Heat Controller Energy Knight HMC30AS-1 Installation Instructions Manual

Wall mount mini-split system air conditioning/heat pump

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Service manual (74 pages)

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Summary of Contents for Heat Controller Energy Knight HMC30AS-1

Page 1 HMC30AS-1/HMH30AS-1, HMC30BS-1/HMH30BS-1Single-Zone...
Page 2: Table Of Contents
INSTALLATION OVERVIEW Installation Required Parts Required Tools Requirements The following should be always observed for safety ....3 Installation of indoor, outdoor Installation plate Level gauge unit ..........4 Four type "A" screws Screw driver Connecting cable Electric drill Hole core drill(ø70mm(2.76in)) Pipes: Suction line ....
Page 3: The Following Should Be Always Observed For Safety
THE FOLLOWING SHOULD BE ALWAYS OBSERVED FOR SAFETY Be sure to read "THE FOLLOWING SHOULD BE ALWAYS OBSERVED FOR SAFETY" before installing the air conditioner. Be sure to observe the cautions specified here as they include important items related to safety. The indications and meanings are as follows.
Page 4: Installation Of Indoor, Outdoor Unit
INSTALLATION OF INDOOR, OUTDOOR UNIT Read completely, then follow step by step. Select the best location Rooftop Installations: If the outdoor unit is installed on a roof structure, be Indoor unit sure to level the unit. Ensure the roof structure and Do not have any heat or steam near the anchoring method are adequate for the unit location.
Page 5 Drill a hole in the wall How to mount installation plate The wall you select should be strong and solid enough to prevent vibration Drill the piping hole with a ø70mm(0.0028in) Mount the installation plate on the wall with hole core drill. Drill the piping hole at either four type A screws.
Page 6: Flaring Work And Connection Of Piping
FLARING WORK AND CONNECTION OF PIPING Flaring work Flaring work Carry out flaring work using flaring tool as shown Main cause for gas leakage is due to defect in below. flaring work. Carry out correct flaring work in the Outside diameter following procedure.
Page 7: For Left Rear Piping
Remove the front right side panel by the arrow. Insert the connecting cable into the indoor unit from the outdoor unit through the piping hole. The connector can be disconnected by pulling it while pressing the connector's hook. Do not connect the cable to the indoor unit. Remove the 1 screw Make a small loop with the cable for easy for fixing low panel.
Page 8: For Right Rear Piping
Connecting the pipings to the indoor unit and Indoor drain hose to drain pipe. Connection unit pipe pipe Put a couple drops of refrigerant oil on the face of the flare before assembling taking care not to Vinyl tape Wrap with vinyl tape (wide) add any contaminants.
Page 9 Insert the connecting cable into the indoor unit. Don't connect the cable to the indoor unit. Spanner (fixed) Make a small loop with the cable for easy connection later. Flare nut Connection pipe Torque wrench Tape the drain hose and the connecting cable. Indoor unit tubing •...
Page 10 Bundle the piping and drain hose together by wrapping them with cloth tape over the range within which they fit into the rear piping housing section. Pipe Drain hose Vinyl tape(narrow) Green / Yellow wire Wrap with vinyl tape(wide) Reroute the pipings and the drain hose across Connect display conductor.
Page 11 CAUTION CAUTION Installation Information (For left piping) • Bad case • Good case Following bending type from right to left could For left piping. Follow the instruction below. cause problem of pipe damage. Press on the upper side of clamp. ( ) Unfold the tubing to downward slowly.
Page 12: Connection Of Piping(Outdoor)
Connection of the Connection of piping drain hose -Outdoor Put a couple drops of refrigerant oil on the The drain hose can be connected at two different face of the flare before assembling taking positions. Use the most convenient position and, care not to add any contaminants.
Page 13: Connecting The Cable Between Indoor Unit And Outdoor Unit
CONNECTING THE CABLE BETWEEN INDOOR UNIT AND OUTDOOR UNIT Connect the cable to the CAUTION Indoor unit. The power supply cord connected to the outdoor unit should be complied with the following Connect the cable to the indoor unit by specifications (UL and CSA recognized one).
Page 14: Connect The Cable To The Outdoor Unit
Connect the cable to the Outdoor Unit outdoor unit Terminal block Remove the control cover from the unit by loosening the screw. Connect the wires to the terminals on the Over 5mm control board individually. (2") Conduit panel Secure the cable onto the control board with the cord clamp.
Page 15: Checking The Drainage And Forming The Piping
CHECKING THE DRAINAGE AND FORMING THE PIPINGS Checking the drainage To check the drainage. Remove the right side panel. Pour a glass of water on the drain pan. Ensure the water flows through the drain Right side panel hose of the indoor unit without any leakage and goes out the drain exit.
Page 16 Form the piping Form the piping by wrapping the In cases where the Outdoor unit is connecting portion of the indoor unit with installed above the Indoor unit perform insulation material and secure it with two the following. kinds of vinyl tapes. Tape the piping and connecting cable from If you want to connect an additional drain down to up.
Page 17: Air Purging
AIR PURGING Air purging Do a leak test of all joints of the tubing(both indoor and outdoor) and both gas and liquid side service valves. Air and moisture remaining in the refrigerant Bubbles indicate a leak. Be sure to wipe off the system have undesirable effects as indicated soap with a clean cloth.
Page 18 Soap water method Suction Line (1) Remove the caps from the gas side and liquid side valves. (2) Remove the service-port cap from the gas side valve. (3) To open the gas side valve turn the valve stem Evap Line counterclockwise approximately 90°, wait for 3-way valve about 2~3 sec, and close it.
Page 19: Charging
CHARGING Each outdoor unit is factory charged (nameplate charge) for the evaporator as well as a 7.5m(25ft) line set. Any time a line set is used either shorter or longer then the nominal 7.5m(25ft) line set length the refrigerant charge has to adjusted. Whether the line set is made shorter or longer you must adjust the charge based on how many ft of tubing are either added or removed based on 30g(0.32oz) of R-22...
Page 20: Test Running
TEST RUNNING 1. Check that all tubing and wiring have been 3. Ensure the difference between the intake properly connected. temperature and the discharge is more than 2. Check that the gas and liquid side service valves 8°C(46.4°F) (Cooling) or reversely (Heating). are fully open.
Page 21 MEMO...
Page 22 MEMO...
Page 23 Specifications and performance data subject to change without notice. P/No. : 3829A20001V...

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