Related Manuals for Pioneer KFDH125
Summary of Contents for Pioneer KFDH125
- Page 1 Installation, Operation & Maintenance Manual Split System , Cooling Only 7 5000 - 150000 BTU KFDH O N/ O FF AUTO CO O L HI GH TEM P M O DE M ED LO W HEAT TI M ER SLEEP KODH IOMES--2013...
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Page 2: Table Of Contents
Contents 1. Safety Precaution 4. Refrigrant Piping connection 2. Indoor Unit Installation 4.1 Piping length 2.1 Outline dimensions, 4.2 Piping connection 5. Vaccuming and Charging Installation location 5.2 Refrerant Handling 2.2 Service Space 6. Electrical Wiring 2.3 Installing the indoor unit 7. -
Page 3: Indoor Unit Installation
•The unit must be securely installed on structure that can sustain its weight. Fig 2-1-1 KFDH75,100 1376 φ15 1600 Control 1541 Drain Pipe 1” Fig 2-1-2 KFDH125,150 2.2 Service space • Make sure sufficient space for service and Fig 2-2 maintenance (Fig 2-3). Min. 800mm... -
Page 4: Installing The Indoor Unit
Indoor Unit Installation 2.3 Installing indoor unit 2.3.1 Unit suspension • Use the hanging rods to hang the unit through the holes provided. Strength of hanging rods must be able to support the total weight of the unit. • Add isolator, absorber , if necessary , to minimize the vibration transmission to the ceiling. 2.3.2 Drain pipe •... -
Page 5: Installation Space & Cleatance
Outdoor Unit Installation 3.2 Installation space and clearance Unit can be installed based on following : Orientation 1 : 2 X KODH75 to 150 Front Front Orientaition 2: 4 X KODH75 to 150. 3.3 Installing the outdoor unit 3.3.1 Unit lifting •... -
Page 6: Refrigrant Piping Connection
Refrigerant Piping Connection 4.1 Piping Length • .Long refrigerant piping will affect the performance of the unit and shorten the lifespan of the compressor. In the worst case scenerio, it will cause the compressor to break down. Piping length should be as short as possible Caution: •... -
Page 7: Refrerant Handling
Vaccuming, Charging & Refrigerant Handling 5.2 Refrigerant Handling Caution: • Special Precautions When Dealing with Refrigerant R410A Unit 5.2.1 Components • Mixture of composition by weight : R32(50%) and R125(50%) 5.2.2 Characteristic • R410A liquid and vapor components have different compositions when the fluid evaporates or condenses. Hence, when leak occurs and only vapor leaks out, the composition of the refrigerant mixture left in the system will change and subsequently affect the system performance. - Page 8 Electric Wiring Wiring Diagram : KFDH/KODH 75,100 MF1-1 MF1-2 TB3 (C) Fuse 3.15A TB2 (C) Brown 95 96 Brown Blue O N/ O FF AUTO CO O L HI GH TEM P M ED M O DE LO W HEAT TI M ER SLEEP Wiring Diagram : KFDH/KODH125/150...
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Page 9: Controller Operation
Controller Operation The controller supports the following functions: a) Mode：Cool, Dry, Fan, Heat b) Indoor fan speed：Auto, High, Medium, Low (* For 75/100 model only) c) Sleep mode d) Compressor protections:- 1. Comp 3 minutes restart protection 2. Indoor coil anti freeze e) Room sensor and indoor coil sensor failure monitoring. - Page 10 Controller Operation 6）Compressor protection a) Comp restart protection 1. 3 minutes protection 2. Hardware Anti short cycle timer Should the power supply is cut off and resume, compressor 3 minutes protection control logic is as below:- Power outage duration Restart protection timer <180S 180S—...
- Page 11 Controller Operation 14）Control Panel O N/ O FF AUTO CO O L HI GH TEM P M O DE M ED LO W HEAT TI M ER SLEEP a) On/Off To turn on/off the unit. . b) Mode Press mode key to change operating mode as follow: Cool only mode Cool -Dry-F an c) Fan spee d...
- Page 12 Controller Operation 15）Phase Protector/ Phase Failure Relay Phase protector is installed on each condensing unit. Function of phase protector 1. Phase reversal 2. Over or under voltage 3. Multiple type of fault auto recovery and lock function Hardware Configuration There is a 8 way DIP switch to program the 3 phase monitor according to the table below: SW1 SW2 SW3 SW4 SW7 SW8...
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Page 13: Test Run
For KFDH 75/150 Press the High - Medium -Low button to check on the change of fan speed For KFDH125/150 , check the blower rotation, if reverse rotation , switch the 2 phase for the 3phase supply wire. 4. Room Themostat Cut-in Test. -
Page 14: Service And Maintenance
Service & Maintenance Item Maintenance Procedure Frequency Remove any dust adhered on the filter by using a vacuum cleaner or wash in lukewarm water (below 40°C) with neutral Once every 2 weeks. cleaning detergent Air Filter More frequently if Rinse well and dry the filter before placing it back onto the unit. necessary Do not use gasoline, volatile substances or chemical to clean the filter. -
Page 15: Trouble Shooting
Trouble Shooting In case of malfunction, perform the following preliminary check , before asking for repair service. Problem Cause Trouble Shooting/ Remedy The power supply is turned OFF. Turn the power supply ON. Unit cannot operate The fuse in the PCB is gone or blown. Replace fuse.