Hoshizaki Temp Guard RH1-SSB User manual

PARTS LIST
ISSUED: March 8, 1999
REACH-INS
Reliability is a
beautiful thingTM
REVISED: June 7, 2005
ITEM #: 71225
RH1-SSB(-HD)
RH2-SSB(-HD)
RH3-SSB(-HD)
TempGuardTM Models

2
CONTENTS
Auxiliary Codes ...................................................................................................................... 4
Note About Ordering Parts .................................................................................................... 4
Material Abbreviations ........................................................................................................... 5
A. Reach-In ............................................................................................................................ 6
RH1-SSB(-HD) .................................................................................................................. 6
RH2-SSB(-HD) .................................................................................................................. 9
RH3-SSB(-HD) ................................................................................................................ 12
B. Refrigeration System ....................................................................................................... 15
RH1-SSB(-HD) ................................................................................................................ 15
RH2-SSB(-HD) ................................................................................................................ 19
RH3-SSB(-HD) ................................................................................................................ 23
C. Panel-Front Hinged Assembly ......................................................................................... 27
RH1-SSB(-HD), RH2-SSB(-HD), RH3-SSB(-HD) ........................................................... 27
D. Body-Final ....................................................................................................................... 28
RH1-SSB ......................................................................................................................... 28
RH1-SSB-HD .................................................................................................................. 31
RH2-SSB ......................................................................................................................... 34
RH2-SSB-HD .................................................................................................................. 37
RH3-SSB ......................................................................................................................... 40
RH3-SSB-HD .................................................................................................................. 43
E. Control Panel Assembly .................................................................................................. 46
RH1-SSB(-HD) ................................................................................................................ 46
RH2-SSB(-HD) ................................................................................................................ 47
RH3-SSB(-HD) ................................................................................................................ 48
F. Label Location .................................................................................................................. 49
RH1-SSB(-HD) ................................................................................................................ 49
RH2-SSB(-HD) ................................................................................................................ 50
RH3-SSB(-HD) ................................................................................................................ 51
G. Evaporator Shroud Assembly ......................................................................................... 52
RH1-SSB(-HD) ................................................................................................................ 52
RH2-SSB(-HD), RH3-SSB(-HD) ..................................................................................... 54
H. Evaporator Assembly ...................................................................................................... 55
RH1-SSB(-HD) ................................................................................................................ 55
RH2-SSB(-HD), RH3-SSB(-HD) ..................................................................................... 56
J. Condenser Assembly ....................................................................................................... 57
RH1-SSB(-HD) ................................................................................................................ 57
RH2-SSB(-HD), RH3-SSB(-HD) ..................................................................................... 60
K. Control Box Assembly ..................................................................................................... 64
RH1-SSB(-HD) ................................................................................................................ 64
RH2-SSB(-HD) ................................................................................................................ 65
RH3-SSB(-HD) ................................................................................................................ 66
KK. Common Control Box .................................................................................................... 68
RH1-SSB(-HD), RH2-SSB(-HD), RH3-SSB(-HD) ........................................................... 68

