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Marvel MO24RAS1LS User Manual
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Marvel MO24RAS1LS 24 Inch Compact Refrigerator
User Manual - Page 97
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Cover Page
Section 0 (Table of Contents)
Section 1 (Introduction)
1.1 Unit Specifications
1.2 Serial Nameplate
1.3 Servicing
1.4 Basic Refrigeration Tools
1.5 Basic Installation
1.6 Electrical Requirements
Section 2 (Sealed System)
2.1 Introduction
2.2 Low Side Leaks
2.3 High Side Leaks
2.4 Restricted Capillary Tube
2.5 Access/Process Valves
2.6 Evaporator Frost Pattern
2.7 Measuring Evaporator Temperature
2.8 Re-charging
2.9 Temperature / Pressure Chart
Section 3 (Sealed System Components)
3.1. Toe Grill Removal
3.2: Warnings and Cautions
3.3 Accessing the Mechanical Compartment
3.4: Compressor
3.4.1: Check Compressor Winding Resistance
3.4.2: Remove the Compressor
3.4.3: Install a New Compressor
3.5: Condenser
3.5.1: Remove the Condenser
3.5.2: Install a New Condenser
3.6: Evaporator
3.6.1: Remove the Evaporator
3.6.2: Install a New Evaporator
Section 4 (Electrical Component Access)
4.1: Condenser Fan
4.1.1: Fan Assembly Removal
4.1.2: Condenser Fan Replacement
4.1.3: Fan Assembly Installation
4.1.4: Condenser Fan Blade Spacing
4.2: Evaporator Fan Access
4.3: Thermistor Locations
Section 5 (User Interface Display)
5.1 Model Variations
5.3 User Interface Navigation â Beverage Centers
5.4 User Interface Navigation â Wine Coolers
5.5 User Interface Navigation â Refrigerated Drawers
5.5 User Interface Navigation â Beer Dispenser
Section 6 (Control System)
6.1 User Interface Display
6.1.1 Removing the User Interface Display
6.1.2 Installing a new User Interface Display
6.2: Main Control Board
6.2.1: Control Board Replacement
6.2.2: Removing the Programming / Data cable
6.2.3: Re-Installing the Programming / Data cable
6.2.4: Control Board Installation
6.3: Cabinet and Defrost Thermistors
6.3.1 Thermistor (Sensor)
6.3.2: Check the Thermistor
6.3.3: Removing the Cabinet Thermistor
6.3.4: Installing the Cabinet Thermistor
6.3.5: Removing the Defrost Thermistor
6.3.6: Installing the Defrost Thermistor
6.3.7: Thermistor Harness Identification
6.4: Temperature Resistance Chart
6.5: Door Sensor
6.5.1: Door Sensor Removal
6.5.2: Door Sensor Replacement
6.6: Defrost Modes
6.6.1: Defrost Characteristics
6.6.2 Auto Defrost
6.6.3 Manual Defrost
6.7 Error Codes
Section 7 (Lights, Doors, Drawer, and Hinges)
7.1 LED Lighting
7.1.1: Replacing the LED Light
7.2: Cabinet Door
7.2.1 Door Removal
7.2.2 Bottom Door Closer
7.3: Refrigerated Drawers
7.4: Doors / Drawers Handle Adjustment
7.5: Door Alignment /Adjustment
7.6: Gasket Adjust / Replace
7.7 Articulating Hinges
Section 8 (Evaporator Compartment Access)
8.1: Beverage Centers
8.2: Wine Coolers
8.3: Refrigerated Drawers
8.4: Evaporator Cover Drip Edge
Section 9 (Wiring Diagrams)
9.1 Block Diagram of Main Power Board
9.2 Schematic Diagram
9.3 Main Power Board Identification
Section 10 (Power On reset Mode)
10.1: Auto Self-Test
10.2: Manual Auto Test Mode
10.3: Control Types
Section 11 (Quick Reference Troubleshooting)
