This parts list is updated regularly. Please find the most current revision
on our website @
www.Garland-Group.com
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 3
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
EXTERIOR COMPONENTS
Motor
LEFT SIDE VIEW
7
2
Door
32
31
8
9
25
20
23
19
Motor
(See p.6)
21
33
22
REAR VIEW
8
24
1
Doors
(See p.16)
6
28
GARLAND
27
3
4
5
Control
Panel
(See p.8,12)
10
13
DOUBLE DECK with FLUE ASSEMBLY and LEGS
29
30
12
14
15
16
17
18
Exterior Components
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 4
GARLAND PARTS IDENTIFICATION
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
EXTERIOR COMPONENTS
ITEMPART #DESCRIPTIONQUANTITY
CRITICAL
11917602Cover - Main Top, SS1
21920201Cover - Body Side Left, SS1
31918701Cover - Body Side Right, SS1
41918801Cover - Control Panel Right, SS1
51925501Cover - Control Panel Left, SS1
64519724Cover - Lower Front Trim, SS1
6A*8003107Mscr-Th-Phl 10-24 x 3/4 (for Lower Front Trim Cover)3
71925301Cover - Upper Front Trim, SS1
7A*8002107Mscr-Th-Phl-B #10 x 1/2 Stl 2P (for Upper Front Trim Cover)3
1928201Plate, Light Box Patch - SS (for no oven lights option)1
1839301Blower Inlet Cover (Convection Fan Guard) with Hand Guard1
1014500Blower Inlet Cover (Convection Fan Guard)1
113361Insulation Kit - Standard Depth1
113364Insulation Kit - Deep Depth1
1959401Drip Pan - S/S, Standard Depth1
1959402Drip Pan - S/S, Deep Depth1
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 7
Size Comparison
Fastron Controller
6
Elreha Controller
;ƐĞĞůƌĞŚĂƐĞĐƟŽŶƉϭϮͿ
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
(Fastron) CONTROL PANEL & COMPONENTS (1 OF 2)
Pre-Assembled
ON
OFF
SETBACKLIGHT
HIGH
COOL DOWNLOW
COOK/HOLD
PULSE
TEMPTIME HOLD
TEMP
START
CANCEL
ACTUAL
SET
TEMP
MASTER
450
Controller Replacement Kit (6A)
Convert from Fastron to Elreha controller
3
1
4
8
2
MANUAL GAS
VALVE BEHIND
THIS PANEL
11
CANCEL
ON
OFF
HIGH
PULSE
START
LIGHT
SETBACK
LOW
COOL DOWN
COOK/HOLD
HOLDTEMPTIME
TEMP
ACTUAL
SET
TEMP
9
10
7
5
4A
MASTER
450
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 8
(Fastron) Control Panel & Components - MCO CE 1 of 2
GARLAND PARTS IDENTIFICATION
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
FASTRON MASTER 450 DIGITAL CONTROL PANEL & COMPONENTS 1 OF 2
ITEMPART #DESCRIPTIONQUANTITY
CRITICAL
11918501Cover - Upper Control Panel, SS1
21789605Overlay - Top Control Panel, Gas1
3GF297Slotted Thumb Screw - 10-24 x 1/2"1
Control Panel Assembly - Master 450 Keypad, with Light
41952898
4A1908503Overlay - Master 450 with Light1
51720502Fluted Fast Control Knob1
61905703
6A4531125
71911601Potentiometer - Encoder1C
8300812
91905901Wire Harness (CE) - Control to Relay1
10300811Snap-On Ferrite Cores 4
111270000Indicator Lamp - Amber, 28V1
12*19557031/4” ID x 9/16” Nylon Stando 6
13*800312310-24 x 5/8” Machine Screw-TH-Phil Stl Zinc1
14*8001502Nut with Lockwasher 6-32 kep Zinc6
* NOT ILLUSTRATED
RECOMMENDED STOCK PARTS
NLA = No Longer Available
Note: Assembly Includes a S/S Panel, a Key-Pad Control and Overlay (1908503).
S/S Panel and Key Pad Not Sold Separately.
450 Digital Control - Cook-N -Hold (Fastron)
Note: Use Kit 4531125 (item 6A)
Kit, MCO 450 CE Controller Replacement (Gas/Electric), Elreha
Note: Kit includes a panel assembly with Elreha control, a relay board assembly,
a cable (control to relay), a bracket and instructions (4531128).