3
L. Body-Prefinal ................................................................................................................... 70
RH1-SSB(-HD) ................................................................................................................ 70
RH2-SSB(-HD) ................................................................................................................ 72
RH3-SSB(-HD) ................................................................................................................ 74
M. Door-Right ...................................................................................................................... 76
RH1-SSB, RH2-SSB, RH3-SSB ...................................................................................... 76
N. Door-Left ......................................................................................................................... 78
RH2-SSB, RH3-SSB ....................................................................................................... 78
P. Door-Half (UR) ................................................................................................................. 80
RH1-SSB-HD, RH2-SSB-HD, RH3-SSB-HD ................................................................... 80
Q. Door-Half (LR) ................................................................................................................. 81
RH1-SSB-HD, RH2-SSB-HD, RH3-SSB-HD ................................................................... 81
R. Door-Half (UL) ................................................................................................................. 82
RH2-SSB-HD, RH3-SSB-HD ........................................................................................... 82
S. Door-Half (LL) .................................................................................................................. 83
RH2-SSB-HD, RH3-SSB-HD ........................................................................................... 83
T. Mullion-Horizontal ............................................................................................................ 84
RH1-SSB-HD .................................................................................................................. 84
U. Mullion-Vertical ................................................................................................................ 85
RH2-SSB, RH3-SSB ....................................................................................................... 85
V. Mullion-Cross ................................................................................................................... 87
RH2-SSB-HD, RH3-SSB-HD ........................................................................................... 87
W. Mullion-Tee (L) ................................................................................................................ 89
RH3-SSB-HD .................................................................................................................. 89
X. Literature & Packaging .................................................................................................... 91
RH1-SSB(-HD) ................................................................................................................ 91
RH2-SSB(-HD) ................................................................................................................ 92
RH3-SSB(-HD) ................................................................................................................ 93

4
Auxiliary Codes
Note About Ordering Parts
Most assemblies cannot be ordered as complete units; parts in the assemblies generally must
be ordered separately.
RH1-SSB
H-0 July 1998
J-0 December 1998
J-1 October 1999
L-5 January 2001
M-5 December 2001
M-6 October 2002
N-5 December 2002
N-6 January 2003
N-7 October 2003
P-5 December 2003
Q-5 December 2004
RH1-SSB-HD
H-0 September 1998
J-0 March 1999
J-1 October 1999
M-5 July 2002
M-6 August 2002
N-5 December 2002
N-6 February 2003
P-5 February 2004
Q-5 December 2004
RH2-SSB
H-0 July 1998
J-0 December 1998
J-1 October 1999
L-5 January 2001
M-5 December 2001
M-6 August 2002
N-5 December 2002
N-6 January 2003
P-5 January 2004
Q-5 December 2004
RH2-SSB-HD
H-0 September 1998
J-0 March 1999
J-1 October 1999
M-5 May 2002
N-6 February 2003
P-5 January 2004
Q-5 February 2005
RH3-SSB
H-0 June 1998
J-0 December 1998
J-1 October 1999
L-5 March 2001
M-5 December 2001
M-6 September 2002
N-5 December 2002
N-6 April 2003
P-5 January 2004
Q-5 January 2005
RH3-SSB-HD
J-0 February 1999
J-1 October 1999

5
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-5
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 5 (0 for auxiliary
codes prior to L) and this number advances for each change.
Example: P-6
"P" indicates 2004.
"6" indicates the first significant part change for 2004.

6
A. Reach-In
RH1-SSB(-HD)
H-0, J-0, J-1, K-0
EE1
3
4
BB1 B2 B3
4a 4b
55a 5b
678
1
2
1a 1b
2a 2b 2c
D
F

7
A. Reach-In
RH1-SSB(-HD)
L-5, M-5, M-6, N-5, N-6, N-7, P-5, Q-5
EE1
4
BB1 B2 B3
4a 4b
55b
678
1
2
1a
2a 2b 2c
D
2d 2e
11 11a
CC1 C2 C3
910
F

