Pioneer YH1824GHFD18RT2 Installation Manual Download Page 1

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IMPORTANT NOTICE:

Thank you very much for purchasing this Air Conditioner. Please read this manual carefully before

installing or operating your new air conditioning system. Be sure to save this manual for future reference.

Installation Manual

CENTRAL SPLIT AIR CONDITIONER

HIGH EFFICENCY

CONDENSING UNIT

Models:

•

YH1824GHFD18RT2

•

YH3036GHFD18RT2

•

YH4248GHFD18RT2

•

YH4860GHFD18RT2

- R-410A REFRIGERANT
- 208

230 V, 1 Phase, 60Hz

- 18 SEER

Summary of Contents for YH1824GHFD18RT2

Page 1: ...ore installing or operating your new air conditioning system Be sure to save this manual for future reference Installation Manual CENTRAL SPLIT AIR CONDITIONER HIGH EFFICENCY CONDENSING UNIT Models YH1824GHFD18RT2 YH3036GHFD18RT2 YH4248GHFD18RT2 YH4860GHFD18RT2 R 410A REFRIGERANT 208 230 V 1 Phase 60Hz 18 SEER ...

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Page 3: ...utions 1 Diagram of Refrigerant Cycle Wiring 3 Refrigerant Flow Diagram 3 Electrical Wiring Diagram 3 Installation Instructions 4 Transportation and Handling Before Installation 4 Installation Location Selection 4 Drainage Elbow and Drain Hose Installation 5 Outdoor Unit Installation 5 Refrigerant Piping 6 Wiring 9 Test Run 11 Mode Outdoor Operation Temperature Range Maximum Minimum Cooling Operat...

Page 4: ... with their respective safety symbols WARNING Hazards or unsafe practices which COULD result in severe personal injury or death CAUTION Hazards or unsafe practices which COULD result in minor personal injury or product or property damage Carefully store the indoor and outdoor unit manuals away for your future reference Installation should be performed only by qualified personnel Improper installat...

Page 5: ...arried out under the supervision of the person competent and capable in the handling of flammable refrigerants Means for disconnection such as circuit breaker which can provide full disconnection in all poles must be incorporated in the fixed wiring in accordance with the wiring rules It is necessary to allow the disconnection of the appliance from the supply after installation Ensure the disconne...

Page 6: ... 60K models Electrical Wiring Diagram L1 L2 PE Power supply Power supply Power supply Thermostat Indoor unit Outdoor unit Power terminal panel OR L2 L2 L1 L1 W1 B C R Y G G R C C B Y W SI W1 SI Note The SI wire between the indoor and outdoor units is not mandatory especially when the outdoor unit is connected to an indoor unit of a different brand It is more energy efficient when the outdoor unit ...

Page 7: ...ft away from the antenna of a TV set or radio An amplifier may be required for the affected device Install the unit horizontallyandlevel Install it in an area not affected by snowfall or blowing snow If areas with heavy snow cannot be avoided install a canopy a pedestal and or some baffle boards Avoid the following places for installation where air conditioner related issues are liable to occur Wh...

Page 8: ...rwise it can cause damage to the appliance or reduce its lifetime Fig 3 Drainage Elbow and Drain Hose Installation Outdoor Unit Installation Install Drainage Elbow and Drain Hose The condensate water may drain from the outdoor unit when the unit operates in heating mode In order to avoid disturbing neighbors and to protect the environment it is necessary to install a drainage elbow and a drain hos...

Page 9: ...re connecting pipes 3 Piping thickness and material of the pipe are shown as below Refrigerant Additional Charge The unit has been pre loaded with refrigerant but if exceeding 25 ft 7 6m of line set additional refrigerant R410A is required 24K 36K Additional refrigerant charge L 25 ft 0 38 oz ft 48K 60K Additional refrigerant charge L 25 ft 0 60 oz ft 2 Piping material The shorter the refrigerant ...

Page 10: ...ing brazing c After brazing cool joint using the wet rag Installation Instructions Welding Torch Baffle Wet Cloth Piping Insulation Procedure Insulation field supplied 3 After finishing connection of the refrigerant pipes keep it warm using the insulation material as depicted in the figure on the right For the outdoor unit side insulate every piping end including valves Cover piping joints with pi...

Page 11: ...halogen leak detector to check the flare nut and brazing points of leak Use foam that does not generate ammonia NH3 in the reaction Indoor Unit Outdoor Unit Manifold Valve Pressure Gauge Vacuum Pump Fig 9 2 Turn the cylinder upside down when filling Stand the cylinder upright when filling There is a siphon pipe inside so the cylinder need not be upside down to fill with liquid Filling Using a Cyli...

Page 12: ...at unprotected parts and in the worst case scenario a fire will occur Prevent the wirings from touching the refrigerant pipes plate edges and electrical parts inside the unit If not done so the wires will be damaged and in the worst case scenario a fire will occur Install an ELB Electric Leakage Break at the power source If an ELB is not used it can cause electric shock or fire at the worst case s...

Page 13: ...ansmitting Cable to wired controller 1 Remove the screws maintenance plate and the valve cover 2 Pass transmitting cable and power supply through the two holes on the right side plate 3 Fasten the conduit connection to the right side plate using the lock nut 4 Connect the transmitting cable and power supply to the terminal 5 Secure the transmitting cable and power supply together with the clamp ti...

Page 14: ...ns are done If you still have any trouble please contact the local technical service center of our company for further information CAUTION Test Run Electrical Data Max Running Current A REFER TO NAMEPLATE Note 1 Follow local codes and regulations when selecting field wires All of the above are the minimum wire size 2 When transmitting cable length is longer than 262ft 80m the next larger wire size...

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Page 16: ...er Davis HVAC International Inc Parker Davis HVAC International Inc 3250 NW 107 Avenue Doral FL 33172 USA Tel 305 513 4488 Fax 305 513 4499 E mail info pdhvac com Website www pdhvac com Pioneer product line parts and supplies are available online for convenient ordering at www highseer com www pioneerminisplit com Scan the below code to visit our support page where you can find more installation m...

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