Hoshizaki KM-320MAH User manual

Hoshizaki
“A Superior Degree
of Reliability”
www.hoshizaki.com
Models
KM-320MAH
KM-320MWH
Modular Crescent Cuber
Hoshizaki America, Inc.
Number: 71250
Issued: 2-13-2006
Revised: 2-20-2006
PARTS LIST

2
CONTENTS
Auxiliary Codes ...................................................................................................................... 3
Note About Ordering Parts .................................................................................................... 3
Material Abbreviations ........................................................................................................... 4
A. Ice Cuber Assembly .......................................................................................................... 5
KM-320MAH ...................................................................................................................... 5
KM-320MWH ..................................................................................................................... 7
B. Refrigeration Circuit ........................................................................................................... 9
KM-320MAH ...................................................................................................................... 9
KM-320MWH ................................................................................................................... 13
C. Water Circuit .................................................................................................................... 17
KM-320MAH, KM-320MWH ............................................................................................ 17
D. Control Box Assembly ..................................................................................................... 20
KM-320MAH, KM-320MWH ............................................................................................ 20
E. Label Location ................................................................................................................. 22
KM-320MAH .................................................................................................................... 22
KM-320MWH ................................................................................................................... 24
F. Pump Motor Assembly ..................................................................................................... 26
KM-320MAH, KM-320MWH ............................................................................................ 26
G. Control Assembly ............................................................................................................ 27
KM-320MAH, KM-320MWH ............................................................................................ 27
H. Accessories ..................................................................................................................... 28
KM-320MAH, KM-320MWH ............................................................................................ 28

3
Auxiliary Codes
KM-320MAH Q-0 September 2005
R-1 February 2006
KM-320MWH Q-0 September 2005
R-1 February 2006
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 = Polytetrafluoroethylene = Teflon
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
AUXILIARY CODE
K-0
Designates the year. "K" indicates the year 2000. Years progress or regress in alphabetical order.
"J" is 1999, "L" is 2001, "M" is 2002, and so on. The letters "I" and "O" were skipped.
Designates significant part changes within the same year for this model. Base is 0 and this number
advances for each change.
Example: P-1
"P" indicates 2004.
"1" indicates the first significant part change for 2004.

5
A. Ice Cuber Assembly
KM-320MAH
Q-0, R-1
1
B
C
D
E
D1
2
2a
3
3a
3b
4
5
67
89
10
11
6a 7a
12
13
14
15
15a
16
17
17a
18
19 19a
20
21
22
23
24
25
26
14a

6
Title: A. Ice Cuber Assembly Model: KM-320MAH
Index
No. Description
Material or
Model Number Part Number
Required Number
Q-0
R-1
B Refrigeration Circuit - 1A1059A01 1
C Water Circuit - 1A0283A06 1
D Control Box Assembly - 2A3515A01 1
D1 T2 Screw 4×8 7P31-0408 4
E Label Location - 3A3620A01 1
1 Evaporator Case - 1A0579G05 1
2 Base - 2A2146G10 1
2a FT Screw 4×8 7F31-0408 7
3 Frame ABS 3A2503G01 1
3a Truss Head Screw 4×8, SS 7C32-0408 1
3b Truss Head Screw 4×25, SS 7C32-0425 2
4 Square Washer BRASS 433537-02 1
5 Screw - Grounding BRASS 433304-02 1
6 Top Frame GS 332443-01 1
6a T2 Screw 4×8 7P31-0408 4
7 Side Frame GS 3A2782-01 1
7a T2 Screw 4×8 7P31-0408 2
8 Bulb Holder PE 328919-01 1
9 Spacer PE 443545-01 1
10 Thumbscrew SS, ABS 415949G10 2
11 Base Cover SS 321525G01 1
12 Top Insulation PP 215730G01 1
13 Front Insulation PP 215731G01 1
14 Side Panel (R) SS 2A2117G01 1
14a T2 Screw 4×8, SS 7P32-0408 1
15 Control Box Cover GS 3A2476-01 1
15a T2 Screw 4×8 7P31-0408 1
16 Front Panel SS 2A2141G01 1
17 Louver (A) - 1A0547-01 1
17a Push Retainer - 4A2414-01 3
18 Side Panel (R) Base SS 2A2147-01 1
19 Barrier – Insulation - 4A1167-01 1
19a T2 Screw 4×8 7P31-0408 2
20 Top Panel SS
(3A1890A01)
2A2133-01 1
21 Gasket PVC
(3A1890A01)
427014-04 2
22 Insulation PE FOAM
(3A1890A01)
438012-01 1
23 Air Filter (A) - 2A2062G01 1
24 Gasket L=554 4A0808L02 1
25 Gasket (A) (3A1890A01) 324859-03 1
26 Deflector SS 4A1951-01 1