8
Title: A. Reach-In Model: RH1-SSB(-HD)
Index
No. Description
Material or
Model Number Part Number
Required Number
H-0
to
K-0
L-5
to
N-5
N-6
to
Q-5
B Refrigeration System - 1A0297A01 1 1 1
B1 Bolt Assembly 8×45 437889-01 5 5 5
B2 Truss Head Screw 5×25, SS 7C32-0525 2 2 2
B3 Washer 5 7W22-0500 2 2 2
C Panel – Front Hinged Assembly - 2A2011A01 1 1
C1 Clevis Pin - 8907-0102 2 2
C2 Cotter Pin - 8907-0103 2 2
C3 Flat Washer - 4A0655-03 2 2
D Body – Final RH1-SSB 1A0299A01 1 1 1
RH1-SSB-HD 1A0360A01 1 1 1
E Control Panel Assembly - 2A1269A02 1 1 1
E1 T2 Screw 4×8, SS 7P32-0408 6 6 6
F Label Location RH1-SSB 2A1042A02 1 1 1
RH1-SSB-HD 2A1042A03 1 1 1
1 Gusset – Side, Top GS 3A1006-01 1 -
3A1520-01 1 -
Gusset – Frame 4A2845-01 1
1a T2 Screw 4×8, SS 7P32-0408 2 4 4
1b Truss Head Screw 5×10, SS 7C32-0510 2 -
2 Panel – Side, Top SS 2A0615-02 2 -
2A1800-01 2 2
2a Insert – Threaded M5 4A0407-01 10 4 4
2b Taper Collar SS 4H0171-01 4 4 4
2c Countersunk Screw 5×20, SS 7C42-0520 4 4 4
2d T2 Screw 4×8, SS 7P32-0408 4 4
2e Truss Head Screw 5×10, SS 7C32-0510 2 2
3 Panel – Front SS 1A0119-01 1 -
See "C"
above
4 UL – Cover Assembly Top GS 2A1305G01 1 1 -
2A2757G01 1
4a Truss Head Screw 5×10, SS 7C32-0510 3 -
4b T2 Screw 4×8, SS 7P32-0408 2 5 5
5 Cover – UL, Rear GS 2A0956-01 1 1 -
2A2752-01 1
5a Truss Head Screw 5×10, SS 7C32-0510 2 -
5b T2 Screw 4×8, SS 7P32-0408 2 4 4
6 Power Cord - 4A0520-01 1 1 1
7 Wire Clamp - 4A0809-02 1 1 1
8 Bushing - 420470-01 1 1 1
9 Bracket – Hinge - 4A2306-01 2 2
10 Spacer – Hinge NYLON 4A2473-01 2 2
11 Frame – Side Top - 2A1803-01 2 2
11a Truss Head Screw 5×10, SS 7C32-0510 8 8

9
A. Reach-In
RH2-SSB(-HD)
H-0, J-0, J-1, K-0
EE1
3
4
BB1 B2 B3
4a 4b
55a 5b
678
1
2
1a 1b
2a 2b 2c
D
F

10
A. Reach-In
RH2-SSB(-HD)
L-5, M-5, M-6, N-5, N-6, P-5, Q-5
EE1
4
BB1 B2 B3
4a 4b
55b
678
1
2
1a
2a 2b
2c
D
2d 2e
11 11a
910
F
CC1
C2 C3

