Hoshizaki DKM-500BAH User manual

Hoshizaki
“A Superior Degree
of Reliability”
www.hoshizaki.com
Models
DKM-500BAH
DKM-500BWH
Crescent Cube Icemaker / Dispenser
Hoshizaki America, Inc.
PARTS LIST
™
Number: 71253
Issued: 11-15-2006
Revised: 3-10-2008


CONTENTS
Auxiliary Codes ...................................................................................................................... 3
Note About Ordering Parts .................................................................................................... 3
Material Abbreviations ........................................................................................................... 4
A. Ice Dispenser Assembly .................................................................................................... 5
DKM-500BAH .................................................................................................................... 5
DKM-500BWH ................................................................................................................... 8
B. Refrigeration Unit ............................................................................................................ 11
DKM-500BAH .................................................................................................................. 11
DKM-500BWH ................................................................................................................. 15
C. Water Circuit ................................................................................................................... 19
D. Control Box Assembly ..................................................................................................... 
DKM-500BAH .................................................................................................................. 
DKM-500BWH ................................................................................................................. 4
E. Bin Assembly .................................................................................................................. 6
F. Bin Cover Assembly ........................................................................................................ 8
G. Front Panel Assembly ..................................................................................................... 9
H. Label Location ................................................................................................................. 30
J. Fan Motor Assembly ........................................................................................................ 3
DKM-500BAH .................................................................................................................. 3
K. Mechanism Assembly ..................................................................................................... 33
L. Solenoid Assembly .......................................................................................................... 35
M. Shutter Assembly ........................................................................................................... 37
N. Gear Motor Assembly ..................................................................................................... 38
P. Accessories and Packaging ............................................................................................ 39

3
Auxiliary Codes
DKM-500BAH R-0 January 006
R-1 April 006
S-0 January 007
S-1 May 007
T-0 March 008
DKM-500BWH T-0 February 008
Auxiliary Code Breakdown
K-0
Designates the year. "K" indicates the year 000. Years progress or regress in alphabetical order.
"J" is 1999, "L" is 001, "M" is 00, and so on. The letters "I" and "O" were skipped.
Designates signicant part changes within the same year for this model. Base is 0 and this number
advances for each change.
Example: P-1
"P" indicates 004.
"1" indicates the rst signicant part change for 004.
Note About Ordering Parts
Most assemblies cannot be ordered as complete units; parts in the assemblies generally must be ordered
separately.

4
Material Abbreviations
ALUMINUM
AL = Aluminum
COPPER
CU = Copper
PLASTIC
ABS = Acrylonitrile -butadiene-styrene
AC = Polyacetal
EVA = Ethylene vinyl acetate
PA = Polyamide = Nylon
PC = Polycarbonate
PE = Polyethylene
PES = Polyester
PETP = Polyethylene terephthalate = Tetlon
PP = Polypropylene
PS = Polystyrene
PTFE = Polytetrauoroethylene = Teon
PUR = Polyurethane
PVC = Polyvinyl chloride
RUBBER
VN = Vinyl Nitrile
EPDM = EP rubber
NBR = Nitrile butadiene rubber
NR = Natural rubber
NP = Neoprene
SI.R = Silicone rubber
SY.R = Synthetic rubber
EPH = Epichlorohydrin
STEEL
GS = Galvanized steel
SS = Stainless steel
PS = Plated steel
PAS = Primed steel

5
A. Ice Dispenser Assembly
DKM-500BAH
R-0, R-1, S-0, S-1, T-0
33a
65
78
11
13
16
33 33a
30
5
6
C
DD1
17a
3
1

17
0
19
18 18a
B
H
EE
E1
FF1
GG1
1
44a
14a
14
15
7
8
9
1a
a
99a
99a
11a
1 1a
4
3 31
10a
10
Louver located
more slightly
towards front
on 3A4355A01
34a
34

