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Cont ...

8 MAINTENANCE

8.11 

Routine maintenance & service checks:

 

Every 6 & 12 months (see service log sheets below) the unit should be    

 

 inspected 

for:-

 

Damage to the electrical supply cable.

 

Damage to the inlet and outlet flexible hoses.

 

Leakage from the unit or the connecting pipework.

 

Controller log check; fault codes, pump run times, etc.

 

Test unit operation 

 

Float valve check 

 

Level probe check

 

Water condition check

 

Expansion vessel pre-charge check

8.12 

Wiring diagram

 

There are no user servicable wiring or components inside the controller  

 

 assembly. 

DO NOT

 remove the retaining screws or the membrane cover over    

 the 

display.

8.13 

Spares

 

The unit is designed and built to be a reliable and high quality product,   

 

 

in the event of spares being required please contact Calpeda Ltd on  

 

 

 01869 

241441.

230 VAC/1PH/50Hz
SUPPLY

N
E

L

MAIN WINDING

THERMOTRIP

START WINDING

BLUE

BROWN

MOTOR 2

THERMOTRIP

BLUE

BROWN

MOTOR 1

PRESSURE TRANSDUCER
4-20mA, 0 - 10 bar

COMMON

LOW LEVEL

HIGH LEVEL

GREEN/YELLOW

GREEN/YELLOW

L  E  N

L  E  N

VO

LT

 FR

EE

 A

LA

RM CO

NT

AC

TS 

- 5 A

MP

 MA

X.

RS 485 modbus

LOW PRESSURE ALARM N/O

HIGH PRESSURE ALARM N/O

BOILER INTERLOCK N/O

COMMON ALARM N/O

GREEN/YELLOW

BLUE

BROWN

RED

GR

EE

N

BLUE

C  L1  L2

- +

CAPACITOR

BLAC

K

BLU

E

MAIN WINDING

START WINDING

CAPACITOR

BLA

CK

BLUE

2

1

BR

OWN

BLUE

TANK

1

2

3

4

Fig. 25

Содержание Unimat-E Series

Страница 1: ...truction booklet with the end user as it contains important guarantee maintenance and safety information Read this manual carefully before commencing installation This manual covers the following prod...

Страница 2: ...cial or industrial applications These could include slight leaks air venting etc The units are not designed to deal with sudden losses of system pressure due to major water losses over extended period...

Страница 3: ...with the appliance This product should not be used for the supply of water to more than one heating cooling system at a time The electrical installation must be carried out in accordance with the cur...

Страница 4: ...allation details carefully as they are intended to ensure this product provides long trouble free service Failure to install the unit in accordance with the installation instructions will lead to inva...

Страница 5: ...o be used with item C 2 Flexible hose G 15 mm compression 2 Cable tie 2 M6 screw 1 Instruction book 1 Wall mounting plate 1 A E C B D H G F I C Fig 1 IMPORTANT With the appliance removed from its pack...

Страница 6: ...ure pipework Ensure pipework to and from pump is independently supported clipped to prevent forces being transferred to inlet and outlet branches of the unit Do not secure pipework to the unit this wi...

Страница 7: ...front of the unit will be required to operate the keypad and view the display 2 13 Protection The unit must be located in a dry frost free area 2 14 Ventilation Ensure an adequate air flow to cool the...

Страница 8: ...oise and vibration from the pump to the pipework connected to the appliance outlet However care must be taken when mounting the unit that any noise is not amplified through loose panels or pipework 2...

Страница 9: ...stem for quick and easy access 3 12 Principle of operation The pressurisation unit consists of a break tank and one two peripheral pumps The break tank is supplied with mains water from either the lef...

Страница 10: ...sure above 4 bar 4 12 Cold mains feed connection The connection to the cold water mains inlet is made using the 15 mm compression flexible hose supplied Ensure the rubber sealing washer supplied with...

Страница 11: ...them as per the image below do not leave out fastenings as this will compromise the integrity of the wall plate 3 Ensure you have sufficent room around the area you are mounting the unit to allow inst...

Страница 12: ...he expansion vessel bladder could cause premature failure of the expansion vessel 2 Isolating valves MUST be installed on the unit inlet and outlet before connection to the flexible hoses to allow the...

Страница 13: ...ating cooling system These devices will prevent the pressure sensor from reading the system pressure and will lead to incorrect operation of the unit 9 The unit should be connected to the system retur...