11
Title: A. Reach-In Model: RH2-SSB(-HD)
Index
No. Description
Material or
Model Number Part Number
Required Number
H-0 J-0
J-1
K-0
L-5
to
Q-5
B Refrigeration System 1A0319A01 1 1 1 1
B1 Bolt Assembly 8×45 437889-01 6 6 6 6
B2 Hex Bolt 8×70 7B01-0870 2 2 2 2
B3 Washer 8, SS 7W22-0800 2 2 2 2
C Panel – Front Hinged Assembly - 2A2011A02 1
C1 Clevis Pin - 8907-0102 2
C2 Cotter Pin - 8907-0103 2
C3 Flat Washer - 4A0655-03 2
D Body – Final RH2-SSB 2A1215A02 1 1 1 1
RH2-SSB-HD 1A0370A01 1 1 1 1
E Control Panel Assembly - 2A1219A01 1 1 1 1
E1 T2 Screw 4×8, SS 7P32-0408 7 7 7 7
F Label Location RH2-SSB 3A0603G02 1 1 1 1
RH2-SSB-HD 3A0603G03 1 1 1 1
1 Gusset – Side, Top GS 3A1006-01 1 1 1 -
Gusset – Frame GS 4A2845-01 1
1a T2 Screw 4×8, SS 7P32-0408 2 2 2 4
1b Truss Head Screw 5×10, SS 7C32-0510 2 2 2 -
2 Panel – Side, Top SS 2A0615-02 2 2 2 -
2A1800-01 2
2a Insert – Threaded M5 4A0407-01 10 10 10 4
2b Taper Collar SS 4H0171-01 4 4 4 4
2c Countersunk Screw 5×20, SS 7C42-0520 4 4 4 4
2d Truss Head Screw 5×10, SS 7C32-0510 2
2e T2 Screw 4×8, SS 7P32-0408 4
3 Panel – Front SS 1A0040-01 1 1 1 -
See
"C"
above
4 Top UL Cover RH2-SSB
GS
2A1118-01 1 -
2A1118-02 1 1 1
RH2-SSB-HD
GS
2A1118-01 1 1 -
2A1118-02 1 1
4a Truss Head Screw 5×10, SS 7C32-0510 3 3 3 -
4b T2 Screw 4×8, SS 7P32-0408 2 2 2 5
5 Rear UL Cover GS 2A1117-01 1 1 1 1
5a Truss Head Screw 5×10, SS 7C32-0510 2 2 2 -
5b T2 Screw 4×8, SS 7P32-0408 3 3 3 5
6 Power Cord - 4A0520-01 1 1 1 1
7 Wire Clamp - 4A0809-02 1 1 1 1
8 Bushing - 420470-01 1 1 1 1
9 Bracket – Hinge - 4A2306-01 2
10 Spacer – Hinge NYLON 4A2473-01 2
11 Frame – Side Top - 2A1803-01 2
11a Truss Head Screw 5×10, SS 7C32-0510 8

12
A. Reach-In
RH3-SSB(-HD)
H-0, J-0, J-1, K-0
EE1
3
4
BB1 B2 B3
4a 4b
55a 5b
678
1
2
1a 1b
2a 2b 2c
D
F

13
A. Reach-In
RH3-SSB(-HD)
L-5, M-5, M-6, N-5, N-6, P-5, Q-5