7
A. Ice Cuber Assembly
KM-320MWH
Q-0, R-1
1
B
C
D
E
D1
2
2a
3
3a
3b
4
5
6 7
89
10
11
6a
7a
12
13
14
15
15a
17
16
18 18a
20
21
22
23
24
19
14a

8
Title: A. Ice Cuber Assembly Model: KM-320MWH
Index
No. Description
Material or
Model Number Part Number
Required Number
Q-0
R-1
B Refrigeration Circuit - 1A1062A01 1
C Water Circuit - 1A0283A06 1
D Control Box Assembly - 2A3515A02 1
D1 T2 Screw 4×8 7P31-0408 4
E Label Location - 3A3621A01 1
1 Evaporator Case - 1A0579G05 1
2 Base - 2A2146G11 1
2a FT Screw 4×8 7F31-0408 7
3 Frame ABS 3A2503G01 1
3a Truss Head Screw 4×8, SS 7C32-0408 1
3b Truss Head Screw 4×25, SS 7C32-0425 2
4 Square Washer BRASS 433537-02 1
5 Screw - Grounding BRASS 433304-02 1
6 Top Frame GS 332443-01 1
6a T2 Screw 4×8 7P31-0408 4
7 Side Frame GS 3A2782-01 1
7a T2 Screw 4×8 7P31-0408 2
8 Bulb Holder PE 328919-01 1
9 Spacer PE 443545-01 1
10 Thumbscrew SS, ABS 415949G10 2
11 Base Cover SS 321525G01 1
12 Top Insulation PP 215730G01 1
13 Front Insulation PP 215731G01 1
14 Side Panel (R) SS 2A2117G01 1
14a T2 Screw 4×8, SS 7P32-0408 1
15 Control Box Cover GS 3A2476-01 1
15a T2 Screw 4×8 7P31-0408 1
16 Front Panel SS 2A2150G01 1
17 Gasket L=554 4A0808L02 1
18 Barrier – Insulation - 4A1167-01 1
18a T2 Screw 4×8 7P31-0408 2
19 Deflector SS 4A1951-01 1
20 Top Panel SS
(3A1890A01)
2A2133-01 1
21 Gasket PVC
(3A1890A01)
427014-04 2
22 Insulation PE FOAM
(3A1890A01)
438012-01 1
23 Side Panel (R) Base SS 2A2147-01 1
24 Gasket (A) (3A1890A01) 324859-03 1

9
B. Refrigeration Circuit
(1/2)
KM-320MAH
Q-0, R-1
Thermistor Attachment
33 34 45
2a
2
4a
4
17 17a
28
28
32 32a
31
36
35
37
37
38
39
40
41
44 44a
43
42
45
45
45
45
46

10
B. Refrigeration Circuit
(2/2)
KM-320MAH
Q-0, R-1
1a
1
3a
3
5a
55b 5c 6 7 8
9a
910 10a
11
12 13
14
15 16
18
19
20
21
22
23
24
25
26
27
29 29a 30 30a
47
47

