Wells Manufacturing WFPE-30F Service Manual
WELLS BLOOMFIELD, LLC
2 ERIK CIRCLE, P. O. Box 280 Verdi, NV 89439
telephone: 775-689-5703
fax: 775-689-5976
www.wellsbloomfield.com
SUPPLEMENTAL
SERVICE
INSTRUCTIONS
ELECTRIC
362
for
PRESSURE
FRYER
WFPE-30F
With or Without
Optional Filter Wand
IMPORTANT: WELLS MANUFACTURING PROPRIETARY INFORMATION.
DISSEMINATION OF THIS INFORMATION TO ANYONE OTHER THAN
WELLS AUTHORIZED SERVICE AGENTS IS STRICTLY PROHIBITED.
TECHNICAL CONTENT OF THIS MANUAL IS DESIGNED FOR
USE BY QUALIFIED PROFESSIONAL TECHNICIANS ONLY.
PRINTED IN UNITED STATES OF AMERICA
p/n 503036 Rev. B ECN-13391 S362 071128 cps
PRECAUTIONS AND GENERAL INFORMATION
DANGER:
BURN HAZARD
Cooking oil in this appliance
operates at very high
temperatures. Contact with
hot oil can cause severe
injury or death. Wear
appropriate heat-protective
clothing when operating or
servicing this appliance.
Never attempt to open the
frypot if the pressure gauge
reads anything other than
“zero” (0) psi.
WARNING:
SLIP AND FALL
HAZARD
Spilled cooking oil is very
slippery and can cause falls.
Clean up oil spills promptly.
CAUTION:
BURN HAZARD
Exposed surfaces can be hot
to the touch and may cause
burns.
CAUTION:
HEALTH HAZARD
Old cooking oil can be a
breeding ground for bacteria.
Clean and sanitize exterior
surfaces of fryer regularly.
This appliance is intended for use in commercial establishments
only.
This appliance is intended
No other use is
agents.
DO NOT open any panel that requires the use of tools for access. Live
electric circuits may be exposed by opening such panels. Opening
access panels must be performed by an Authorized Service Agent
only.
This appliance is equipped with an oil filtration system designed to filter
hot liquid shortening only. Water, cleaning agents and/or other liquids
will contaminate the oil and may damage the filter pump.
Operators of this appliance must be familiar with the appliance use,
limitations and associated restrictions. Operating instructions must be
read and understood by all persons using or installing this appliance.
Cleanliness of this appliance is essential to good sanitation. Read and
follow all included cleaning instructions and schedules to ensure the
safety of the food product.
DO NOT submerge any part of this appliance in water unless
specifically instructed to do so. This appliance is not jet stream
approved. DO NOT direct water jet or steam jet at this appliance,
nor at any control. DO NOT splash or pour water on, in or over any
controls. DO NOT wash area around this appliance with water jet.
Any part which has become wet must be thoroughly dried before use.
Cooking oil will be very hot when in use. Contact will cause severe
injury, and can cause blindness or death. Wear appropriate heatprotective clothing when operating or servicing this appliance.
This appliance must be operated with the supplied legs and casters
properly installed.
The technical content of this manual, including any parts breakdown
illustrations and/or adjustment procedures, is intended for use by
qualified technical personnel only.
Any procedure which requires the use of tools must be performed by a
qualified technician.
recommended or authorized by the manufacturer or its
to prepare food for human consumption.
362 503036 Service Manual for WFPE-30F Pressure Fryer
xi
TABLE OF CONTENTS
Precautions & General Information xi
Specifications 1
Components and Controls 2
Operation 5
Control Lever Operation 6
Cook Lever Operation 7
Troubleshooting Guide 8
Servicing Instructions
Filter System 11
Lid & Yoke Assemblies 16
Exhaust Circuit 18
Heating Element & Electrical 20
INTRODUCTION
This manual contains information needed to properly service and repair WFPE-30FS Pressure Fryer.
For installation, operation and maintenance instructions, refer to the Operation Manual p/n 301 626.
362 503036 Service Manual for WFPE-30F Pressure Fryer
DIMENSIONS
CAPACITIES
VOLTAGE
REQUIREMENTS
POWER
CONSUMPTION
AMPERAGE
SPECIFICATIONS
Wide Deep High
15.62” 33.25” 40.0”
Cooking Oil
(Liquid Shortening Only)
Chicken (Fresh) 14 6
Chicken (Frozen) 12 5
ELECTRICAL SPECIFICATIONS
DOMESTIC EXPORT (EU)
208 VAC
NOTE: Shipped from factory 3Ø, field convertible to 1Ø
9,000 watts
43.3 amps (1 ø)
25.0 amps (3ø)
Lbs. Kg.