6
Title: A. Ice Dispenser Assembly Model: DKM-500BAH
Index
No. Description
Material or
Model Number Part Number
Required Number
R-0
R-1
S-0
S-1 T-0
B Refrigeration Unit - 1A1071A01 1 1 1
C Water Circuit - A3808A01 1 1 1
D Control Box Assembly - A3608A01 1 1 1
D1 FT Screw 4×8, SS 7F3-0408 4 4 4
E Bin Assembly - A3581A01 1 1 -
A3581A0 1
E1 Hex Bolt w/Washer (LF) 8×0, SS 7B03080 4 4 4
E FT Screw 4×8, SS 7F3-0408 3 3 3
F Bin Cover Assembly - 3A3877A01 1 1 1
F1 Thumbscrew ABS, SS 434168G0 3 3 3
G Front Panel Assembly - 3A358A01 1 1 1
G1 FT Screw 4×8, SS 7F3-0408 1 1 1
H Label Location - A3768A01 1 1 1
1 Frame - 1A1177G01 1 1 1
1a FT Screw 4×8, SS 7F3-0408 3 3 3
 Rear Frame (A) - A357-01 1 1 1
a FT Screw 4×8, SS 7F3-0408 7 7 7
3 Side Frame (R) - 1A1075-01 1 1 1
3a FT Screw 4×8, SS 7F3-0408 5 5 5
4 Side Frame (L) - 3A3584-01 1 1 1
4a FT Screw 4×8, SS 7F3-0408 4 4 4
5 Square Washer Brass 433537-0 1 1 1
6 Screw-Grounding - 433304-0 1 1 1
7 Bushing SR-7K- 4047-0 1 1 1
8 Power Supply Cord - 4A050-01 1 1 1
9 Side Panel Includes item
10, Louver
3A3744A01  -
1 1
9a FT Screw 4×8, SS 7F3-0408 11 -
6 6
10 Louver 1A0547-01   
10a Push Retainer 4A414-01 6 6 6
11 Side Panel-(L1) SS A353G01 1 1 1
11a FT Screw 4×8, SS 7F3-0408 1 1 1
1 Side Panel-(R1) SS A359G01 1 1 1
1a FT Screw 4×8, SS 7F3-0408 1 1 1
13 Top Panel Assembly - 3A3583G01 1 1 1
14 Rear Panel - 3A3586-01 1 1 1
14a FT Screw 4×8, SS 7F3-0408 4 4 4
15 Hook - 4A3984-01 1 1 1
16 Air Filter - A06G01   
17 Drain Pan Assembly - A35G01 1 1 1
17a FT Screw 4×8, SS 7F3-0408 4 4 4
18 Fitting-Drain - 43879-01 1 1 1
18a Truss Head Screw 5×8, SS 7C3-0508   
19 Tee PVC 4A055-05 1 1 1
0 Hose Clamp 346 HC 150 4A017-03 4
1 Vinyl Hose-Clear L=195 4A0658L01 1

7
Title: A. Ice Dispenser Assembly Model: DKM-500BAH
Index
No. Description
Material or
Model Number Part Number
Required Number
R-0
R-1
S-0
S-1 T-0
 Vinyl Hose-Clear L=170 4A0658L01 1 -
L=19 1 1
3 Vinyl Hose L=550 7716-05 1 1 1
4 Hose Clamp 338 HC 953 4A017-01   
5 Front Insulation - A0664G01 1 1 1
6 Top Insulation - 15730G01 1 1 1
7 Wire Saddle VWS474-C 4A0338-03 5 5 5
8 Bracket / Evaporator - 4A4068-01 1 1 1
9 Bushing OCB-875 48394-04 1 1 1
30 Bushing SB-1500-1 40470-06 1 1 1
31 Rubber Gasket L=50 4A066L01 1 1 1
3 Front Panel Support - 4A4133G01 1 1 1
33 Evaporator Case - A3586G01 1 1 1
33a FT Screw 4×8, SS 7F3-0408 4 4 4
34 Side Panel (L) Includes
Louver (10)
3A4355A01 1 1
34a FT Screw 4×8, SS 7F3-0408 5 5

8
A. Ice Dispenser Assembly
DKM-500BWH
T-0
33a
65
78
11
13
10 10a
30
5
6
C
DD1
17a
3
1

17
0
19
18 18a
B
H
EE
E1
FF1
GG1
1
44a
14a
14
15
7
8
9
1a
a
99a
99a
11a
1 1a
4
16 31