Wire Harness (CE) - Control to Relay/PCB Board with Ferrites
Note: Harness assembly includes items 9, 10.
1
NLA
1C
1
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 9
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
(Fastron) CONTROL PANEL & COMPONENTS (2 OF 2)
10
10
27A
15
25
11
1
2
3
17
16
6
4
19
5
9
20
12
13
8
7
26
27
21
2
24
Harnesses (p.20-21)
3
4
Wiring Diagram
Part# (p.20-21)
14
18
22
~
23
+
-
(Fastron) Control Panel & Components - MCO CE 2 of 2
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 10
GARLAND PARTS IDENTIFICATION
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
FASTRON MASTER 450 DIGITAL CONTROL PANEL & COMPONENTS 2 OF 2
ITEMPART #DESCRIPTIONQUANTITY
CRITICAL
11933406Bracket - Ignition Control1
21767901Nylon Spacer4
31916903Power Control Board Assembly - CE1C
41917103Transformer 230V CE1C
54524665Ignition Control - MCO CE 1C
61636000Transformer - 24V (gas control module transformer)1C
7250SILTUB1/4” Silicone Tubing (sold by foot)9FT
81029801Cable Tie - 4”2
91960401Switch - Air Pressure1C
101911301Relay Bracket Slide2
111671101
121925003Bracket - CE Components1
132475600Relay Socket2
142475501Relay 240V2C
151916301Cover - Probe Connector1
161906003Probe Interconnect Harness (USE ONLY WITH 1906002)1C
171906002Flange Mount Oven Probe (USE ONLY WITH 1906003)1C
181949401Fitting - Hose Barb 1/4 npt x 1/41
191848501Air Switch Supply Tube1
20G012431Straight Connector 7/16” cc with external 1/4 npt1
21300810Line Filter - CE, 20A 250V1C
22C5001041High Limit Safety Switch (Safety Temperature Limiter) - CE1C
23113418Bracket - High Limit Safety Switch Mounting1
24113363Patch (High Limit Access)1
Note: For Fan Installation, refer to Service Bulletin B-97-2009-S.
Relay Board Assembly, Fast, CE
Note: Assembly includes the items shown, relay board jumper (1949565),
jumper assembly (1949566), and machine screws (8002106).
1C
1C
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 11
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
(ELREHA) CONTROL PANEL & COMPONENTS
Ϯϴ
29
MANUAL GAS
VALVE BEHIND
THIS PANEL
35
32
27
30
1A
ON
OFF
LIGHT
SETBACK
HIGH
LOW
COOL DOWN
COOK/HOLD
PULSE
HOLDTEMPTIME
TEMP
START
CANCEL
SET
ACTUAL
TEMP
MASTER
450
31
40
36
37
34
33
Fastron Controller
;ƐĞĞ&ĂƐƚƌŽŶƐĞĐƟŽŶƉϴͿ
ϯϴ
17
Size Comparison
33
Elreha Controller
26
25
16
21
39
3
1
4
15
11
19
6
9
12
ϴ
20
13
14
5
7
ϭϴ
2
1A
22
23
,ĂƌŶĞƐƐĞƐ;ƉϮϬͲϮϭͿ
~
Wiring Diagram
WĂƌƚη;ƉϮϬͲϮϭͿ
+
-
24
(Elreha) Control Panel & Components - MCO CE
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 12
GARLAND PARTS IDENTIFICATION
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
ELREHA MASTER 450 DIGITAL CONTROL PANEL & COMPONENTS
ITEMPART #DESCRIPTIONQUANTITY
CRITICAL
14528498Bracket - Ignition Control/SRB, Elreha1
1A1911301Relay Bracket Slide2
21767901Nylon Spacers8
34527484Relay Board / SRB - Digital Control, Elreha1C
41917103Transformer 230V CE (Relay Board Transformer)1C
54524665Ignition Control - MCO CE 1C
61636000Transformer - 24V (gas control module transformer)1C
7250SILTUB1/4” Silicone Tubing (sold by foot)9FT
81029801Cable Tie - 4”2
91960401Switch - Air Pressure1C
111671101
121925003Bracket - CE Components1
132475600Relay Socket2
142475501Relay 240V2C
151916301Cover - Probe Connector1
161906003Probe Interconnect Harness (USE ONLY WITH 1906002)1C
171906002Flange Mount Oven Probe (USE ONLY WITH 1906003)1C
181949401Fitting - Hose Barb 1/4 npt x 1/41
191848501Air Switch Supply Tube1
20G012431Straight Connector 7/16” cc with external 1/4 npt1
21300810Line Filter - CE, 20A 250V1
22C5001041High Limit Safety Switch (Safety Temperature Limiter) - CE1C
23113418Bracket - High Limit Safety Switch Mounting1
24113363Patch (High Limit Access)1