Section 12 (Diagnostic Flow Charts)
Section 13 (Gathering Service Data)
13.1: PROGRAM PORT
13.1.1: SERVICE DATA RETRIEVAL
13.1.2: Service Data Port Location
13.1.3: Onboard Diagnostics
Section 14 (Beer Dispenser)
14.1: Interior mechanical / electrical components
14.2: Main Control Board Access
14.3: Machine Compartment
14.4: Excerpt from Owners / Maintenance Instruction Guide
Section 15 (Dual Zones)
15.1: User Interface Control
15.2: Operation
15.3: Characteristics
15.4: Dual Zone Compartment Air Flow
15.5: Divider Removal
15.6: Damper Operation
15.7: Compartment Fan Operation
15.8: Heater Operation
15.9: Thermistors
15.10: Evaporator Access
15.11: Interior LEDâs
15.12: Defrost / Drip Time
15.13: Refrigeration and Mechanical
Section 16 (Refrigerator Freezers)
16.1: User Interface Control
16.2: Operation
16.3: Characteristics
16.4: Damper Operation
16.5: Fan Operation
16.6: Thermistors
16.7: Refrigeration and Mechanical
16.8: Evaporator
16.9: Defrost
16.10: ACCESS TO THE DEFROST COMPONENTS
16.11: RFI (Refrigerator Freezer- Ice Maker)
Section 17 (Outdoor Models)
17.1: Operation
17.2: Characteristics / Differences
17.3: Fans
17.4: Thermistors
17.5: Control Type
17.6 : Control Functions
17.7: Control Locations per Model
17.8: Machine Compartment
17.9: Main Power Board Access
17.10: Display Access and Replacement
17.11: Thermistor Resistance
17.12: Wiring Diagram
17.13: Generic Trouble shooting Charts
17.14: Refrigeration and Mechanical
Section 18 (Prime Control)
18.1: Control Type
18.2: Control Functions
18.3: Fans
18.4: Thermistors
18.5: Machine Compartment
18.6: Thermistor Resistance
18.7: Wiring Diagram
18.8: Generic Trouble shooting Chart
18.9: Refrigeration and Mechanical
Section 19 (Clear Ice Machines)
19.1 Control Operation
19.2: Control System
19.3: Interior Features
19.4: Machine Compartment Components
19.5: Diagnostic Test Modes
19.6: Diagnostic Charts
19.7: Trouble Shooting
19.8: VAC Wiring Diagram and Schematics
19.9: Specifications:
19.10: Production and Harvest Guidelines
Section 20 (Service Kits / Bulletins)
20.1: Service Bulletin # 41013862Mullion Condensation on Refrigerated Drawers
20.2: SERVICE BULLETIN # 41013861EVAPORATOR REPLACEMENT KIT
20.3: SERVICE BULLETIN # 41013995 Rev CContact between the Door and Door Sensor
20.4: SERVICE BULLETIN # 41014167Slotted Condenser Shroud
20.5: SERVICE BULLETIN # 41014168Showroom Mode Alarm
20.6: SERVICE BULLETIN # 41014169Evaporator / Heat Exchanger Replacement(RF and RFI Models ONLY)
20.7: SERVICE BULLETIN # 41014241Shelf Shim Kit
20.8: Service Bulletin # 41014242Miscellaneous Control Communication Errors
20.9: Service Bulletin # 41014243Replacement of MP Door Skins
Section 21 (Customer Service Contact Information)
Section 22 (Notes)
Back Page
Page 97/288
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Contents
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Section 12:
Flow Chart Diagnostics
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File type: PDF
File name: 71351612_mo24ras1ls.pdf
File size: 22.06 MB
File Language: English
Pages: 288
Author: Marvel
File created: 2015-09-02
Published: 2022-05-30
Updated: 2023-05-01
Download File
Table of Contents
