Hoshizaki IM-21 User manual

NO. E1AP-433
ISSUED: APR. 30, 1997
REVISED: JUL. 29, 2005
HOSHIZAKI
SELF-CONTAINED CUBER
MODEL IM-21 IM-100
IM-25 IM-130
IM-30 IM-160
IM-45 IM-240
IM-65
SERVICE MANUAL
Kälte-Berlin
Inh.: Christian Berg
Am Pfarracker 41
12209 Berlin
Fon: +49 (0) 30 / 74 10 40 22
Fax: +49 (0) 30 / 74 10 40 21
eMail: [email protected]
Internet: http://www.kaelte-berlin.com
Direktlink Hoshizaki Zylindereisbereiter IM130ME-C zu Kälte-Berlin

CONTENTS PAGE
I.SPECIFICATIONS ------------------------------------------------------------------------------------- 1
1.DIMENSIONS/CONNECTIONS----------------------------------------------------------------- 1
[a] IM-25LE (Air-cooled)-------------------------------------------------------------------------- 1
[b] IM-25CLE (Air-cooled) ----------------------------------------------------------------------- 2
[c] IM-21CLE, IM-25CLE, IM-30CLE (Air-cooled) ------------------------------------------ 3
[d] IM-45LE (Air-cooled)-------------------------------------------------------------------------- 4
[e] IM-45CLE-25 (Air-cooled) ------------------------------------------------------------------- 5
[f] IM-65LE (Air-cooled) -------------------------------------------------------------------------- 6
[g] IM-100LE, IM-130LE, IM-130ME (Air-cooled)------------------------------------------- 7
[h] IM-100CLE (Air-cooled) ---------------------------------------------------------------------- 8
[i] IM-160ME (Air-cooled) ----------------------------------------------------------------------- 9
[j] IM-240ME (Air-cooled)-----------------------------------------------------------------------10
[k] IM-240M2E (Air-cooled)--------------------------------------------------------------------- 11
[l] IM-25WLE, IM-30WLE (Water-cooled) ---------------------------------------------------12
[m] IM-45WLE (Water-cooled) -----------------------------------------------------------------13
[n] IM-65WLE (Water-cooled) ------------------------------------------------------------------14
[o] IM-100WLE, IM-130WLE, IM-130WME (Water-cooled) -----------------------------15
[p] IM-240WME (Water-cooled)----------------------------------------------------------------16
[q] IM-240WM2E (Water-cooled)--------------------------------------------------------------17
II.GENERALINFORMATION -------------------------------------------------------------------------18
1.CONSTRUCTION ---------------------------------------------------------------------------------18
[a] IM-25LE, IM-45LE, IM-65LE, IM-100LE, IM-130LE, IM-130ME, IM-160ME -----18
[b] IM-21CLE, IM-25CLE, IM-30CLE ---------------------------------------------------------19
[c] IM-45CLE-25 ----------------------------------------------------------------------------------20
[d] IM-100CLE -------------------------------------------------------------------------------------21
[e] IM-240ME, IM-240M2E----------------------------------------------------------------------22
[f] IM-25WLE, IM-30WLE, IM-45WLE, IM-65WLE ----------------------------------------23
[g] IM-100WLE, IM-130WLE, IM-130WME, IM-240WME, IM-240WM2E ------------24
2. CONTROLLER BOARD-------------------------------------------------------------------------25
[a] CONTROLLER BOARD LAYOUT --------------------------------------------------------26
[b] BEFORE CHECKING CONTROLLER BOARD ---------------------------------------28
[c] SEQUENCE - LED INDICATORS ON/OFF PATTERN-------------------------------29
[d] FAULT DIAGNOSIS --------------------------------------------------------------------------30
[e] CONTROLSANDADJUSTMENT --------------------------------------------------------32
3. FAN MOTOR CONTROL- 240ME ONLY ----------------------------------------------------35
III.INSTALLATIONINSTRUCTIONS -----------------------------------------------------------------36
1. UNPACKING ---------------------------------------------------------------------------------------36
2.LOCATION------------------------------------------------------------------------------------------37
3.INSTALLATION ------------------------------------------------------------------------------------38
4. ELECTRICAL CONNECTIONS----------------------------------------------------------------38
5. WATER SUPPLYAND DRAIN CONNECTIONS-------------------------------------------40
6. FINAL CHECK LIST ------------------------------------------------------------------------------46
i