Страница 14: ...ould be fitted with earthing clamps in accordance with current regulations Fig 14 5 16 Earthing This appliance must be earthed via the supply cord 5 17 Pipework Copper or metallic pipework must have s...

Страница 15: ...yellow The wire which is coloured blue must be connected to the terminal which is marked with the letter N or coloured black The wire which is coloured brown must be connected to the terminal which is...

Страница 16: ...mage For connection of output relays follow the steps and images below 1 Remove the required green connector from the right hand side of the control board 2 Strip 6 8 mm insulation from the end of the...

Страница 17: ...ged or is damaged it must be replaced with a special cord assembly available from Calpeda Ltd or one of their approved repairers On disassembly note the cord retention and routing system Re assemble t...

Страница 18: ...loop if possible If this is not possible the pressurisation unit can be used to fill the system after commissioning has taken place Depending on the size of the system this may take a considerable am...

Страница 19: ...splayed whilst the unit is powered If an alarm or error is raised the red Error light will be displayed A number pressure set points can be set using the menus these set points are detailed below 1 to...

Страница 20: ...Differential pressure 3 see Fig 20 Sets the pressure the unit will turn on at as the system pressure falls Relative to the system pressure Set in 0 05 bar increments below the System pressure 2 canno...

Страница 21: ...e the accuracy of the pressure setting on lower volume systems Pump start delay Sets the time delay in starting the pump after system pressure differential pressure 3 is reached on falling pressure Ad...

Страница 22: ...u 6 23 Advanced setting menu Set Pressure 2 bar Differential 0 2 bar Hi Alarm 2 5 bar Lo Alarm 1 3 bar System fill off Run activity high 1000 Relay allocation Pump fail Relay operation normally open P...

Страница 23: ...pass code If set Delay Push to test pump Pump activity log Power interrupt log Alarm log Start up screen Pump run time log System fill volume System pressure display Error display System fill status...

Страница 24: ...ose isolation valve on the outlet of the unit Turn the electrical supply ON to the unit The Calpeda start up logo will be displayed and then the Home screen will be displayed The unit will run briefly...

Страница 25: ...or the system pressure and re pressurise the system if the system pressure drops below the system pressure differential pressure See Fig 20 Example System pressure 2 bar differential pressure 0 5 bar...

Страница 26: ...ausing an over pressure within the system or alarms being triggered 7 12 Pump exercise function If the pumps do not need to operate for more than a week both pumps will start for 3 5 seconds to avoid...

Страница 27: ...O NOT remove the retaining screws or the membrane cover over the display 8 13 Spares The unit is designed and built to be a reliable and high quality product in the event of spares being required plea...

Страница 28: ...sure is increased 4 Open the mains water isolating valve allowing the tank to fill and ensure the fill valve is operating correctly and maintaining the correct water level 5 Check for signs of leakage...

Страница 29: ...r Ambient air temperature range Min 4 o C Max 40 o C Relative humidity 95 non condensing Min Max water temperature Min 4 o C Max 23 o C Water tank Usable water capacity 8 litres Inlet valve and fill r...

Страница 30: ...Pressure sensor fault Remove pressure from the unit outlet and verify the displayed pressure is 0 bar Error will be displayed if the sensor signal is outside parameters Replace sensor call Calpeda Ltd...

Страница 31: ...y Engineer System set pressure Differential pressure Hi alarm set pressure Lo alarm set pressure 12 14Service Log Service No 1 Date Engineer name Company name Tel No System pressure bar Differential p...

Страница 32: ...ation Float valve operation x Level probe operation x Water condition x Exp vessel pre charge x Comments Service No 3 Date Engineer name Company name Tel No System pressure bar Differential pressure b...

Страница 33: ...ation Float valve operation x Level probe operation x Water condition x Exp vessel pre charge x Comments Service No 5 Date Engineer name Company name Tel No System pressure bar Differential pressure b...

Страница 34: ...ct installation improper use unauthorised repair normal wear and tear and defects which have a negligible effect on the value or operation of the product Reasonable evidence must be supplied that the...

Страница 35: ...35 Cont NOTES...

Страница 36: ...Machinery Directive 2006 42 EC Low Voltage Directive 2014 35 EU EMC Directive 2014 30 EU EMF Directive 1999 519 EC RoHs Directive 2011 65 EU WEEE Directive 2012 19 EU The company CALPEDA Ltd also deca...

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