Ziegra 1.750 Operating Instructions Manual Download

Page: 1 / 9

Operating Instructions

www.ziegra.com

Index

Page

Working method and ideal Ice Temperature

Start-up

Control elements and safety devices

Maintenance and Hygiene

Trouble shooting:

Water - Leakage

Machine does not work

5 - 6

No ice production

Ice quality - Miscellaneous

Cleaning of freezing unit

Wiring diagram

attached

Cooling circuit

General installation advice

Assembly Instruction Freezing Unit

Spare parts list

Subject to technical modifications

6.07

ZIEGRA - EISMASCHINEN

Germany 30901 Isernhagen

www.ziegra.com

Service:

Tel. +49 - 511 - 90244 - 0

Tel. +49 - 511 - 90244 - 14

Fax. 90244 - 90

Fax. 90244 - 92

ice @ ziegra.com

service@ziegra.com

UBE ZBE SWE SI TW

1.500 1.750 2.500 3.000 3.500 5.000 7.500 10.000

Summary of Contents for 1.750

Page 1: ...ce quality Miscellaneous 7 Cleaning of freezing unit 8 Wiring diagram attached Cooling circuit General installation advice Assembly Instruction Freezing Unit Spare parts list Subject to technical modifications 6 07 ZIEGRA EISMASCHINEN Germany 30901 Isernhagen www ziegra com Service Tel 49 511 90244 0 Tel 49 511 90244 14 Fax 90244 90 Fax 90244 92 ice ziegra com service ziegra com UBE ZBE SWE SI TW ...

Page 2: ...otating auger does not form part of the refrigeration circuit Therefore leakages in the refrigeration system caused by rotating parts cannot occur The ideal ice temperature is 0 5 C ZIEGRA Chip ice has the ideal temperature of 0 5 C It is irregular and crystalline in structure and always stays loose In contrast with other types of ice it can be stored without being sub cooled and never freezes up ...

Page 3: ...f the machine Tighten all electrical connections in the control and at water temperatures above 15 C resp 25 C panel as they may have loosened during the production capacity may decrease transport Crankcase heater 3 Water connection After connecting the machine to electricity the start up is possible only after abt 1 hr The machine works with normal potable water Preheating see page 3 point 9 With...

Page 4: ...is full This light barrier has been chosen by us for these 10 Phase sequence Relay particular conditions Please contact us The phase sequence relay switches off the machine if the phases are not connected in the c Other cut off devices correct order see electrical connection Also when the ice is produced directly in an ice car a cut off device should be installed 11 Low voltage relay Please contac...

Page 5: ... if necessary V belts check replace if necessary A loose V belt does not transfers the load correctly on the auger This will overload the freezing unit Ice hose and water retainer calcified clean or replace Gearbox ATM NRV 90 Lifetime lubrication with synthetic oil 1 Litre check oil level or Flender OT 80 Lifetime lubrication with synthetic oil 1 5 Litre detach drive shaft cover BP Energol SGXP 22...

Page 6: ...heck connection and fuses Fuses blow up Check Intermittent contact Check electrical connections also in control panel Water pressurestat or readjust or replace Water level control defective readjust or replace Ice jam switch has cut off eliminate cause reset switch manual reset of machine Light barrier does not work check see page 6 Voltage too low or too high Voltage as per type plate max 5 min 1...

Page 7: ... cooled machine insufficient water pressure increase water pressure to min 2 bar condenser soiled clean condenser with bottle brush hot water and antilime agent clean water filter water or condensing pressure check clean replace governor misadjusted soiled or defective Cut out by compressor compressor overheated depending on ambient temperature let machine cool for 3 hours compressor starts again ...

Page 8: ...just evaporation temperature as indicated Check thermal feeler pipe and contact at evaporator outlet insufficient amount of refrigerant remove leak evacuate circuit refill bubbles in sight glass with indicated quantity of refrigerant lime deposit on auger or cylinder clean freezing unit see page 8 machine has switched off also consider possible water shortage in between times or malfunction with a...

Page 9: ...g unit into a container o Connect a hose of appr 80 cm with funnel at the water inlet of the freezing unit o Mix cleaning agent with hot water For each freezing unit 1 2 bottle agent in 1 litre water of appr 50 C o Fill the freezing unit with cleaning agent up to the ice discharge level o Allow the cleaner to react for 10 15 minutes This is mostly sufficient A maximum of 30 minutes must not be exc...

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Ziegra 1.750, Operating Instructions Manual

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