30
240VAC
9,000 watts
43.3 amps (1 ø)
25.0 amps (3ø)
14
380-415V
3NAC
9.000 watts
L1 = 14.3
L2 = 13.0
L3 = 13.0
N = 2.7
1
COMPONENTS & CONTROLS
WFPE-30FS
A(1)
A
B
C
D
E
F
L
FRYPOT
ITEM DESCRIPTION NOTES
FRYPOT ASSEMBLY Contains and heats the cooking oil
A
A(1)
OIL LEVEL INDICATOR Measure amount of cooking oil in frypot
CONDENSATE TANK Collects steam, and allows it to cool
B
H
I
G
J
K
L
M
N
DRAIN VALVE Allows draining frypot
C
FILTER PUMP and MOTOR Pumps oil during filtration cycle
D
PUMP MOTOR RESET Protects against filter pump motor overload
E
NOTE: must be reset by manually pushing red button
POWER CORD Electrical power hook-up
F
EXHAUST VALVE Controls pressure in frypot during cook cycle
G
Relieves pressure in frypot when cook lever is moved to OFF
UPPER CONTROL PANEL Contains main controls. See page 4
H
LOWER CONTROL PANEL Contains heating controls and pump switch. See page 4
I
LOWER CONTROL BOX Contains power cord connections, power contactor,
J
temperature control thermostat, hi-limit safety thermostat and
heating element connections
DRIP PAN Collects liquids that drain from the top of the unit
K
REAR (FIXED) CASTER
L
FRONT (FIXED) LEG
DRAIN VALVE LEVER Operates the drain valve (item C)
M
Allow easy positioning of unit
Adjustable for leveling unit
362 503036 Service Manual for WFPE-30F Pressure Fryer
2
WFPE-30FS
O
COMPONENTS & CONTROLS (continued)
P
Q
R
T
S
V
U
ITEM DESCRIPTION NOTES
FILTER RESERVOIR Holds filtering media for oil filtration cycle
N
FRY BASKET Holds product during cook cycle
O
BASKET RACK Holds fry basket clear of heating elements
P
N
Z
X
Y
W
362 503036 Service Manual for WFPE-30F Pressure Fryer
YOKE ASSEMBLY Carries lid assembly
Q
Contains piston and cam to raise/lower lid
Latches lid in place during cook cycle
FRYPOT LID ASSEMBLY Seals frypot during cook cycle
R
PRESSURE VENT Prevents frypot pressure from exceeding 15 psi
S
COOK LEVER Controls cook cycle. Controls exhaust valve (item G)
T
CONTROL HANDLE Operates cam to raise/lower lid
U
PRESSURE GAUGE (0 - 30 PSI) Displays pressure inside frypot
V
SLIDE ROD Allows yoke and lid assembly to slide clear of the frypot
W
FILTER SUCTION TUBE Plugs into suction line receptacle
X
Allows oil to be drawn through filter media
SUCTION TUBE O-RING
Y
SPARE O-RINGS
BASKET HANDLE Used to move fry basket
Z
Seals suction tube to receptacle
Up to 3 spares may be stored here
3
COMPONENTS & CONTROLS (continued)
WFPE-30FS
UPPER CONTROL PANEL
WELLS
1
FRYER
OFF
FILTER
LOWER CONTROL PANEL
FILTER
ON
OFF
CAUTION
FRYER MUST BE OFF
BEFORE USING FILTER
3
2
HEAT
POWER
7
6
HI-LIMIT
RESET
4
COOK
THERMOSTAT
300
8
250
275
5
325
350
375
ºF
ITEM DESCRIPTION NOTES
POWER SWITCH FRYER position energizes temperature control thermostat and
1
timer
FILTER position energizes filter switch
OFF position de-energizes temperature control thermostat,
timer and filter switch
POWER LIGHT Glows when power switch is in FRYER position
2
HEAT LIGHT Glows when heating element is energized
3
COOK LIGHT Glows when cook lever is in COOK position
4
TIMER Indicated set time or counts down time remaining
5
Active when cook lever is in COOK position
FILTER SWITCH ON position energizes filter pump (power switch must be in
6
FILTER position)
HI-LIMIT SAFETY
7
THERMOSTAT
Turns fryer OFF is cooking oil temperature exceeds 425ºF
Turns fryer OFF if heating element is energized without being
covered by cooking oil
RESET by pressing red button after cooking oil has cooled.