IV.OPERATINGINSTRUCTIONS -------------------------------------------------------------------47
1. START UP ------------------------------------------------------------------------------------------47
2. PREPARING THE ICEMAKER FOR LONG STORAGE ---------------------------------48
[a]IM-21, IM-25, IM-30,IM-45, IM-65 ---------------------------------------------------------48
[b] IM-100, IM-130, IM-160, IM-240 -----------------------------------------------------------49
3.BIN CONTROL-------------------------------------------------------------------------------------50
[a] BIN CONTROLSWITCHASSEMBLY----------------------------------------------------50
[b] REMOVAL -------------------------------------------------------------------------------------51
[c] REASSEMBLING-----------------------------------------------------------------------------51
V.MAINTENANCEINSTRUCTIONS ---------------------------------------------------------------52
1. PERIODICAL CLEANING -----------------------------------------------------------------------52
2. WATER VALVE------------------------------------------------------------------------------------54
3. WATER-COOLED CONDENSER ------------------------------------------------------------55
4. ICEMAKING WATER SYSTEM ----------------------------------------------------------------56
VI.TECHNICALINFORMATION ---------------------------------------------------------------------60
1.WATERCIRCUITANDREFRIGERANTCIRCUIT -----------------------------------------60
[a] IM-21CLE, IM-25LE, IM-25CLE, IM-30CLE, IM-45LE, IM-45CLE-25,
IM-65LE (Air-cooled)-------------------------------------------------------------------------60
[b] IM-100LE, IM-100CLE, IM-130LE, IM-130ME, IM-160ME (Air-cooled) ----------61
[c] IM-240ME (Air-cooled) ----------------------------------------------------------------------62
[d] IM-240M2E (Air-cooled)---------------------------------------------------------------------63
[e] IM-25WLE, IM-30WLE, IM-45WLE, IM-65WLE, IM-100WLE, IM-130WLE,
IM-130WME, IM-240WME (Water-cooled)----------------------------------------------64
[f] IM-240MW2E (Water-cooled) --------------------------------------------------------------65
2.WIRINGDIAGRAM -------------------------------------------------------------------------------66
[a] IM-21CLE, IM-25LE, IM-25CLE, IM-30CLE, IM-25WLE, IM-30WLE--------------66
[b] IM-25L, IM-25CL, IM-25WL -----------------------------------------------------------------67
[c] IM-45LE, IM-45CLE-25, IM-45WLE-------------------------------------------------------68
[d] IM-65LE, IM-65WLE -------------------------------------------------------------------------69
[e]IM-65L,IM-65WL------------------------------------------------------------------------------70
[f] IM-100LE, IM-100CLE, IM-100WLE ------------------------------------------------------71
[g] IM-130LE, IM-130WLE ----------------------------------------------------------------------72
[h] IM-130LE-21, IM-130WLE-21--------------------------------------------------------------73
[i] IM-130ME, IM-130WME ---------------------------------------------------------------------74
[j] IM-130ME-21, IM-130WME-21 ------------------------------------------------------------75
[k]IM-160ME---------------------------------------------------------------------------------------76
[l] IM-240ME, IM-240WME ---------------------------------------------------------------------77
[m] IM-240M2E, IM-240MW2E ----------------------------------------------------------------78
3. PERFORMANCE DATA-------------------------------------------------------------------------79
VII.SERVICE DIAGNOSIS----------------------------------------------------------------------------91
1. NO ICE PRODUCTION --------------------------------------------------------------------------91
2. LOW ICE PRODUCTION------------------------------------------------------------------------94
3.ABNORMALICE ----------------------------------------------------------------------------------95
4. OTHERS --------------------------------------------------------------------------------------------96
ii