EE1
4
BB1 B2 B3
4a 4b
55b
67 8
1
2
1a
2a 2b
2c
D
2d 2e
11 11a
C
910
F
C1
C2 C3

14
Title: A. Reach-In Model: RH3-SSB(-HD)
Index
No. Description
Material or
Model Number Part Number
Required Number
H-0 J-0
J-1
K-0
L-5
to
N-5
N-6
to
Q-5
B Refrigeration System - 1A0249A01 1 1 1 1 1
B1 Bolt Assembly 8×45 437889-01 6 6 6 6 6
B2 Hex Bolt 8×70 7B01-0870 2 2 2 2 2
B3 Washer 8 7W21-0800 2 2 2 2 2
C Panel – Front Hinged Assembly 2A2011A03 1 1
C1 Clevis Pin - 8907-0102 2 2
C2 Cotter Pin - 8907-0103 2 2
C3 Flat Washer - 4A0655-03 2 2
D Body – Final RH3-SSB 2A1133A01 1 1 1 1 1
RH3-SSB-HD 2A1400A01 1 1 1 1
E Control Panel Assembly - 2A1234A01 1 1 1 1 1
E1 T2 Screw 4×8, SS 7P32-0408 4 4 4 4 4
F Label Location RH3-SSB 3A1059G01 1 1 1 1 1
RH3-SSB-HD 3A1059G02 1 1 1 1
1 Gusset – Side, Top GS 3A1006-01 1 1 1 -
3A1520-01 1 -
Gusset – Frame 4A2845-01 1
1a T2 Screw 4×8, SS 7P32-0408 2 2 2 4 4
1b Truss Head Screw 5×10, SS 7C32-0510 2 2 2 -
2 Panel – Side, Top SS 2A0615-02 2 2 2 -
2A1800-01 2 2
2a Insert – Threaded M5 4A0407-01 10 10 10 4 4
2b Taper Collar SS 4H0171-01 4 4 4 4 4
2c Countersunk Screw 5×20, SS 7C42-0520 4 4 4 4 4
2d Truss Head Screw 5×10, SS 7C32-0510 2 2
2e T2 Screw 4×8, SS 7P32-0408 4 4
3 Panel – Front SS 1A0286-01 1 1 1 -
4 Top UL Cover RH3-SSB
GS
2A1118-01 1 -
2A1118-02 1 1 1 1
RH3-SSB-HD
GS
2A1118-01 1 -
2A1118-02 1 1 1
4a Truss Head Screw 5×10, SS 7C32-0510 4 4 4 -
4b T2 Screw 4×8, SS 7P32-0408 3 3 3 7 7
5 Rear UL Cover GS 2A1117-01 1 1 1 1 1
5a Truss Head Screw 5×10, SS 7C32-0510 4 4 4 -
5b T2 Screw 4×8, SS 7P32-0408 3 3 3 7 7
6 Power Cord - 4A0520-01 1 1 1 1 1
7 Wire Clamp - 4A0809-02 1 1 1 1 1
8 Bushing - 420470-01 1 1 1 1 1
9 Bracket – Hinge - 4A2306-01 2 2
10 Spacer – Hinge NYLON 4A2473-01 2 2
11 Frame – Side Top - 2A1803-01 2 2
11a Truss Head Screw 5×10, SS 7C32-0510 8 8