25
261926001Panel - Right Side, Mid1
271918501Cover - Upper Control Panel, SS1
281789605Overlay - Top Control Panel, Gas1
29GF297Slotted Thumb Screw - 10-24 x 1/2"1
304530502
314529263Overlay - Master 450 with Light, Elreha1
321720502Fluted Fast Control Knob1
334527483User Interface Board / UI Board (Elreha)1
341911601Potentiometer - Encoder1C
351270000Indicator Lamp - Amber, 28V1
364529740Personality Module on UI, Elreha1
371955703Stando Nylon, 1/4” dia, 9/16” long.4
384529003Cable - UI/SRB 0.5M Elreha1
394529761Personality Module on Relay Board/SRB, Elreha1
1916199Tailpipe - Standard Depth1
1916198Tailpipe - Deep Depth1
Ori ce, DSI MCO 60K Natural #51
Note: Use with Burner Pack 4525010.
Ori ce, DSI MCO 60K Propane #56
Note: Use with Burner Pack 4521464.
4
4
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 15
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
DOOR COMPONENTS & ASSEMBLIES
3
2
5
(Left Door
Assembly)
9
10
13
11
Left Door
Components
30
29
60
14
Chain
Assembly
31
32
1
35
34
33
12
GARLAND
5
6
4
19
61
(Right Door
Assembly)
2
Door
4
7
8
Switch
18
17
17
16
20
21
35
Right Door
Components
34
49
48
31
47
46
45
GARLAND
26
27
25
Door Assemblies
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 16
GARLAND PARTS IDENTIFICATION
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
DOOR COMPONENTS & ASSEMBLIES
ITEMPART #DESCRIPTIONQUANTITY
CRITICAL
11924712Seal - Door, Bottom1
21924601Seal - Door, Left & Right2
31924711Seal - Door Top1
41924411Center - Right Door Seal1
51924412Center - Left Door Seal1
68003123#10-24 x 5/8” Machine Screw, Phillips, Stl6
7A1925013Bracket - Door Stop L/H1
7B4519740Bracket - Door Stop R/H1
DOOR CHAIN COMPONENTS (items 9 - 14)
94520166
101014201
111014200
121015000Turnbuckle 1/4-20 with 4" Take Up2
131021100Roller Chain #402
141021299Connecting Link #404
161804727Harness - Door Micro Switch1C
171855603High Temp Micro Switch2C
181925101Cam - Door Switch1
191925001Bracket Door Switch Right1
208001203Nut - Hex, Steel, 8-322
218003802#10-24 x 3/8” Set Screw2
22*8001502#6-32 Nut with Washer Ksp2
23*8003208#6-32 x 2” Machine Screw, Phillips, Stl, Zinc2
* NOT ILLUSTRATED
RECOMMENDED STOCK PARTS
Door Chain Assembly
Note: Includes Items 10 -14.
Connecting Door Rod - Short
Note: Item listed for reference only. Not Sold Separately.
Connecting Door Rod - Long
Note: Item listed for reference only. Not Sold Separately.
DOOR SWITCH COMPONENTS (items 16 - 23)
2C
2
2
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 17
GARLAND PARTS IDENTIFICATION
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
LEFT & RIGHT DOORS COMPONENTS
ITEMPART #DESCRIPTIONQUANTITY
LEFT & RIGHT DOOR COMPONENTS - with Window or Solid
CRITICAL
251924396
261924195Tube - Door1
271924206Plate - Door Handle2
28*80036051/4-20 x 1” Carriage Bolt, Black2
29
30
311010999Oven Door Window - 3/16" Glass (Window Option)1
324520373Weld Assembly Frame Left Door Extended Bearing Plate1
33
344520301Plate - Door Bushing Extended2
351923201Spacer - Door Hinge2
4530771007-5/8" GARLAND Nameplate1
46
47
484520374Weld Assembly Frame Right Door Extended Bearing Plate1
49
* NOT ILLUSTRATED
RECOMMENDED STOCK PARTS
1924001Panel - Left Door (Solid)1
1924002Panel - Left Door (Window)1
1915914Insulation - Left Door (Window)1
1915915Insulation - Left Door (Solid)1
1923997Panel - Left Door Liner (Window)1
1923996Panel - Left Door Liner (Solid)1
1924003Panel - Right Door (Solid)1
1924004Panel - Right Door (Window)1
1915916Insulation Right Door (Window)1
1915917Insulation - Right Door (Solid)1
1923998Panel - Right Door Liner (Solid) 1
1923904Panel - Right Door Liner (Window)1
Door Handle Assembly- Black
Note: Assembly includes items 26, 27, 28.
