Hoshizaki JWE-620UA-6B service manual

Models: JWE-620UA-6B

1 78
Download 78 pages 10.68 Kb
Page 4
Image 4

3.

Inadequate Rinse -----------------------------------------------------------------------------------

43

4.

Dishwasher Will Not Start When Door Closed ----------------------------------------------

44

5.

No or Inadequate Detergent/Rinse Aid Supply ----------------------------------------------

45

6.

Wash Tank Water Boils ----------------------------------------------------------------------------

45

7.

Wash Tank Water Not Draining------------------------------------------------------------------

46

D. Float Switch Check and Cleaning------------------------------------------------------------------

47

1.

Float Switch Check ---------------------------------------------------------------------------------

47

2.

Float Switch Cleaning------------------------------------------------------------------------------

47

E. Thermistor Check --------------------------------------------------------------------------------------

48

IV. Removal and Replacement of Components -------------------------------------------------------

49

A. Removal of Panels-------------------------------------------------------------------------------------

49

B. Accessing the Control Box ---------------------------------------------------------------------------

49

C. Removal and Replacement of Internal Booster Tank -----------------------------------------

51

D. Removal and Replacement of Wash Pump Motor---------------------------------------------

52

E. Removal and Replacement of Rinse Pump Motor---------------------------------------------

53

F. Removal and Replacement of Handle-------------------------------------------------------------

54

G. Removal and Replacement of Door---------------------------------------------------------------

55

H. Removal and Replacement of Spring Unit-------------------------------------------------------

56

I. Removal and Replacement of Spring -------------------------------------------------------------

56

J. Adjustment of Door Opening/Closing Force -----------------------------------------------------

57

K. Removal and Replacement of Flush Pipe -------------------------------------------------------

58

L. U-Packing Installation Instructions -----------------------------------------------------------------

59

M. Removal and Replacement of Thermistor-------------------------------------------------------

60

N. Removal and Replacement of Control Board or Operation Board-------------------------

61

1.

Control Board ----------------------------------------------------------------------------------------

61

2.

Operation Board-------------------------------------------------------------------------------------

61

V. Cleaning and Maintenance Instructions -------------------------------------------------------------

63

A. Daily Maintenance -------------------------------------------------------------------------------------

63

B. Self-Cleaning --------------------------------------------------------------------------------------------

65

C. Weekly Maintenance ----------------------------------------------------------------------------------

66

1.

Heater--------------------------------------------------------------------------------------------------

66

2.

Exterior ------------------------------------------------------------------------------------------------

66

3.

Wash Compartment --------------------------------------------------------------------------------

66

D. Monthly Maintenance ---------------------------------------------------------------------------------

66

1.

Power Switch (Ground Fault Circuit Interrupter) --------------------------------------------

66

2.

Water Supply Line ----------------------------------------------------------------------------------

66

E. Descaling (As Required) -----------------------------------------------------------------------------

67

F. Shutdown -------------------------------------------------------------------------------------------------

68

G. Long Storage, Relocation, Disposal, Transfer --------------------------------------------------

69

VI. Operating Instructions-----------------------------------------------------------------------------------

70

VII. Technical Information -----------------------------------------------------------------------------------

71

A. Water Circuit---------------------------------------------------------------------------------------------

71

B. Wiring Diagram -----------------------------------------------------------------------------------------

72

1. Auxiliary Code U-1, U-2, U-3, V-0, A-0 --------------------------------------------------------

72

2. Auxiliary Code A-1 and Later---------------------------------------------------------------------

73

ii

Page 4
Image 4
Hoshizaki JWE-620UA-6B service manual