9
Title: A. Ice Dispenser Assembly Model: DKM-500BWH
Index
No. Description
Material or
Model Number Part Number
Required Number
T-0
B Refrigeration Unit - 1A1480A01 1
C Water Circuit - A3808A0 1
D Control Box Assembly - A4574A01 1
D1 FT Screw 4×8, SS 7F3-0408 4
E Bin Assembly - A3581A0 1
E1 Hex Bolt w/Washer (LF) 8×0, SS 7B03080 4
E FT Screw 4×8, SS 7F3-0408 3
F Bin Cover Assembly - 3A3877A01 1
F1 Thumbscrew ABS, SS 434168G0 3
G Front Panel Assembly - 3A358A01 1
G1 FT Screw 4×8, SS 7F3-0408 1
H Label Location - A3768A0 1
1 Frame - 1A1177G01 1
1a FT Screw 4×8, SS 7F3-0408 3
 Rear Frame (A) - A357-01 1
a FT Screw 4×8, SS 7F3-0408 7
3 Side Frame (R) - 1A1075-01 1
3a FT Screw 4×8, SS 7F3-0408 5
4 Side Frame (L) - 3A3584-01 1
4a FT Screw 4×8, SS 7F3-0408 4
5 Square Washer Brass 433537-0 1
6 Screw-Grounding - 433304-0 1
7 Bushing SR-7K- 4047-0 1
8 Power Supply Cord - 4A050-01 1
9 Side Panel - 4A4483G01 
9a FT Screw 4×8, SS 7F3-0408 11
10 Evaporator Case - A3586G01 1
10a FT Screw 4×8, SS 7F3-0408 4
11 Side Panel-(L1) SS A353G01 1
11a FT Screw 4×8, SS 7F3-0408 1
1 Side Panel-(R1) SS A359G01 1
1a FT Screw 4×8, SS 7F3-0408 1
13 Top Panel Assembly - 3A3583G01 1
14 Rear Panel - A4484-01 1
14a FT Screw 4×8, SS 7F3-0408 4
15 Hook - 4A3984-01 1
16 Front Panel Suppport - 4A4133G01 1
17 Drain Pan Assembly - A35G01 1
17a FT Screw 4×8, SS 7F3-0408 4
18 Fitting-Drain - 43879-01 1
18a Truss Head Screw 5×8, SS 7C3-0508 
19 Tee PVC 4A055-05 1
0 Hose Clamp 346 HC 150 4A017-03 4
1 Vinyl Hose-Clear L=195 4A0658L01 1
 Vinyl Hose-Clear L=19 4A0658L01 1

10
Title: A. Ice Dispenser Assembly Model: DKM-500BWH
Index
No. Description
Material or
Model Number Part Number
Required Number
T-0
3 Vinyl Hose L=550 7716-05 1
4 Hose Clamp 338 HC 953 4A017-01 
5 Front Insulation - A0664G01 1
6 Top Insulation - 15730G01 1
7 Wire Saddle VWS474-C 4A0338-03 5
8 Bracket / Evaporator - 4A4068-01 1
9 Bushing OCB-875 48394-04 1
30 Bushing SB-1500-1 40470-06 1
31 Rubber Gasket L=50 4A066L01 1

11
B. Refrigeration Unit
1/2
DKM-500BAH
R-0, R-1, S-0, S-1, T-0
7
35
34
40
39
7a
7
4
38

1
B. Refrigeration Unit
2/2
DKM-500BAH
R-0, R-1, S-0, S-1, T-0
13
1
33
15
1
17
18

3
19
0
5 6
9b
8 9 9a
3736

1
3456
11
14
30
10
JJ1
c
8
9
16
a b
1a
8a
9a
31 3
41
31a
4

13
Title: B. Refrigeration Unit Model: DKM-500BAH
Index
No. Description
Material or
Model Number Part Number
Required Number
R-0
to
T-0
J Fan Motor Assembly - 3A3836A01 1
J1 Hex Head Bolt w/Washer (LF) 6×1, SS 7B03061 4
1 Compressor Base Assembly GS 4A383G01 1
1a Hex Head Bolt (SW) 8×16, SS 7B030816 4
 Compressor RS55CE-
CAA-19
4A1843-01 1
a Grommet 07-0073-00 434403-01 4
b Spacer 07-007-0 434404-01 4
c Bolt 8×45 437889-01 4
3 Protector Holder 03-0186-00 4A1843F04 1
4 Terminal Cover 505-031-01 4A1843F01 1
5 Protector 071-0518-0 4A1877-01 1
6 Spring Clip 006-013-0 4A1843F0 1
7 Compressor Insulation - 4A399-01 1
8 Condenser-Air Cooled - 1A1099-01 1
8a T Screw 4×8, SS 7P3-0408 
9 Shroud GS A3519-01 1
9a T Screw 4×8, SS 7P3-0408 8
10 Copper Tube (A)-High Side Includes
Strainer
A355G01 1
11 Copper Tube (B)-High Side - 3A3575G01 1
1 Copper Tube (A)-Low Side - 3A361-01 1
13 Copper Tube (B1)-Low Side - 3A3613-01 1
14 Copper Tube-HV - 3A3573-01 1
15 Copper Tube-HV - 4A3850-01 1
16 Copper Tube-Access Valve - 4A385G01 1
17 Heat Exchanger - A3568G01 1
18 Tee - 436000-08 1
19 Elbow - 4A1059-01 1
0 Elbow - 417395-03 1
1 Holder-Thermistor COPPER 47430-01 1
 Thermistor - 49006-06 1
3 Expansion Valve - 4A1870-01 1
4 Expansion Valve Cover - 4A1168-01 1
5 Holder-Expansion Valve 1/" 3A011-01 1
6 Clamp - 443461-01 1
7 Bracket-Solenoid GS 4A385-01 1
7a FT Screw 4×8, SS 7F3-0408 3
8 Valve Body-Hot Gas ATS-B7SHDU- 4A3978-01 1
9 Coil-Valve - 4A377-01 1
9a Bolt - 440353F01 1
9b FT Screw 4×8, SS 7F3-0408 
30 Drier - 4A666-01 1
31 Pressure Switch Bracket GS 434938-01 1
31a FT Screw 4×8 7P31-0408 1
3 Pressure Switch ACB-1UB09 433441-07 1