11
Title: B. Refrigeration Circuit Model: KM-320MAH
Index
No. Description
Material or
Model Number Part Number
Required Number
Q-0
R-1
1 Condenser - 2A3476-01 1
1a T2 Screw 4×8 7P31-0408 2
2 Shroud GS 2A0606-01 1
2a T2 Screw 4×8 7P31-0408 2
3 Barrier GS 433693-04 1
3a T2 Screw 4×8 7P31-0408 2
4 Rear Panel GS 3A0562-01 1
4a T2 Screw 4×8 7P31-0408 3
5 Compressor ASE32C3E-
CAA-254
4A2456-01 1
5a Bolt 8×40 437889-02 4
5b Spacer - 4A2500-01 4
5c Grommet 027-C210-03 4A2281-01 4
6 Terminal Cover - 4A2456F01 1
7 Protector Retainer - 4A2456F02 1
8 Protector - 4A2499-01 1
9 Fan Motor Bracket GS 327179-01 1
9a Hex Head Bolt w/Washer (LF) 5×12 7B0130512 4
10 Fan Motor 5KCP84DFK148S 4A3158-01 1
10a Self-locking Nut NO. 8-32 7N21I0832 4
11 Fan Blade AD10CW32 444898-01 1
12 Drier C-03E126 4A2666-01 1
13 Nylon Tie PLWP3H-TL 8911-0301 1
14 Expansion Valve - 4A1414-01 1
15 Holder / Exp. Valve – 3/8 SS 3A0107-01 1
16 Clamp SS 443461-02 1
17 Evaporator Assembly - 2A3526G01 1
17a T2 Screw 4×16, SS 7P32-0416 4
18 Heat Exchanger - 2A3428G01 1
19 Copper Tube (A) - High Side COPPER 2A3830G01 1
20 Copper Tube (B) - Low Side COPPER 2A3570-01 1
21 Copper Tube (B) - High Side COPPER 4A1823-02 1
22 Copper Tube (C) - High Side COPPER 4A3814-01 1
23 Copper Tube (C) - Low Side COPPER 4A3832-01 1
24 Copper Tube (D) - High Side COPPER 3A3956G01 1
25 Copper Tube (F) - High Side COPPER 3A3513-01 1
26 Copper Tube - Hot Gas COPPER 2A3517G01 1
27 Copper Tube - Access Valve COPPER 3A3537G01 1
28 Access Valve - 457729-01 2
29 Valve Body ADS-15HDU-8 3U0151-01 1
29a Bolt M4×0.7×6 3U0151F02 1
30 Coil - Valve ADS-
C12ZHDU-2
3U0151F01 1
30a Truss Head Screw 4×6 7C31-0406 2
31 Pressure Switch ACB-1UB09 433441-07 1
32 Pressure Switch Bracket GS 434938-01 1
32a T2 Screw 4×8 7P31-0408 1

12
Title: B. Refrigeration Circuit Model: KM-320MAH
Index
No. Description
Material or
Model Number Part Number
Required Number
Q-0
R-1
33 Thermistor - 429006-03 1
34 Holder - Thermistor COPPER 427430-01 1
35 Insulation - Thermistor (A) PE FOAM 439368-01 1
36 Insulation - Thermistor (B) PE FOAM 439368-02 1
37 Insulation Tube L=40 7762-1020 2
38 Insulation Tube L=240 7762-1030 1
39 Insulation Tube L=390 7762-1630 1
40 Insulation Tube L=150 7762-2943 1
41 Expansion Valve Cover PE FOAM 3A0944-01 1
42 Rubber Insulation (A) EPDM 3A1044-01 1
43 Rubber Insulation (B) EPDM 3A1045-01 1
44 Insulation Holder - 4A1550-01 1
44a T2 Screw 4×8, SS 7P32-0408 2
45 Cable Tie CV-200
(PLT-2M)
7920-0010 9
46 Wire Saddle VWS4218-C 4A0338-01 9
47 End Cap - 4A2666F01 2

13
B. Refrigeration Circuit
(1/2)
KM-320MWH
Q-0, R-1
Thermistor Attachment
31
15 15a
14
36
35
39 39a
38
37
45
32 33 34
11 11a
26
34
34
26
34
34
34
41
45
45
46
47
48
51

14
B. Refrigeration Circuit
(2/2)
KM-320MWH
Q-0, R-1
1a
1
2a
22b 2c 3 4 5
42
42a
29 30
23
24
25
27
12 12a 13 13a
6a
6
78
9
10
17 17a
16
18
19
20
21
22 28
40
43 43a 44 44a
49
50
9

