Speed Mode. When LED is ‘Off’, fan is
in High Speed Mode.

‘Timer-Start/Stop’ Key & LED -

The ‘Timer-Start/Stop’ key is used to
control the following functions:-

 Cancelling Alarm (All Modes).
 Starting Core Temp Mode (Core Temp

Mode).

 Starting Timer (Manual Mode).
 Pausing (Manual / Program Modes).
 Re-Setting Timer (Manual Mode).
 Starting Program (Program Mode).
 Cancelling and Re-Setting Program

(Program Mode).

Core Probe Connection Point.

6

Operation

Manual Mode

In Manual mode the ovens settings are.

- Temperature - 50-250C / 150-550F.

- Timer setting - 0-180min or Infinite.

- Fan Speed setting - Hi / Lo.

- Moisture Mode settings - Off / On-Level.

- Oven lights - Off / On.

An Optional Core Probe can also be used in Manual Mode.

Program Mode

In Program Mode 20 Programs are able to be used.
In each program the following settings are possible.

- Temperature - 50-250C / 150-550F.

- Time - 0-180min or Infinite.

- Fan Speed - Hi/ Lo.

- Moisture Mode - Off / On-level.

3 cooking stages can also be set in each of the 20 programs.

- All settings can be changed between cooking stages.

- At completion of each stage an end of stage alarm can also
be set.

Optional Core Probe can also be used in Program Mode.

Changing between Manual to Program Modes

Press ‘Program’ key to select Program Mode. The LED
will illuminate showing Program Mode now set.
Press ‘Program’ Key to return to Manual mode.

Fan Speed

This oven features a 2 speed fan.

Hi Speed - This is the default operating speed.

Lo Speed - This is the optional setting.

On start-up, the oven will always default to normal Hi speed fan.
In Manual Mode, fan speed can be changed at any time during
use.
In Program Mode, fan speed can be pre-set and each cooking
stage can have a different fan speed.

Changing the Fan Speed

- Hi Fan should be used for most applications.

- Hi Fan provides the fastest cooking time and evenness
throughout oven.

- Lo Fan speed is selected using the Fan Lo key.

- Lo Fan provides slower cooking with less fan affect on
the product.

- Lo Fan should be used on delicate products such as
cake and muffin.

Press ‘FAN LO’ key to change to Lo Fan speed. LED will
illuminate showing Lo Fan speed is now set.
Press ‘FAN LO’ key to change back to Hi Speed fan.

Moisture Mode

There are 6 levels of pre-set moisture injection.
Each level defines the number of moisture injection pulses per
moisture cycle during oven operation.

H-0 Manual Moisture Mode. Automatic Moisture Injection is ‘Off’.

Pressing ‘Steam’ key in this mode will inject 1 shot of steam
into the oven, ie, no steam injection without user input.

H-1 Level 1. - Minimum automatic moisture injection setting.

One moisture pulse per moisture cycle.

H-2 Level 2.

H-3 Level 3.

H-4 Level 4.

H-5 Level 5. - Maximum automatic moisture injection setting.

Five moisture pulses per moisture cycle.

Selecting Moisture Mode

Press ‘Steam’ key to activate Moisture Mode. ‘Steam’
key LED will illuminate when Moisture Mode is ‘On’.
Moisture Mode will operate at the preset level during
the cooking cycle.

 When Moisture Mode H-0 is selected, a shot of steam is

available whenever the oven is running, by pressing the
‘Steam’ key.

 When Moisture Mode H-1 to H-5 are selected, these

moisture modes will only operate when a program is
running, Core Temp Probe Mode has been selected or
when a timer is running in Manual Mode.

 When setting Moisture level, consider the Oven Set

Temperature. If set BELOW 100°C (212°F), water may pool
in oven as temperature will be too low to create steam.

Changing Moisture Mode Level

Press and hold the ‘Steam’ Key until the ‘H-X’ level is
displayed and flashing in the upper display.
Rotate the ‘Temp’ Knob -/+ to select Moisture Mode
level required.
Press the STEAM Key to confirm setting.

The ‘Moisture’ Mode level can be changed at anytime during
operation by following the setting method as described above.

Core Temp Cooking Mode - Optional

An Optional Core Temp Probe Kit #236060 is available for
this oven.

This allows use of the Core Probe Cooking feature of this oven.
When the core probe is fitted to the connection point on control
panel side, the timer function and display becomes the core temp
probe temperature setting and display. Cooking completion is then
determined by the core temp probe reaching the set core probe
temperature.

To enable Core Probe Cooking Mode plug in the Core Probe.
The Timer Display will then change to '
The Timer Knob function will then be for Core Temp setting.
To disable Core Probe Cooking Mode, unplug the Core Probe.
The Timer Display and Knob will return to time function.

CP'

(Core Probe).

7