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TECH

II. Functions of the regulator

This   chapter   describes   the   functions   of   the   regulator,   the   way   of 

changing the set up, and the way of using the menu.

II.a) Main page

During the normal work of the regulator, the  

LCD

  projector shows 

the main page, which gives the following information:

The temperature of the boiler (CH)

The set temperature 

This screen enables quick change of the 

Set temperature

 by using 

buttons 

PLUS

 and 

MINUS

. Pressing button 

MENU

 takes user to the first 

level of the menu. The projector shows first two lines of the menu. One 
can   move   in   ech   of   the   menus   by   using   buttons  

PLUS

  and  

MINUS

Pressing button 

MENU

 takes the user to the further menu or starts the 

chosen option. 

ESCAPE

 takes the user back to the previous menu. In the 

case   of   projecting   the   main   page,   pressing   (and   holding)   the   button 

ESCAPE

 will show the screen informing of turning the pump of consumed 

hot water on or off.

II.b) Manual work

- 5 -

 62

o

c    72

o

 CH  SetTemp 

Manual Work

WorkingTimeoffee 

62

o

c   72

o

c

 CH    SetTemp

Feeder

Fan

Summary of Contents for ST-77

Page 1: ...ST 77 Manual Guide...

Page 2: ...of Economy Employment and Social Politics Dz U 03 49 414 from 12th March 2003 implementing decisions of Low Voltage Directiv 73 23 EWG and the Decree of the Ministry of Infrastructure Dz U 03 90 848 f...

Page 3: ...he device etc one must make sure that the regulator is not live The device should be intstalled by a person with adequate electrical training and certificates Before starting the programmer one should...

Page 4: ...mperature the regulator is in a cycle of work in which the fan works all the time fuel feeder working time is set up by the user both the time of work and the time of break have to be set up if the th...

Page 5: ...buttons PLUS and MINUS Pressing button MENU takes user to the first level of the menu The projector shows first two lines of the menu One can move in ech of the menus by using buttons PLUS and MINUS...

Page 6: ...other elements Pressing button MENU starts the fuel feeder The feeder works until button MENU is pressed again Pressing MENU turns the fan on off Pressing button MENU turns the water pump on off Pres...

Page 7: ...n the boiler Wrong set up of both the feeder working time as well as the feeder break time may cause faults in the work of the boiler i e coal may not get burnt in full or the boiler may not reach the...

Page 8: ...resis of the set temperature in the boiler It is a difference between the set temperature so the temperature the user wants to have in the boiler and the temperature that is in the boiler at a certain...

Page 9: ...t these are the fan s gears The higher the gear the faster the fan works Gear 1 is fan s minimum speed and gear 6 is fan s maximum speed Changes between gears can be introduced by pressing buttons PLU...

Page 10: ...ported until it reaches the the set temperature If the set temperature is reached CHW pump is turned off and the CH pump is turned on CH pump continues working until the temperature in the boiler drop...

Page 11: ...se in the time set by the user alarm is activated the feeder and the fan are automatically turned off water pump is turned on off independenty and the sound signalling is turned on The screen projects...

Page 12: ...rature of turning CH and CHW pumps on It is turned off after reaching the temperature set on the boiler CHW pump is turned on again after the temperature on the boiler drops 10 degrees II n Burning 12...

Page 13: ...e fuel and the boiler Caution Wrong set up of the described functions may cause constant increase in the temperature The time of break of burning shouldn t be too short II o Producer s settings The re...

Page 14: ...tections It is an additional bimetallic mini sensor installed next to the boiler s sensor which cuts off the feeder and fan s exits in the case of reaching and exceeding the temperature of 90 degrees...

Page 15: ...C the regulator will turn the feeder and the fan on and it will work until reaching the set on the boiler temperature III e Temperature Safety Protections The regulator is equipped in an additional pr...

Page 16: ...he effectiveness of the engines earthing pump CHW pump fan and feeder L p Specification Units 1 Current Supply V 230V 50Hz 10 2 Power Consumption W 4 3 Ambinet Temperature O C 0 40 4 Load of the Circu...

Page 17: ...and surge tank that protect the boiler from boiling of water in the central heating system must be installed VI a Diagram of the regulator s cabling installation Additional attention has to be paid d...

Page 18: ...regulator 10 II k Alarm 11 II l Function of the constant CH pump 11 II m Summer function 12 II n Burning 12 II o Producer s settings 13 III Safety Protection 13 III a Temperature Alarm 14 III b Therma...

Page 19: ...arantee does not include faults that occurred due to the wrong use of the product or those that are the user s fault mechanical faults or those that appeared after atmospherical discharge overvoltage...

Page 20: ...Notes...

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