15
Title: B. Refrigeration Circuit Model: KM-320MWH
Index
No. Description
Material or
Model Number Part Number
Required Number
Q-0
R-1
1 Rear Panel GS 2A1426-01 1
1a T2 Screw 4×8 7P31-0408 5
2 Compressor ASE32C3E-
CAA-254
4A2456-01 1
2a Bolt 8×45 437889-01 4
2b Spacer - 4A2500-01 4
2c Grommet 027-C210-03 4A2281-01 4
3 Protector - 4A2499-01 1
4 Terminal Cover - 4A2456F01 1
5 Protector Retainer - 4A2456F02 1
6 Condenser - Water-Cooled HS-0160 2A2359G01 1
6a Hex Head Bolt w/Washer (LF) 5×10, SS 7B0230510 2
7 Drier C-03E126 4A2666-01 1
8 Nylon Tie PLWP3H-TL 8911-0301 1
9 End Cap - 4A2666F01 2
10 Expansion Valve HFE-10NHD-2 4A1414-01 1
11 Evaporator Assembly - 2A3526G01 1
11a T2 Screw 4×16, SS 7P32-0416 4
12 Valve Body ADS-15HDU-8 3U0151-01 1
12a Bolt M4×0.7×6 3U0151F02 1
13 Coil - Valve ADS-
C12ZHDU-2
3U0151F01 1
13a Truss Head Screw 4×6 7C31-0406 2
14 Pressure Switch ACB-2UB04 433441-05 1
15 Pressure Switch Bracket GS 434938-01 1
15a T2 Screw 4×8 7P31-0408 1
16 Male Connector 48F-8-6 4A1087-01 1
17 Water Regulator V46DA-5 4A0911-06 1
17a Truss Head Screw 4×8 7C31-0408 2
18 Copper Tube (A) - High Side COPPER 2A3830G01 1
19 Copper Tube (B) - High Side COPPER 3A3554-01 1
20 Copper Tube (C) - High Side COPPER 4A3819G01 1
21 Copper Tube (D) - High Side COPPER 3A3957G01 1
22 Copper Tube (B) - Low Side COPPER 2A3570-01 1
23 Heat Exchanger - 2A3428G01 1
24 Copper Tube (C) - Low Side COPPER 4A3832-01 1
25 Copper Tube - Hot Gas COPPER 2A3517G01 1
26 Access Valve - 457729-01 2
27 Copper Tube (A) - Water Circuit COPPER 3A1251G01 1
28 Copper Tube (B) - Water Circuit COPPER 4A2681G01 1
29 Holder/Exp. Valve - 3/8 - 3A0107-01 1
30 Clamp SS 443461-02 1
31 Expansion Valve Cover PE FOAM 3A0944-01 1
32 Thermistor - 429006-03 1
33 Holder - Thermistor - 427430-01 1

16
Title: B. Refrigeration Circuit Model: KM-320MWH
Index
No. Description
Material or
Model Number Part Number
Required Number
Q-0
R-1
34 Cable Tie CV-200 (PLT-
2M)
7920-0010 10
35 Insulation - Thermistor (A) PE FOAM 439368-01 1
36 Insulation - Thermistor (B) PE FOAM 439368-02 1
37 Rubber Insulation (A) EPDM 3A1044-01 1
38 Rubber Insulation (B) EPDM 3A1045-01 1
39 Insulation Holder - 4A1550-01 1
39a T2 Screw 4×8, SS 7P32-0408 2
40 Copper Tube - Access Valve COPPER 3A3537G01 1
41 Wire Saddle VWS4218-C 4A0338-01 9
42 Valve Bracket GS 4A3818-01 1
42a T2 Screw 4×8 7P31-0408 2
43 Valve Body - 440352-01 1
43a Bolt M4×0.7×6 3U0151F02 1
44 Coil - Valve - 440353-01 1
44a Truss Head Screw 4×6 7C31-0406 2
45 Insulation Tube L=40 7762-1020 3
46 Insulation Tube L=240 7762-1030 1
47 Insulation Tube L=390 7762-1630 1
48 Insulation Tube L=150 7762-2943 1
49 Copper Tube (E) - High Side COPPER 3A3611-01 1
50 Copper Tube (F) - High Side COPPER 3A3556-01 1
51 Elbow COPPER 417395-02 1

17
C. Water Circuit
KM-320MAH, KM-320MWH
Q-0, R-1
F
F1
F2
F3
F4
1a
1
2
3a
3
4
5
67
8
9
10
10a
11
12
13
13
13
14
15 15a
16
17
18
19
20
21
22
23
23a
24
25
26
27
28
29
30
31 31a
32 32a
33 33a
34
35
36
37
38
39
40
41
42 44
43
45
46
47 47a 47b
48
13