15
B. Refrigeration System
RH1-SSB(-HD)
H-0, J-0, J-1, K-0, L-5
11a 1b
1c 1d 1e
822a 2b
2c 2d 2e
2f 2g 2h
7
5
G
H
G1
KK1
6
JJ1
43
9
15 15a
14 14a
16 16a
10
11
12
13
17 17a
18
19

16
B. Refrigeration System
RH1-SSB(-HD)
M-5, M-6, N-5, N-6, N-7, P-5, Q-5
11a 1b
1c 1d 1e
822a 2b
2c 2d 2e
2f 2g 2h
7
G
H
G1
KK1
6
JJ1
4
3
9
15 15a
16 16a
10
12
13
5 17 17a
18
19

17
Title: B. Refrigeration System Model: RH1-SSB(-HD)
Index
No. Description
Material or
Model Number Part Number
Required Number
H-0
J-0
J-1
K-0
L-5 M-5 M-6 N-5
N-6
to
Q-5
G Evaporator Shroud Assembly - 2A0980A01 1 1 1 1 1 1 1
G1 Truss Head Screw 4×12, SS 7C32-0412 4 4 4 4 4 4 4
H Evap. Assembly - 2A1263A01 1 1 1 1 1 1 1
J Condenser Assembly - 3A1087A01 1 1 1 1 1 1 -
- 3A2609A01 1
J1 T2 Screw 4×8, SS 7P32-0408 2 2 2 2 2 2 2
K Control Box Assembly - 2A1258A01 1 1 1 1 1 1 1
K1 Truss Head Screw 4×16, SS 7C32-0416 4 4 4 4 4 4 4
1 Cover – Evap Case (1 Sec) - 2A0428G01 1 1 1 1 1 1 -
- 2A2726G01 1
1a Hex Head Bolt ¼-20×3.25” 7C11I1432 4 -
1b Washer FLAT 4A0521-02 4 -
1c Draw Latch 97-50-224-11 4A1710-01 4 4 4 4 4 4
1d Truss Head Screw 4×16, SS 7C32-0416 4 4 4 4 4 4
1e T2 Screw 4×8, SS 7P32-0408 8 8 8 8 8 8
2 Compressor AEA9415ZXA 2A1260-01 1 1 1 1 1 1 1
2a Grommet – Comp Mount EPDM 4A1305-01 4 4 4 4 4 4 4
2b Sleeve – Grommet TECUMSEH
70459
4A0449-01 4 4 4 4 4 4 4
2c Hex Bolt 8×45 7B01-0845 4 4 4 4 4 4 4
2d Washer – Flat 8 7W21-0800 4 4 4 4 4 4 4
2e Split Lock Washer 8 7L21-0800 4 4 4 4 4 4 4
2f Starting Capacitor 243-292MFD
110V
Supplied w/
compressor
1111111
2g Starting Relay TI# 501-96175 Supplied w/
compressor
1111111
2h Protector TI#
MRT22AHK-69
4A1875-02 1 1 1 1 1 1 1
3 Switch – Pressure (2A1261G01) 3A0335-02 1 1 1 -
4A2516-02 1 1 1 1
4 Drier SPORLAN
CW-052-S
4A0924-01 1 1 1 1 1 1 1
5 Thermistor – Cabinet TAIKO 4A1429 4A1429-01 1 1 1 1 1 1 1
6 Filter – Condenser - 3A0277-01 1 1 1 1 1 1 1
7 Thermostat – Clean Filter 37TJ32 4A0484-01 1 1 1 1 1 1 1
8 Seal – Evap Tubing NEOPRENE/
EPDM
4A0642-01 2 2 2 2 2 2 2
9 Fitting – Drain Overflow PP 4A0664-01 1 1 -
- 4A2182-01 1 1 1 1 1
10 Washer – Drain Overflow RUBBER 4A0665-01 1 1 -
Rubber Gasket RUBBER 413854-03 1 1 1 1 1
11 Nut – Drain Fitting HEYCO 8463 4A0666-01 1 1 -

18
Title: B. Refrigeration System Model: RH1-SSB(-HD)
Index
No. Description
Material or
Model Number Part Number
Required Number
H-0
J-0
J-1
K-0
L-5 M-5 M-6 N-5
N-6
to
Q-5
12 Pan – Evap. Drain - 2A0616-01 1 1 -
- 2A0616-02 1 1 1 -
- 2A2760-01 1 1
13 Strap – Condensate Coil - 3A0232-02 1 1 -
- 3A0232-03 1 1 1 1 1
14 Bracket – Press. Switch - 4A0552-01 1 1 1 -
14a T2 Screw 4×6 7P31-0406 1 1 1 -
15 Mount – Drier - 4A1480-01 1 1 1 1 1 1 1
15a T2 Screw 4×8, SS 7P32-0408 2 2 2 2 2 2 2
16 Drier Bracket - 4A0806-01 1 1 1 1 1 1 1
16a T2 Screw 4×8, SS 7P32-0408 2 2 2 2 2 2 2
17 Thermistor Bracket (A) ABS 433964-01 1 1 1 1 1 1 1
17a Truss Head Screw 4×16, SS 7C32-0416 2 2 2 2 2 2 2
18 Thermistor Bracket (B) ABS 433920-01 1 1 1 1 1 1 1
19 Coil – Condensate Coated - 4A1362G01 1 1 1 -
Coil – Condensate - 3A1644-01 1 1 1 1

19
B. Refrigeration System
RH2-SSB(-HD)
H-0, J-0, J-1, K-0, L-5
11a 1b
1c 1d 1e
8
22a 2b
2c 2d 2e
2f 2g 2h
7
5
G
HH1
KK1
6
JJ1
4
3
9
15 15a
14
10
11
12
13 13a
G1
12a
17 17a
18
19
20
21

20
B. Refrigeration System
RH2-SSB(-HD)
M-5, M-6, N-5, N-6, P-5, Q-5
11a 1b
1c 1d 1e
8
22a 2b
2c 2d 2e
2f 2g 2h
7
5
G
H
G1
KK1
JJ1
3
9
15 15a
16 12
H1
13 13a
12a
14
11
6
417 17a
18
19
20
21