14
Title: B. Refrigeration Unit Model: DKM-500BAH
Index
No. Description
Material or
Model Number Part Number
Required Number
R-0
to
T-0
33 Evaporator Assembly - A356G01 1
34 Insulation Tube L=1554 776-040 1
35 Insulation Tube L=50 776-030 
36 Insulated Rubber Tube - 4A1008G01 1
37 Insulation Holder SS 4A390-01 1
38 Cable Tie CV-150 8911-0150 14
39 Insulation Tube L=150mm 776-0717 1
40 Insulation Tube L=170mm 776-1030 1
41 Strainer Included in
A355G01
4A0397-01 1
4 Insulation-Thermistor - 47441-01 1

15
B. Refrigeration Unit
1/2
DKM-500BWH
T-0
15
7a
7 9

345
ca b
11a
16
17
4
30a
30 30b
8 30a
30 30b
31
3
43 47
44 47
45 47
46 47
48

16
B. Refrigeration Unit
2/2
DKM-500BWH
T-0
0 1
10
66a 6b
77a
8
9
11
1
13
14
18
19

3
5 6
33 34
33a
35
36 37
36a
38
39
40
41 4 47

17
Title: B. Refrigeration Unit Model: DKM-500BWH
Index
No. Description
Material or
Model Number Part Number
Required Number
T-0
1 Compressor Base Assembly GS 4A383G01 1
1a Hex Head Bolt w/Washer (LF) 8×16 7B0130816 4
 Compressor RST55C1E-
CAA-0
4A4376-01 1
a Grommet 07-C10-04 4A593-01 4
b Spacer 08-0188-1 4A595-01 4
c Bolt Assembly 8×45 437889-01 4
3 Terminal Cover - 4A4376F01 1
4 Spring Clip - 4A4376F0 1
5 Protector - 4A634-0 1
6 Condenser-Water Cooled HS-0160 A359G01 1
6a Flat Washer - 4A0655-03 
6b Hex Head Bolt w/Washer (LF) 5×1, SS 7B03051 
7 Copper Tube(A)-Water Circuit - 3A151G01 1
7a Truss Head Screw 4×8 7C31-0408 
8 Copper Tube (B)-Water Circuit - 4A681G01 1
9 Copper Tube (A)-High Side - 3A4797G01 1
10 Copper Tube (B)-High Side - A457G01 1
11 Copper Tube (C)-High Side - 4A4447G01 1
1 Copper Tube (D)-High Side - 4A4449-01 1
13 Copper Tube (A)-Low Side - 3A361-01 1
14 Copper Tube (B1)-Low Side - 3A3613-01 1
15 Copper Tube-HV - 3A4741-01 1
16 Copper Tube-HV - 4A3850-01 1
17 Copper Tube-HV3 - 4A4490-01 1
18 Heat Exchanger - A450G01 1
19 Copper Tube-Access Valve - 4A4488G01 1
0 Holder-Thermistor COPPER 47430-01 1
1 Thermistor - 49006-06 1
 Insulation-Thermistor - 47441-01 1
3 Expansion Valve - 4A1870-01 1
4 Expansion Valve Cover - 4A1168-01 1
5 Holder-Expansion Valve 1/" - 3A011-01 1
6 Clamp - 443461-01 1
7 Bracket-Solenoid GS 4A385-01 1
7a FT Screw 4×8, SS 7F3-0408 
8 Valve Body-Liquid Line - 4A376-01 1
9 Valve Body-Hot Gas -4A3978-01 1
30 Coil-Valve - 4A377-01 
30a Bolt - 440353F01 
30b FT Screw 4×8, SS 7F3-0408 4
31 Strainer - 441569-01 1
3 Evaporator Assembly - A356G01 1
33 Water Regulator - 4A0911-06 1
33a Truss Head Screw 4×6 7C31-0406 
34 Male Connector - 4A1087-01 1
35 Drier 4A666-01 1
36 Pressure Switch Bracket GS 434938-01 1
36a FT Screw 4×8, SS 7F3-0408 1