18
Title: C. Water Circuit Model: KM-320MAH, KM-320MWH
Index
No. Description
Material or
Model Number Part Number
Required Number
Q-0
R-1
F Pump Motor Assembly HS-0176 3A2638A03 1
F1 Truss Head Screw 4×16, SS 7C32-0416 1
F2 Flat Washer M4, SS 7W22-0400 1
F3 Split Lock Washer M4, SS 7L22-0400 1
F4 Hex Nut M4, SS 7N12-0400 1
1 Water Supply Pipe COPPER 4A0768G04 1
1a T2 Screw 4×8 7P31-0408 2
2 Rubber Gasket NR 413854-03 1
3 Water Valve Bracket GS 321443-01 1
3a T2 Screw 4×8 7P31-0408 1
4 Water Valve 3248-647 3U0150-01 1
5 Hose Clamp SS, 18mm 427443-05 1
6 Spray Tube PE 1A0260-02 1
7 Spray Guide (A) PE 208586-01 6
8 Cube Guide ABS 212088-01 1
9 Suction Hose EPDM 433466-01 1
10 Pump Motor Bracket PC 211408-01 1
10a Flat Head Screw 4×12, SS 7F32-0412 1
11 Vinyl Hose L=250 7716-2025 1
12 Vinyl Hose L=110 7716-2025 1
13 Hose Clamp SS, 25mm 427443-03 9
14 "O" Ring 1AG35 7611-G035 1
15 Valve Housing - Drain ABS 321001-01 1
15a T2 Screw 4×10, SS 7P32-0410 3
16 Spring SS 322110-01 1
17 Valve Sheet EPDM 433705-01 1
18 Drain Hose SANTOPRENE 433468-01 1
19 Overflow Cap PE 321002-01 1
20 Overflow Pipe ABS 430722-08 1
21 "O" Ring EPDM 4A1234-01 1
22 Connector – Float Switch EPDM 426799-01 1
23 Float Switch 213095 4A3624-01 1
23a T2 Screw 4×12, SS 7P32-0412 2
24 Silicone Hose L=140 7730I3896 1
25 Wire Saddle VWS4238-C 4A0338-02 4
26 Tee SANTOPRENE 4A0177-01 1
27 Bushing OCB-750 428394-01 1
28 Flange EPDM 439267-01 1
29 Distributor EPDM 432426-01 1
30 Rubber Ring EPDM 439236-01 1
31 Handle JH1352 215383-01 1
31a T2 Screw 4×8 7P31-0408 1
32 Valve Holder GS 3A1178-01 1
32a FT Screw 4×8 7F31-0408 3

19
Title: C. Water Circuit Model: KM-320MAH, KM-320MWH
Index
No. Description
Material or
Model Number Part Number
Required Number
Q-0
R-1
33 Microswitch V7-1C17D8-207 4A2546-01 1
33a Tapping Screw 3×14 431415-02 2
34 Water Supply Tube PE 2A0079-01 1
35 Corner Insulation (A) PE FOAM 439376-01 1
36 Corner Insulation (B) PE FOAM 439392-01 1
37 Hose Clamp SS, 20mm 427443-06 1
38 Ball Valve (S-0761), PVC 439293-01 1
39 Male Adaptor ABS 325826-01 2
40 "O" Ring IAP18 7611-P018 2
41 Insulation (E) PE FOAM 4A0392-01 1
42 Insulation Tube L=190 7762-2636 1
43 Silicone Hose L=140 7730I3812 1
44 Rubber Hose (D) EPDM 4A1551-04 1
45 Rubber Hose (C) SANTOPRENE 4A1551-03 1
46 Plug EPDM 4A0176-01 2
47 Deflector (A) ABS 3A3500-01 1
47a Collar ABS 435269-01 2
47b T2 Screw 4×16, SS 7P32-0416 2
48 Thumbscrew SS, ABS 415949G12 1

20
D. Control Box Assembly
KM-320MAH, KM-320MWH
Q-0, R-1
GG1 1
2a
2
3a
3
5a
5
4
6a
6
7a
7
89
10
11 12
13
14 15
16 16a
17