1
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 18
GARLAND PARTS IDENTIFICATION
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
COMPLETE DOOR ASSEMBLIES
ITEMPART #DESCRIPTIONQUANTITY
LEFT DOOR - COMPLETE ASSEMBLIES
(includes Left Door Components and the Center Door Seal)
4520311 MCO Complete Door Kit - Left (WINDOW)1
60
4520313 MCO Complete Door Kit - Left (SOLID)1
RIGHT DOOR - COMPLETE ASSEMBLIES
(includes Right Door Components and the Center Door Seal)
4520312 MCO Complete Door Kit - Right (WINDOW)1
61
4520314 MCO Complete Door Kit - Right (SOLID)1
* NOT ILLUSTRATED
RECOMMENDED STOCK PARTS
CRITICAL
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 19
300 TIMER
DESCRIPTION
NAME
DESCRIPTION
NAME
LINE 1 SPLICE
S5TEMPERATURE SWITCH
S6
SPL-L1
HI SPEED RELAY
LO SPEED RELAY
CHASSIS CONNECTION
GND
MOTOR
YEL (HI)
7
21
24
FAN
LINE 2 SPLICE
IGNITION TRANSFORMER
CONTROL TRANSFORMER
TR2
TR1
SPL-L2
DOOR SWITCH
DOOR SWITCH
AIR PROOF RELAY
AIR PROOF RELAY
K7
K6K1K2
S1
S2
YEL/BLK
(COM)
WHT (LO)
13
19
17
1S52
18
12
23
BRN or GRAY
GAS
51
52
EV1
COMGND
VALVE
EV2
8
N
P2
S2
24V
230V
TR2
S1
54
P1
4950
CON1
1
10
LNN
23
12
11
CUT-OFF
HIGH LIMIT
TERMINAL
70
BLOCK
CON5
L
1
65
230V
50HZ
L
N
G
68
67
7
NN'P
LINE
69
E
LOAD
P'
LINE
FILTER
SPARK
JT1JT2
51A
SENSE
CON7
CON6
IGNITION MODULE
66
57
SWITCH
COM
N.O.
AIR PRESSURE
N.C.
59
10
62
64
K7
K6
COIL
63
COIL
65
COM
11
59
COM
57
61
N.C.
N.O.
62
N.C.
N.O.
60
58
53
COOLING
7
J1
P1
1
15
9
1
2
15
9
15
231
9
16
15
OVEN
14
4
14
16
LIGHTS
9
6
14
P2
2
1
J2
6
HEAT
PILOT LAMP
PILOT LAMPPILOT LAMPPILOT LAMPPILOT LAMP
26
27
T6
T9
T10
CORE PROBE
T8
T7
CAVITY PROBE
CONTROL RELAY BOARD
2
2141
T5
J1
DOOR SW#2
1
15
DOOR SW#1
T4
T3
29
FERRITES
28
1
15
J1
DETAIL
CONTROL PANEL
171819
3
17
T1
24 VAC
674
5
19
22
T2
T11
7
C
K1
19
RED 24V DC
ORN FAN LO
WHT 24VAC
1
2
36
VIO LIGHTS
5
47
BLK DOOR COM
8
9
GRY DOOR 2
12111013
BRN CORE PROBE
15
14
BLU
PROBE
COMMON
HEAT
NO
5
8
5
T12
LOW FAN
13
5
1
64
9
11
12
10
131415
25
6
14
T14
T13
LIGHTS
3
C
HI FAN
NO
17
2
61
66
5
3
5
K2
6
SPL-L1
4
2
FERRITES
12
9
P1
S1
TR1
8
SPL-L2
11
10
2
S6
ONLY
CONTROL
WITH 3xx
56
Wiring Diagram Shown for
Harness Identi cation Only
55
10
1
4
P2
S2
TIMER
3
COOL
HEAT
NC
NC
DOOR
29
SWITCHES
28
NO
S1
CNOC
S2
27
26
6
WHT 24V AC
WHT/VIO HEAT
WHT/ORN FAN HI
WHT/GRY DOOR 1
WHT/BRN CAVITY PROBE
J3
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 20
GARLAND PARTS IDENTIFICATION
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
WIRE HARNESS IDENTIFICATION / WIRING DIAGRAM PART NO.
