Hoshizaki HNC-120BA-L-S Скачать руководство пользователя страница 22

18

[d] SIDE FRAME

Remove the sliding door, side cover and top cover. Unbind the wiring on the side frame. 
Remove the two screws securing the top frame and the top of the side frame. Lift the side 
frame off the bottom fit.

Fig. 3

Fig. 5

Fig. 4

Truss Head Tapping 
Screw 4 x 25

Truss Head Tapping 
Screw 4 x 10

Holder - 
Evaporator Pipe

Evaporator Pipe

[e] CENTER FRAME (Except HNC-120 type)

Remove the two flat head machine screws 
(black) securing the center frame to the rear 
and the two machine screws securing the 
center frame to the top frame. Tilt the center 
frame and release it from the fit.

[f] HOLDER - EVAPORATOR PIPE

Remove the truss head tapping screw (4 x 25) 
from the bottom of the top frame. Take off the 
center frame. Be careful with the evaporator 
pipe. It will be released and hang down. 
Remove the truss head tapping screw (4 x 10) 
from the bottom of the top frame.

[g] UNIT

Remove the sliding door, side cover, top 
cover, top frame and side frame. Take off 
the compressor terminal cover and remove 
the starter and motor protector. Uninsulate 
the expansion valve and unbraze the outlet 
pipe with a gas burner (see “11. CONSTANT 
P R E S S U R E  E X PA N S I O N  VA LV E A N D 
REFRIGERANT CHARGE”).
Unbraze the joint indicated. Remove the four 
machine screws securing the unit base. The 
whole unit can be pulled out.

Outlet Pipe

Joint

Expansion Valve

Содержание HNC-120BA-L-S

Страница 1: ...NO S041 789 ISSUED OCT 26 2009 REVISED HOSHIZAKI COUNTER SHOWCASE SERVICE MANUAL MODEL HNC 120BA L R S HNC 150BA L R S HNC 180BA L R S HNC 210BA L R S...

Страница 2: ...ce of the product Should the reader have any questions or concerns which have not been satisfactorily addressed please call write or send an e mail message to the Hoshizaki Technical Support Departmen...

Страница 3: ...r reference that may be necessary CONTENTS PAGE 1 SAFETY INSTRUCTIONS 1 2 MODEL NAME 3 3 OPERATING INSTRUCTIONS 4 4 SPECIFICATIONS 5 5 DIMENSIONS 6 a HNC 120BA L S 6 b HNC 120BA R S 7 c HNC 150BA L S...

Страница 4: ...11 CONSTANT PRESSURE EXPANSION VALVE AND REFRIGERANT CHARGE 20 a SPECIFICATIONS 20 b FUNCTION 20 c CONSTRUCTION 20 d REPLACEMENT 21 12 SERVICE DIAGNOSIS 22 ii...

Страница 5: ...be sure to unplug the unit or disconnect the main power supply before servicing the unit to prevent electric shocks 3 If the unit must be energized for inspection of the electric circuit use rubber g...

Страница 6: ...connectors or the like with their closed ends up to avoid entrance of moisture that could lead to electric leaks or re 6 After servicing always use a megohmmeter 500V DC to check for the insulation re...

Страница 7: ...E H NC 120 B A L R S High Grade Exterior S Stainless steel Counter Showcase Unit Location Width cm L Unit on left 120 150 180 210 R Unit on right Development Order HA model Starts from A Unit on right...

Страница 8: ...ay rise resulting in food deterioration 4 Do not pack the showcase with foods The cooling performance may reduce resulting in food deterioration 5 The showcase should not be exposed to direct sunlight...

Страница 9: ...R D04763 L D04764 R D04765 L D04766 R D04767 L D04768 R D04769 REFRIGERATION SYSTEM DEFROST SYSTEM Convection Cooling None Hermetic 130W Model CE56Y 1ZU Fin and Tube Type Cooling Fan Motor x 1 UPPER...

Страница 10: ...6 5 DIMENSIONS a HNC 120BA L S...

Страница 11: ...7 b HNC 120BA R S...

Страница 12: ...8 c HNC 150BA L S...

Страница 13: ...9 d HNC 150BA R S...

Страница 14: ...10 e HNC 180BA L S...

Страница 15: ...11 f HNC 180BA R S...

Страница 16: ...12 g HNC 210BA L S...

Страница 17: ...13 h HNC 210BA R S...

Страница 18: ...14 6 REFRIGERATION CIRCUIT Refrigerant R134a Heat Exchange Condenser Drier Expansion Valve Evaporator Upper Evaporator Lower Fan Motor Compressor...

Страница 19: ...15 7 WIRING DIAGRAM CM Compressor SR Start Relay SC Start Capacitor OL Overload Relay FM Fan Motor ELB Ground Fault Circuit Interrupter Power Supply 1 phase 115V 60Hz BK W BK W BU...

Страница 20: ...16 8 CONSTRUCTION Top Cover Nameplate Joint Hose Front Glass Plug Power Switch Ground Fault Interrupter Condenser Center Frame Air Filter Slider Louver Sliding Glass Door Food Mount...

Страница 21: ...r is hooked and xed on the top frame aluminum 2 Lift up and unhook the rear end of the top cover 3 When the rear part is lifted off move it forward to unhook and remove the front part The top cover is...

Страница 22: ...nd release it from the t f HOLDER EVAPORATOR PIPE Remove the truss head tapping screw 4 x 25 from the bottom of the top frame Take off the center frame Be careful with the evaporator pipe It will be r...

Страница 23: ...the same handy ux that has been used for the current refrigerants However its entrance into the refrigerant circuit should be avoided as much as possible 4 Oil for Processing of Copper Tubing R134a Wh...

Страница 24: ...re may cause R134a to suddenly react with oxygen and explode Be sure to use nitrogen to prevent explosion 11 CONSTANT PRESSURE EXPANSION VALVE AND REFRIGERANT CHARGE a SPECIFICATIONS Model HYP 2 5QHD...

Страница 25: ...r every time the sealed refrigeration system is opened Do not replace the Drier until after all other repairs or replacement have been made 1 Recover the refrigerant R134a and store it in an approved...

Страница 26: ...or air lter clogged 3 Clean 4 Condenser air inlet blocked 4 9 Instruct the user on characteristics and proper use of the showcase 5 Exposed to direct sunlight 6 Located next to a high heat producing...

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