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P.P.U.H. "Geco" spółka z o. o. [Ltd.]
30-134 Krakow, No. 112A Zarzecze Street
tel. +48 (12) 6369811,6361290
fax. +48 (12) 6362002
geco@geco.pl
e-mail:
http://www.geco.pl
SERVICE MANUAL
FOR AN INDEPENDENT
CONTROL BLOCK [ICB]
G-204-P00K...
OPTION FOR REFRIGERATING EQUIPMENT
For Program Version 01
Please, read this manual thoroughly before connecting and activating any piece of equipment
from Geco. In case if you have any doubts, please contact our company between 8 a.m. and
4 p.m. All comments sent by e-mail will provide valuable aid for us.
Attention !!! At the bottom of the following pages you will find the date of last update,
and the end of page 16 shows information on successive changes of program version
and the way it operates.
Please, always use the most recent issue of the manual, which is available from us free of
charge by mail after ordering.
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Table of Contents
Related Manuals for Geco G-204-P00K Series
Summary of Contents for Geco G-204-P00K Series
- Page 1 Please, read this manual thoroughly before connecting and activating any piece of equipment from Geco. In case if you have any doubts, please contact our company between 8 a.m. and 4 p.m. All comments sent by e-mail will provide valuable aid for us.
-
Page 2: General Characteristics
The simplest thermostats contain: • 1000 - compressor • 1200 - compressor and light and most developed ones: • 1034 - compressor, fan, heater • 1234 - compressor, light, fan, heater Other examples: PPUH “GECO” - G-204-P00K program version 01 PRINTOUT DATE 05-03-09... -
Page 3: How To Order
page 3 • 1030 - compressor and fan • 1004 – compressor and heater • 1230 – compressor, light, fan • 1204 – compressor, light, heater Working voltage 230V +10% -15% Ambient temperature from +5°C to +40°C Humidity from 20% to 80% RH Protection degree IP65 from control panel front side Table 1: Relay symbols and output current-carrying capacity... - Page 4 If high-power heaters are used, absolutely use safety thermostat on evaporator - the thermostat should be of a different type, e.g. mechanical. PPUH “GECO” - G-204-P00K program version 01 PRINTOUT DATE 05-03-09...
- Page 5 page 5 PROBE FITTING GUIDELINES, PROTECTIVE SHELL TYPES 1. For each type of manufactured unit it is required to select experimentally locations for room probe and evaporator probe, and ICB (Independent Control Block) settings. It is strictly prohibited to alter in any way probe mounting location or method, and the ICB settings, without carrying out new tests on temperature stabilisation and the device defrosting process !!! 2.
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Page 6: Principle Of Operation
• In case if two probes fail simultaneously, only alarm A1 will be displayed. As soon as room probe is repaired, alarm A2 will light. PPUH “GECO” - G-204-P00K program version 01 PRINTOUT DATE 05-03-09... - Page 7 page 7 10. If a buzzer is installed in the controller – see section II, the controller will signal pressing of any push-button with buzzer beep. When the controller is off (two horizontal dashes on the display), the buzzer will signal only push-buttons being pressed.
- Page 8 ‘d0’ at 4ºC and ‘d1’ to 8ºC set parameters ‘d0’ at 4ºC and ‘d1’ to 7ºC Temperature OFF temperature preset by user ½‘d3’+0.5ºC ½‘d3’ ‘d3’ ‘d3 ½‘d3’- ½‘d3’ ON temperature PPUH “GECO” - G-204-P00K program version 01 PRINTOUT DATE 05-03-09...
- Page 9 page 9 VII. ACTIVATION DIAGRAMS FOR INDIVIDUAL DEVICE SUBASSEMBLIES Wide line indicates activation (ON), and intermittent line - deactivation (OFF) of individual devices. Defrosting exit consists of two phases - see section V par. 3. Field “Stop” indicates deactivation, and “Operation” - activation of compressor due to exceeded programmed temperature value, certainly taking into account programmed hysteresis value - parameter ‘d3’.
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Page 10: System Parameters - Programming
4. It is strictly prohibited to pass to final user either the service manual or the information how to program the ICB system parameters. Final user shall be provided only with a copy of section IX in this manual. PPUH “GECO” - G-204-P00K program version 01 PRINTOUT DATE 05-03-09... - Page 11 page 11 Table 2: Parameter definitions Para- Description Min. Max. Step Factory meter setting Time interval between defrosting Attention!!! In case if this parameter is set to “0” there will be no automatic defrosting, but only manual one!!! If this parameter is set to “-01” there will be neither automatic nor manual defrosting!!! Maximum defrosting time if evaporator does not reach preset 1min...
- Page 12 Place to connect the door probe: 01 – probe connected to the module with relays 00 – probe connected to the control module – Attention, order special cable with plug in this case !!! PPUH “GECO” - G-204-P00K program version 01 PRINTOUT DATE 05-03-09...
- Page 13 page 13 THE G-204 OPERATING FOR USER 1. After plugging in the device, the display will show two dots for one second, then its program version, and two dots for another second. Then, two horizontal dashes indicating “live” condition will light in central segments of the display. The unit will be activated after pressing push-button .
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Page 14: Troubleshooting
- if the G-204 has not been exposed to water or any other liquid - if the G-204 is not exposed to humidity or abrupt temperature changes PPUH “GECO” - G-204-P00K program version 01 PRINTOUT DATE 05-03-09... - Page 15 page 15 Check: 9. Problems with unit - values of parameters ‘d2’ and ‘c0’, ‘c1’ defrosting - value of parameter ‘c1’. This is maximum device defrosting time, independently of the fact whether evaporator has reached programmed defrosting end temperature or not (parameter ‘d2’). If this time period is too short, the device will not be fully defrosted.
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Page 16: Returns For Repair
!!! P.P.U.H. ‘Geco’ Sp. z o. o. [Ltd.] shall bear no responsibility for losses and damage in case if the refrigerating system Manufacturer or his service centre... - Page 17 page 17 XII. THE G204 - BLOCK DIAGRAM AND OVERALL DIMENSIONS WITH LIGHT PUSH-BUTTON INSTALLED AND WITHOUT IT 90 mm 106 mm 90 mm 106 mm...
- Page 18 18 SERVICE MANUAL FOR MANUFACTURERS ICB TYPE G-204-P00K THE ICB REPLACEMENT FORM SERVICE CENTRE STAMP Failure: ACTUATOR. PANEL DETAILED ICB DEFECT DESCRIPTION: PPUH “GECO” - G-204-P00K program version 01 PRINTOUT DATE 05-03-09...
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