ITEMPART #DESCRIPTION
11949579Wire Harness - Oven Lights
2300812
2A1905901Wire Harness (CE) - Control to Relay/PCB - FOR ANY UNIT WITH FASTRON CONTROL
2B300811Snap-On Ferrite Core - FOR ANY UNIT WITH FASTRON CONTROL
2C*4529003Cable, UI / SRB - FOR ANY UNIT WITH ELREHA CONTROL
31949565Jumper - Relay Board
41949566Jumper Assembly - Transformer Leads
51949578Wire Harness - Relay Board
61804727Door Harness
7300816Wire Harness - Main Wiring, 230V, Gas MCO, CE
84524981Wire Harness - Gas Valve / Transformer DSI, CE
91949564Jumper - Pilot Lamp, CE
104524985Wire Harness - Transformer / Ignition Module DSI, CE
Wire Harness Assembly - CE, Control to Relay/PCB - FOR ANY UNIT WITH FASTRON CONTROLNote: Includes items 2A (x1) and 2B (x4).
11*300814
* NOT ILLUSTRATED
RECOMMENDED STOCK PARTS
Wiring Diagram - 230V 50Hz CE Gas Fast Control (400 Series)
Note: Item listed For Reference Only. Please contact Technical Service for assistance.
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 21
GARLAND PARTS IDENTIFICATION
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
AVAILABLE KITS
Single Deck Kits (Legs / Casters / Open Base)
(For Reference Only - Contact Sales Department for assistance)
PART #DESCRIPTION
1951213S/S Open Base & Feet Kit - Full Size MCO
1951214S/S Open Base & Casters - Full Size MCO
1951204Single Deck S/S Legs & Feet Inserts - Full Size MCO
1951205Single Deck S/S Legs and Casters - Full Size MCO
Double Deck Kits (Legs / Casters)
(For Reference Only - Contact Sales Department for assistance)
PART #DESCRIPTION
1951209Kit MCO - Heavy Duty Casters
1951210Kit MCO - LO-Pro le Casters
1951223Double Deck Gas W/Inserts
1951226Double Deck Gas W/Casters
1951228Double Deck Gas W/Lo Pro le Casters
Ventilation Kit
(For Reference Only - Contact Sales Department for assistance)
PART #DESCRIPTION
1951229Stainless Steel Canopy Diverter
RELATED BULLETINS
BULLETIN # SUBJECT DATE
B972009SAxial Cooling Fan (Fan Installation)SEP 17/09
G_GO_PL_CONVECTION_MCOGSGD10CE (Rev 2)Page 22
GARLAND PARTS IDENTIFICATION
MASTER FULL SIZE GAS CONVECTION OVEN
models MCO-GS/GD-10/20CE
CRITICAL & RECOMMENDED STOCK PARTS LIST
PART # DESCRIPTION
300810Line Filter - CE, 20A 250VC
1010999Oven Door Window - 3/16" Glass (Door with Window Option)R
1270000Indicator Lamp - Amber, 28VR
1623900Light Bulb 40WR
1636000Transformer - 24VCR
1671101Cooling Fan 208 / 240 VCR
1686712Motor - 3/4 HP, 208/240V, 2 SpeedC
1720502Fluted Fast Control KnobR
1804727Harness - Door Micro SwitchC
1855603High Temp Micro SwitchCR
1906002Flange Mount Oven Probe (USE ONLY WITH 1906003)C
1906003Probe Interconnect Harness (USE ONLY WITH 1906002)C
1911601Potentiometer - EncoderCR
1916903Power Control Board Assembly - CECR
1917103Transformer 230V CECR
1924411Center - Right Door SealR
1924412Center - Left Door SealR
1924601Seal - Door, Left & RightR
1924711Seal - Door TopR
1924712Seal - Door, BottomR
1960401Switch - Air PressureCR
2475501Relay 240VCR
2579700Multi-Function Valve GasCR