×
Cover Page
1
Section 0 (Table of Contents)
3
Section 1 (Introduction)
6
1.1 Unit Specifications
6
1.2 Serial Nameplate
7
1.3 Servicing
8
1.4 Basic Refrigeration Tools
8
1.5 Basic Installation
9
1.6 Electrical Requirements
9
Section 2 (Sealed System)
10
2.1 Introduction
10
2.2 Low Side Leaks
10
2.3 High Side Leaks
11
2.4 Restricted Capillary Tube
11
2.5 Access/Process Valves
11
2.6 Evaporator Frost Pattern
11
2.7 Measuring Evaporator Temperature
13
2.8 Re-charging
13
2.9 Temperature / Pressure Chart
16
Section 3 (Sealed System Components)
17
3.1. Toe Grill Removal
17
3.2: Warnings and Cautions
19
3.3 Accessing the Mechanical Compartment
19
3.4: Compressor
22
3.4.1: Check Compressor Winding Resistance
22
3.4.2: Remove the Compressor
23
3.4.3: Install a New Compressor
23
3.5: Condenser
23
3.5.1: Remove the Condenser
24
3.5.2: Install a New Condenser
25
3.6: Evaporator
26
3.6.1: Remove the Evaporator
26
3.6.2: Install a New Evaporator
28
Section 4 (Electrical Component Access)
29
4.1: Condenser Fan
29
4.1.1: Fan Assembly Removal
29
4.1.2: Condenser Fan Replacement
31
4.1.3: Fan Assembly Installation
31
4.1.4: Condenser Fan Blade Spacing
32
4.2: Evaporator Fan Access
33
4.3: Thermistor Locations
36
Section 5 (User Interface Display)
38
5.1 Model Variations
38
5.3 User Interface Navigation â Beverage Centers
39
5.4 User Interface Navigation â Wine Coolers
43
5.5 User Interface Navigation â Refrigerated Drawers
47
5.5 User Interface Navigation â Beer Dispenser
50
Section 6 (Control System)
53
6.1 User Interface Display
53
6.1.1 Removing the User Interface Display
53
6.1.2 Installing a new User Interface Display
55
6.2: Main Control Board
56
6.2.1: Control Board Replacement
56
6.2.2: Removing the Programming / Data cable
60
6.2.3: Re-Installing the Programming / Data cable
60
6.2.4: Control Board Installation
61
6.3: Cabinet and Defrost Thermistors
61
6.3.1 Thermistor (Sensor)
61
6.3.2: Check the Thermistor
61
6.3.3: Removing the Cabinet Thermistor
62
6.3.4: Installing the Cabinet Thermistor
62
6.3.5: Removing the Defrost Thermistor
62
6.3.6: Installing the Defrost Thermistor
62
6.3.7: Thermistor Harness Identification
64
6.4: Temperature Resistance Chart
65
6.5: Door Sensor
66
6.5.1: Door Sensor Removal
67
6.5.2: Door Sensor Replacement
68
6.6: Defrost Modes
68
6.6.1: Defrost Characteristics
68
6.6.2 Auto Defrost
69
6.6.3 Manual Defrost
70
6.7 Error Codes
70
Section 7 (Lights, Doors, Drawer, and Hinges)
71
7.1 LED Lighting
71
7.1.1: Replacing the LED Light
71
7.2: Cabinet Door
72
7.2.1 Door Removal
72
7.2.2 Bottom Door Closer
74
7.3: Refrigerated Drawers
75
7.4: Doors / Drawers Handle Adjustment
77
7.5: Door Alignment /Adjustment
79
7.6: Gasket Adjust / Replace
79
7.7 Articulating Hinges
80
Section 8 (Evaporator Compartment Access)
82
8.1: Beverage Centers
82
8.2: Wine Coolers
84
8.3: Refrigerated Drawers
84
8.4: Evaporator Cover Drip Edge
87
Section 9 (Wiring Diagrams)
88
9.1 Block Diagram of Main Power Board
88
9.2 Schematic Diagram
89
9.3 Main Power Board Identification
92
Section 10 (Power On reset Mode)
94
10.1: Auto Self-Test
94
10.2: Manual Auto Test Mode
94
10.3: Control Types
94
Section 11 (Quick Reference Troubleshooting)
