Sakura FVCA Series Installation, Operation And Maintenance Manual Download Page 4

Mini Air Cooled Chiller 

1.  Notes on Safety 

 

  Read the following points carefully before operation. 

◆ 

Please strictly comply with below stated regulations. 

1

Signs 

 

  

 

Warning

Must comply with the warning to avoid any injury to the body. 

 

Electric  Shock  Protection

 

  

 

This sign  is  for  electrical  installation  and  maintenance.   

Must have electrical technicians to do the job.   

 

Caution

Must comply with the caution to avoid any damage to the unit.   

2

Notes for Installation   

 

Warning:

 

 

Prepare the base before unit installation to ensure the stable operation. 

 

Use  the  appointed  accessories  and  request  the  installation  and  service  from  the 

manufacturers or dealers.   

 

Don’t install the unit by yourself, which may cause water leakage, electric shock or 

fire. 

 

  Caution:

 

 

Please install the electric cutoff. 

 

The main control must use same power supply with the unit.    The wire of control 

should  be  separate  from  the  power  supply  wire.  Must  properly  install  the  earth 

wires avoid electric shock. 

 

3

Attention: 

 

Warning:

 

 

Don’t put your hand or other objects into the air outlet/inlet to avoid injury and unit 

damage. 

 

Don’t  damage  the  power  supply  wire.    Using  the  power  supply  plugs  to  switch 

on/off the unit is prohibited.   

 

Cautions:

 

 

Don’t  directly  wash  the  unit  with  water,  otherwise  it  may  cause  electric  shock  or 

other accidents. 

 

Keep good ventilation of the air outlet/inlet.   

 

Don’t frequently switch on/off the unit.   

 

Please discharge the water from the unit during winter time not long-term stop.    If 

Summary of Contents for FVCA Series

Page 1: ...Air Cooled Mini Chiller Installation Operation and Maintenance Manual Models FVCA 40 200 B R 50 80 C R Ref S 080 05 12 Sakura Air Conditioner User friendly Earth friendly...

Page 2: ...ed Mini Chiller Installation Operation and Maintenance Manual Note Please read this Manual carefully before install and operate the unit and keep it probably for reference in the future Air Cooled Min...

Page 3: ...Mini Air Cooled Chiller 2 Contents 1 Notes on Safety 3 2 Installation 4 3 Electric 6 4 Test Run 12 5 Control 14 6 Service and Maintenance 16...

Page 4: ...ers or dealers Don t install the unit by yourself which may cause water leakage electric shock or fire Caution Please install the electric cutoff The main control must use same power supply with the u...

Page 5: ...nstallation The base of the unit can be made of concrete The unit also can be set on the supporter which can be installed on the wall or pillar An isolator pad should be used between the unit and base...

Page 6: ...or valve etc The flow switch must be installed The close type expansion tank is used to protect the water pipe from breaking caused over high pressure The auto water supply valve and water discharge v...

Page 7: ...alve is recommended Auto Water Supply Valve Auto water supply valve can be either vertically or horizontally installed at the water return circuit but not upside down The water supply volume should be...

Page 8: ...llowing chart is the minimal requirement Model Power Min Wire Current Mini Power Supply FHCA40C R 220 50 1 25 6 FHCA40B R 380 50 3 12 5 2 5 FHCA50B R 380 50 3 13 5 4 FHCA60B R 380 50 3 14 4 FVCA50C R...

Page 9: ...Sensor Outer Coil 1 Sensor Water Leaving Temp Sensor 50 Ambient Temp Sensor Return Water Temp Sensor 2 12 MMP 2 13 8 P 9 S R T 50 White White Low Pressure Switch Power Supply Protection KM1 2 FR1 2 F...

Page 10: ...oi l 2 Sensor O ut er Coi l 1 Sensor MMP Am bi ent Tem p Sensor Pl ease i nst al l t he f l ow sw i t ch ot her w i se t he syst em w i l l al ar m W i r e cont r ol Fl ow Sw i t ch Pow er Suppl y Pr...

Page 11: ...W W at er Leavi ng Tem p Sensor O ut er Coi l 1 Sensor Am bi ent Tem p Sensor Ret ur n W at er Tem p Sensor P P Low Pr essur e Sw i t ch Pow er Suppl y Pr ot ect i on KM 1 2 FR1 2 FL M M P LP RVR Fl o...

Page 12: ...er Leavi ng Tem p Sensor O ut er Coi l 1 Sensor Am bi ent Tem p Sensor Ret ur n W at er Tem p Sensor P P P Low Pr essur e Sw i t ch Pow er Suppl y Pr ot ect i on KM 1 2 FR1 2 FL M M P LP RVR Fl ow Sw...

Page 13: ...l 2 Sensor O ut er Coi l 1 Sensor Ret ur n W at er Tem p Sensor W at er Leavi ng Tem p Sensor Am bi ent Tem p Sensor LP Low Pr essur e Sw i t ch W i r e cont r ol M M P AC Cont act or Fl ow Sw i t ch...

Page 14: ...mage the water pump and the whole water system Recommended Water Flow Rate m3 h Unit Pipe Size Min Flow Rate Standard Flow Rate Max Flow Rate FHCA40 1 1 056 1 6 2 4 FHCA50 1 1 188 1 8 2 7 FHCA60 1 1 4...

Page 15: ...2 Put the power on and check water flow rate and if any leakage 3 Put the power on for 24 hours to warm up the compressor before starting the unit 4 System Protection Anti freezing during Winter For...

Page 16: ...he same set information after the electricity is cut off Colorful LCD Display Trouble Codes Display Time clock still works if no electricity 1 Mode Switching the mode by pressing the mode key 2 Temper...

Page 17: ...The system can keep some important data such as the set temp password etc 10 Trouble Codes Code Item Condition 2 Low Temp Compressor Stop Water Pump still works 3 High Temp Compressor Stop Water Pump...

Page 18: ...ription Remark C1 Coil Temp Display Use set key to select the corresponding system coil temp C2 Water Leaving Temp C3 Outdoor Temp 12 Pre heating on compressor oil If to pre heat the compressor oil th...

Page 19: ...ng term stoppage Before starting the unit next time fill in the water and check the unit again Warming up the unit for 6 hours and make sure the unit is in good condition then start the unit Note Sepa...

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