18
Title: B. Refrigeration Unit Model: DKM-500BWH
Index
No. Description
Material or
Model Number Part Number
Required Number
T-0
37 Pressure Switch ACB-UB04 433441-05 1
38 Elbow - 4A1059-01 1
39 Elbow - 417395-03 1
40 Tee - 436000-08 1
41 Insulated Rubber Tube - 4A1008G01 1
4 Insulation Holder SS 4A390-01 1
43 Insulation Tube L=180mm 776-0717 1
44 Insulation Tube L=170mm 776-1030 1
45 Insulation Tube L=50mm 776-030 5
46 Insulation Tube L=385mm 776-040 1
47 Cable Tie - 8911-0150 16
48 Insulation (included in item 18,
Heat Exchanger)
L=08mm 776-040 1

19
7
8a
16
 a
10
6
8
91
11
13
14
15
6
18
17
19
7
3
11a 1b
a

5
33a
44a
9a
5a
10
3a
4 4a
5
9 9a
30
31
3 33
34
35
36
37
38
398
C. Water Circuit
DKM-500BAH, DKM-500BWH
R-0, R-1, S-0, S-1, T-0
37
38
38
40
Inlet Water
Valve
38
 a
38
Wash
Valve
Drain
Valve

0
Title: C. Water Circuit Model: DKM-500BAH, DKM-500BWH
Index
No. Description
Material or
Model Number Part Number
Required Number
R-0
to
S-0
S-1
T-0
1 Pump - A861-01 1 1
1a T Screw 4×16, SS 7P3-0416 4 4
1b Wellnut - 4A1070-01  
 Float Switch - 4A0886-03 1 -
4A364-03 1
a T Screw 4×8, SS 7P3-0408  
3 Float Switch Bracket ABS 37757-01 1 1
3a T Screw DKM-500BAH
4×1, SS
7P3-041  
DKM-500BWH
4×16, SS
7P3-0416  
4 Float Switch Cover - 3A0665-01 1 1
4a T Screw 4×1, SS 7P3-041 3 3
5 T Screw (pump ground) 4×8 7P31-0408 1 1
5a Tooth Washer (pump ground) M4, ZN 7R1-0400 1 1
6 Water Supply Pipe - 3A3589G01 1 1
7 Rubber Gasket - 413854-03 1 1
8 Water Valve DKM-500BAH 3U0150-01 1 1
DKM-500BWH 3U0111-04 1
8a Truss Head Screw 4×8, SS 7C3-0408  
9 Water Valve Bracket GS 4A3900-01 1 1
9a FT Screw 4×8, SS 7F3-0408  
10 Water Supply Tee - 4A1006-01 1 1
11 Flange - 43967-01 1 1
1 Insulation (E) - 4A039-01 1 1
13 Water Supply Tube - A0079-01 1 1
14 Spray Tube - 1A060-0 1 1
15 Plug Santoprene 4A0176-01  
16 Elbow - 4A0393-01 1 1
17 Connecting Pipe - 3A1335-01 1 1
18 Rubber Ring - 4A1004-01 1 1
19 Bypass Hose - 4A1005-01 1 1
0 Insulation (A1) Bypass Hose - 4A159-01 1 1
1 Insulation (A) Bypass Hose - 4A160-01 1 1
 Solenoid Valve - 4A37-01  
a Truss Head Screw 4×8, SS 7C3-0408 4 4
3 Solenoid Cover GS 4A0996-01 1 1
3a FT Screw 4×8, SS 7F3-0408  
4 WV Cover GS 4A419-01 1 1
4a FT Screw 4×8, SS 7F3-0408  
5 Joint Pipe - 43939-01 1 1
6 Vinyl Hose L=55 7716-1519 1 1
7 Vinyl Hose L=315 7716-1519 1 1
8 Pump Hose - 4A1007-01 1 1
9 Barrier-Pump GS 4A393-01 1 1
9a FT Screw 4×8, SS 7F3-0408  