Viking Professional VCFB304 Service manual

F90612

F90612
VIKING RANGE CORPORATION, P. O. DRAWER 956, GREENWOOD, MS.38930 USA

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TABLE OF CONTENTS
WARNINGS---------------------------------------------------------------------------------- 3
General Specifications------------------------------------------------------------------------ 3
VCC Compressor Specs (All Freezer)------------------------------------------------------- 4
VCC Compressor Specs (All Refrigerator)------------------------------------------------- 5
Equipment and Tools-------------------------------------------------------------------------- 6--11
Display Panel Operations-------------------------------------------------------------------- 12-13
Keyboard Layout------------------------------------------------------------------------------ 14
Functional Description------------------------------------------------------------------------ 14
Temperature Control Operation (Thermistors)-------------------------------------------- 15
Factory Set Freezer and Refrigerator settings---------------------------------------------- 16
Program Mode---------------------------------------------------------------------------------- 16
Mode A and Mode B Functions----------------------------------------------------------- 17
Temperature Offset Calibration------------------------------------------------------------ 18
Electronic Testing---------------------------------------------------------------------------- 19
WIRING DIAGRAMS
30” Wide All Freezer------------------------------------------------------------------------- 21
30” All Freezer 120V Supply and Light Circuit---------------------------- 22
30” All Freezer Sealed System----------------------------------------------- 23
30” All Freezer Icemaker------------------------------------------------------ 24
36” Wide All Freezer------------------------------------------------------------------------ 25
36” All Freezer 120V Supply and Light Circuit----------------------------- 26
36” All Freezer Sealed System------------------------------------------------ 27
36” All Freezer Icemaker------------------------------------------------------ 28
30” Wide All Refrigerator------------------------------------------------------------------- 29
30” All Refrigerator 120V Supply and Light Circuit----------------------- 30
30’ All Refrigerator Sealed System------------------------------------------- 31
36” Wide All Refrigerator------------------------------------------------------------------- 32
36” All Refrigerator 120V Supply and Light Circuit----------------------- 33
36” All Refrigerator Sealed System------------------------------------------- 34
Low Voltage Board Check Points----------------------------------------------------------- 35
Control Board Layout------------------------------------------------------------------------- 36
Control Box and Control Board Harness--------------------------------------------------- 37
Icemaker (All Freezer Only)---------------------------------------------------------------- 38-44
Sealed System--------------------------------------------------------------------------------- 45
24 VDC Power Supply----------------------------------------------------------------------- 45

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WARNINGS
To avoid electrical shock, which can cause severe personal injury or death, disconnect
power to the refrigerator using power switch before servicing. Wires removed during
disassembly must be replaced on proper terminals to insure correct earthing and
polarization. After servicing, reconnect power using power switch.
General Specifications
Model **FB304# **RB304# **FB364# **RB364#
Internal Volume Capacity (cu. Ft.) 15.9 18.2 19.1 22.8
Electrical Requirements 9.1 amps 5.7amps 9.5amps 6.5amps
115 VAC, 60 Hz
Refrigerant Type HFC-134a
Refrigerant Charge See Rating Label
Overall Width (includes Extrusion) 30in 30in 36in 36in
Overall Depth without Handle
(Includes Door Extrusions) 24 inches
Overall Height (Extended Mobility
Legs to Top of Air Grille) 82-3/4 to 84-1/16 inches

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VCC COMPRESSOR SPECIFICATIONS (All Freezer)
Viking Application – AF 36/30 VEGY8H
Model # -- AF 36/30 VEGY8H
Inverter # -- AF 36/30 PE970449
Nominal BTU/HR –AF 36 392
--AF 30 375
BTU/HR Range – AF 36/30 450 / 1090
Nominal Watts – AF 36 115
-- AF 30 110
Watt Range – AF 36/30 74-197
Frequency HZ --
Energy – AF 36/30 75
Pull Down—AF 36/30 114.67
Frequency Range – AF 36/30 53.33 – 150 HZ
Resistance @ 77º F – AF 36/30
Run Winding-- 6.40 Ω
Start Winding-- 6.40 Ω
Amperage – AF 36/30
Lock Motor -- 3.3 amps
Full Load -- 3.3 amps
Oil – AF 36/30
Type-- ICI/RL10H
Fluid OZ. -- 14.54
CC -- 430
Refrigerant Type-- R134a
Motor Type-- 230V
Charged -- Max allowable H2O content I oil is 100 ppm for oil
charged compressors. Min allowable oil for pour
out is 400.00 CC or 13.5 Fluid oz.