96
Section 12 (Diagnostic Flow Charts)
97
Section 13 (Gathering Service Data)
104
13.1: PROGRAM PORT
104
13.1.1: SERVICE DATA RETRIEVAL
104
13.1.2: Service Data Port Location
105
13.1.3: Onboard Diagnostics
106
Section 14 (Beer Dispenser)
108
14.1: Interior mechanical / electrical components
108
14.2: Main Control Board Access
111
14.3: Machine Compartment
113
14.4: Excerpt from Owners / Maintenance Instruction Guide
115
Section 15 (Dual Zones)
122
15.1: User Interface Control
122
15.2: Operation
122
15.3: Characteristics
123
15.4: Dual Zone Compartment Air Flow
124
15.5: Divider Removal
125
15.6: Damper Operation
127
15.7: Compartment Fan Operation
130
15.8: Heater Operation
131
15.9: Thermistors
132
15.10: Evaporator Access
133
15.11: Interior LEDâs
134
15.12: Defrost / Drip Time
134
15.13: Refrigeration and Mechanical
136
Section 16 (Refrigerator Freezers)
137
16.1: User Interface Control
137
16.2: Operation
137
16.3: Characteristics
138
16.4: Damper Operation
139
16.5: Fan Operation
141
16.6: Thermistors
143
16.7: Refrigeration and Mechanical
144
16.8: Evaporator
145
16.9: Defrost
146
16.10: ACCESS TO THE DEFROST COMPONENTS
147
16.11: RFI (Refrigerator Freezer- Ice Maker)
150
Section 17 (Outdoor Models)
161
17.1: Operation
161
17.2: Characteristics / Differences
161
17.3: Fans
161
17.4: Thermistors
162
17.5: Control Type
163
17.6 : Control Functions
163
17.7: Control Locations per Model
164
17.8: Machine Compartment
165
17.9: Main Power Board Access
165
17.10: Display Access and Replacement
166
17.11: Thermistor Resistance
171
17.12: Wiring Diagram
171
17.13: Generic Trouble shooting Charts
172
17.14: Refrigeration and Mechanical
173
Section 18 (Prime Control)
174
18.1: Control Type
174
18.2: Control Functions
176
18.3: Fans
177
18.4: Thermistors
177
18.5: Machine Compartment
178
18.6: Thermistor Resistance
179
18.7: Wiring Diagram
179
18.8: Generic Trouble shooting Chart
180
18.9: Refrigeration and Mechanical
180
Section 19 (Clear Ice Machines)
181
19.1 Control Operation
181
19.2: Control System
185
19.3: Interior Features
203
19.4: Machine Compartment Components
211
19.5: Diagnostic Test Modes
234
19.6: Diagnostic Charts
236
19.7: Trouble Shooting
242
19.8: VAC Wiring Diagram and Schematics
245
19.9: Specifications:
247
19.10: Production and Harvest Guidelines
248
Section 20 (Service Kits / Bulletins)
250
20.1: Service Bulletin # 41013862Mullion Condensation on Refrigerated Drawers
250
20.2: SERVICE BULLETIN # 41013861EVAPORATOR REPLACEMENT KIT
260
20.3: SERVICE BULLETIN # 41013995 Rev CContact between the Door and Door Sensor
263
20.4: SERVICE BULLETIN # 41014167Slotted Condenser Shroud
267
20.5: SERVICE BULLETIN # 41014168Showroom Mode Alarm
268
20.6: SERVICE BULLETIN # 41014169Evaporator / Heat Exchanger Replacement(RF and RFI Models ONLY)
270
20.7: SERVICE BULLETIN # 41014241Shelf Shim Kit
277
20.8: Service Bulletin # 41014242Miscellaneous Control Communication Errors
281
20.9: Service Bulletin # 41014243Replacement of MP Door Skins
282
Section 21 (Customer Service Contact Information)
285
Section 22 (Notes)
286
Back Page
288
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