VIII.ADJUSTMENT -------------------------------------------------------------------------------------97
1. EXPANSION VALVE-----------------------------------------------------------------------------97
2. WATER REGULATING VALVE - WATER-COOLED MODEL ONLY ------------------98
IX. REMOVALAND REPLACEMENT--------------------------------------------------------------99
1. SERVICE FOR REFRIGERANT LINES -----------------------------------------------------99
[a]SERVICEINFORMATION ------------------------------------------------------------------99
[b] REFRIGERANTRECOVERY ------------------------------------------------------------ 100
[c] EVACUATIONAND RECHARGE ------------------------------------------------------- 101
2. COMPRESSOR--------------------------------------------------------------------------------- 102
3.DRIER --------------------------------------------------------------------------------------------- 103
4. EXPANSION VALVE--------------------------------------------------------------------------- 104
5. EVAPORATOR ---------------------------------------------------------------------------------- 105
6. HOT GAS VALVE------------------------------------------------------------------------------- 106
7. WATER REGULATING VALVE - WATER-COOLED MODEL ONLY ---------------- 107
[a] VALVE BODY ------------------------------------------------------------------------------- 107
[b] WHOLE VALVE----------------------------------------------------------------------------- 107
8. WATER PANASSEMBLY--------------------------------------------------------------------- 109
9. PUMP MOTOR ---------------------------------------------------------------------------------- 111
10. WATER VALVE --------------------------------------------------------------------------------- 112
11.ACTUATOR MOTOR --------------------------------------------------------------------------- 113
12. CAMARM ---------------------------------------------------------------------------------------- 114
[a] CAMARM (A) -ACTUATOR MOTOR SIDE ------------------------------------------ 114
[b] CAMARM (B) - REAR SIDE ------------------------------------------------------------- 114
13.ACTUATOR TOGGLE SWITCH ------------------------------------------------------------- 115
14. CONTROLLER BOARD ---------------------------------------------------------------------- 118
[a]MODIFICATION ----------------------------------------------------------------------------- 118
[b] REPLACEMENT --------------------------------------------------------------------------- 118
15. THERMISTOR FOR CUBE CONTROL ---------------------------------------------------- 120
16. SURGEABSORBER -------------------------------------------------------------------------- 121
17. FAN MOTOR -AIR-COOLED MODELONLY--------------------------------------------- 122
[a] EXCEPT IM-21/25/30CLE --------------------------------------------------------------- 122
[b] IM-21/25/30CLE ONLY -------------------------------------------------------------------- 122
iii

1
I. SPECIFICATIONS
1. DIMENSIONS/CONNECTIONS
[a] IM-25LE (Air-cooled)

2
[b] IM-25CLE* (Air-cooled)
*Until March 2000 production (Auxiliary Code: K-1)

3
[c] IM-21CLE, IM-25CLE*, IM-30CLE (Air-cooled)
*From April 2000 production (Auxiliary Code: K-2)

4
[d] IM-45LE (Air-cooled)

5
[e] IM-45CLE-25 (Air-cooled)

6
[f] IM-65LE (Air-cooled)

7
[g] IM-100LE, IM-130LE, IM-130ME (Air-cooled)

8
[h] IM-100CLE (Air-cooled)

9
[i] IM-160ME (Air-cooled)

10
[j] IM-240ME (Air-cooled)

11
[k] IM-240M2E (Air-cooled)

12
[l] IM-25WLE, IM-30WLE (Water-cooled)

13
[m] IM-45WLE (Water-cooled)

14
[n] IM-65WLE (Water-cooled)

15
[o] IM-100WLE, IM-130WLE, IM-130WME (Water-cooled)

16
[p] IM-240WME (Water-cooled)