TEMPERATURE CONTROL
8
THERMOSTAT
Controls cooking oil temperature by energizing/de-energizing
heating element
SET by turning pointer to desired cooking temperature marked
on panel
Causes heat light to glow when energized
362 503036 Service Manual for WFPE-30F Pressure Fryer
4
OPERATION
1
2
3
4
5
6
7
8
9
10
0
11
12
13
14
15
16
17
18
19
20
TIMER
21
TURN TO SET TIME
PRESS RED BUTTON TO START TIMER
PRE-HEATING FRYER
Make sure FRYPOT is filled with 30 LB. of cooking oil.
Open door and set THERMOSTAT (item 10) to desired cooking
temperature. CLOSE THE DOOR.
Set POWER SWITCH (item 1) to FRYER. POWER LIGHT (item 2)
and HEAT LIGHT (item 3) will glow. HEAT LIGHT will cycle on and
off with the HEATING ELEMENTS. When HEAT LIGHT first goes off,
fryer is ready to cook the product.
SET COOK TIMER AND LOAD PRODUCT
Set TIMER (item 5) to desired cooking time.
FROZEN PRODUCT:
Load frozen product into BASKET. Using the BASKET HANDLE
(item 17) set BASKET on BASKET RACK.
IMPORTANT: REMOVE HANDLE.
FRESH PRODUCT:
Using BASKET HANDLE, set BASKET on BASKET RACK.
IMPORTANT: REMOVE THE HANDLE.
Manually drop each piece of fresh product into hot oil, just above
the oil level to minimize splattering.
ALWAYS USE PROTECTIVE EQUIPMENT, SUCH AS INSULATED
GLOVES, TO PROTECT AGAINST HOT OIL BURNS.
Slide FRYPOT LID forward until feet of yoke assembly are engaged
in slots in frypot blocks.
Rotate CONTROL HANDLE fully counter-clockwise to lower lid into
frypot and to engage lock pawl.
Rotate COOK LEVER to COOK position.
Set desired time on TIMER. Press RED BUTTON on TIMER to begin
cook cycle.
COOK CYCLE
Pressure will build in frypot as moisture in the product is converted to
steam. Pressure may be monitored on PRESSURE GAUGE.
At end of cook cycle rotate COOK LEVER to OFF position to relieve
steam pressure. Wait until all pressure has bled from frypot and
PRESSURE GAUGE reads “0”.
Turn CONTROL HANDLE fully counterclockwise to disengage locking
pawl, then fully clockwise to raise lid from frypot. Slide frypot lid fully
to the rear.
Use BASKET HANDLE to remove basket of cooked product from
frypot. Serve or dispense cooked product as required.
362 503036 Service Manual for WFPE-30F Pressure Fryer
CAUTION:
BURN HAZARD
Hot oil can cause serious burns
on contact. Wear appropriate
protective clothing when using
this fryer.
IMPORTANT:
Always remove basket handle
from basket before sliding frypot
lid forward.
11
CONTROL LEVER OPERATION
YOKE/CONTROL
HANDLE
ASSEMBLY
COVER/PISTON
ASSEMBLY
FRYPOT
BLOCK
CAM ACTION LOWERS
LID INTO FRYPOT
FLAT OF CAM PREVENTS
PRESSURE IN THE FRYPOT
FROM LIFTING THE LID
CAM FOLLOWER RESTING
ON CAM DETENT HOLDS
LID IN RAISED POSITION
OPEN POSITION
CAM DETENT PREVENTS TURNING
THE CONTROL HANDLE AND OPENING
THE LID WHILE THE FRYPOT IS
PRESSURIZED.
362 503036 Service Manual for WFPE-30F Pressure Fryer
CLOSED (COOK) POSITION
6
COOK LEVER OPERATION
OFF POSITION
WITH FRYPOT LID UP
INTERLOCK TAB PREVENTS
CONTROL ROD FROM
ROTATING BY BLOCKING
FORWARD MOVEMENT
OF INTERLOCK ROD
UPPER LOBE
(EXHAUST VALVE
HELD OPEN)
FRYPOT COVER
T
O
P
Y
R
F
R
L1
R
LOWER LOBE
(DETENT)
CAM (TIMER
SWITCH OFF)
CAM
R
COOK POSITION
WITH FRYPOT LID DOWN
INTERLOCK ROD CLEARS
INTERLOCK TAB TO ALLOW
CONTROL ROD TO ROTATE
UPPER LOBE
(EXHAUST VALVE
OPERATES
NORMALLY)
L2
R
FRYPOT LID
T
O
P
Y
R
F
R
L1
R
362 503036 Service Manual for WFPE-30F Pressure Fryer
LOWER LOBE
(DETENT)
CAM (TIMER
SWITCH ON)
L2
CAM
R
R
7
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