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4.3 Piping Work

4.3.1 Specification of Connection Pipe

Model

External diameter (inch)

Gas pipe

Liquid pipe

NPFX24A
NPFX24A36A
NPFX48A

NPFX48A60A

Φ3/4

Φ3/

8

4.3.2 Piping Preparation
4.3.2.1 Solder Connection

All cut ends are to be round, burr free, and cleaned. Failure to follow this practice

increases the chances for refrigerant leakage.

Air Handlers

15

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Содержание NPFX24A

Страница 1: ...al Instructions heat pump Air Handlers Models NPFX24A NPFX48A NPFX48A60A NPFX24A36A Thank you for choosing commercial heat pump Please read this Owner s manual carefully before operation and retain it...

Страница 2: ...in advance before reusing it 3 Please properly select the model according to actual using environment otherwise it may impact the using convenience 4 This product can t be installed at corrosive infl...

Страница 3: ...se or misuse of the product 2 Alter change maintain or use the product with other equipment without abiding by the instruction manual of manufacturer 3 After verification the defect of product is dire...

Страница 4: ...parative for Installation 9 3 1 Pre Installation Instruction 9 3 2 Important Safety Instructions 9 4 Installation 11 4 1 Unit Inspection 11 4 2 Location 12 4 3 Piping Work 4 4 Condensate Removal 4 5 D...

Страница 5: ...wastes throughout the EU To prevent possible harm to the environment or human health from uncontrolled waste disposal recycle it responsibly to promote the sustainable reuse of material resources To r...

Страница 6: ...th the kits or accessories when installing Follow all safety codes Wear safety glasses protective clothing and work gloves Use quenching cloth for brazing operations Have fire extinguisher available R...

Страница 7: ...ducts Warnings are issued for such products sold in California as required by California Proposition 65 All new equipment shipped for sale in California will have labels stating that the product conta...

Страница 8: ...r plenum a minimum of 6 inches from the solid bottom 2 Product Introduction 2 1 Product Description The Napoleon air handler offer the perfect combination of superior product quality operating efficie...

Страница 9: ...dlers 2 3 Physical Dimension Unit inch mm Model Dimension W D H A B NPFX24A NPFX24A36A 21 1 4 540 21 1 4 540 48 1 4 1224 11 5 8 295 20 508 NPFX48A NPFX48A60A 24 3 4 630 21 1 4 540 57 1448 11 5 8 295 2...

Страница 10: ...on Optional electric heater kW NPFX24A 2 0 5 8 10 NPFX24A36A 3 0 5 8 10 NPFX48A 4 0 10 15 20 NPFX48A60A 5 0 10 15 20 Model Motor 230V 60Hz HP FLA NPFX24A NPFX24A36A 1 2 2 1 NPFX48A NPFX48A60A 1 3 2 Un...

Страница 11: ...g can blow the waste heat and relieve the heat accumulation in the air duct During installation and debugging pay attention to check whether the temperature controller has set the fan delay and shutdo...

Страница 12: ...l static pressure should stay within the minimum and maximum limits shown in the table below in order to ensure proper operation of both cooling heating and electric heating operation Model NPFX24A Le...

Страница 13: ...500 1450 1350 Speed 2 CFM 1680 1560 1500 1380 1300 Speed 3 CFM 1810 1690 1620 1550 1380 Speed 4 CFM 1930 1830 1770 1710 1580 1430 1300 Speed 5 CFM 2200 2110 2040 1980 1860 1720 1620 1490 1380 Speed 6...

Страница 14: ...l the product is on hand before starting 3 1 3 Codes Regulations This product is designed and manufactured to comply with national codes It is installer s responsibilities to install the product in ac...

Страница 15: ...ge of laws A certified technician must perform the installation and service of this product Should questions arise contact your local EPA office Due to high system pressure and electrical shock in pot...

Страница 16: ...led in an enclosed area such as a garage utility room or parking area and a carbon monoxide producing device is operated therein there must be adequate ventilation directly to outside This ventilation...

Страница 17: ...ncy drain pan is required directly under the unit See local and state codes for requirements When installing this unit in an area that may become wet elevate the unit with a sturdy non porous material...

Страница 18: ...Air Handlers 13...

Страница 19: ...Air Handlers 14...

Страница 20: ...meter inch Gas pipe Liquid pipe NPFX24A NPFX24A36A NPFX48A NPFX48A60A 3 4 3 8 4 3 2 Piping Preparation 4 3 2 1 Solder Connection All cut ends are to be round burr free and cleaned Failure to follow th...

Страница 21: ...Air Handlers 16...

Страница 22: ...ent rain water from pouring in and cause property loss or personal injury 3 Condensate drain pipe should be connected into special drain system for air conditioner 4 The drain pan has primary and seco...

Страница 23: ...twork grills special filters accessories etc are accounted for in total resistance See fan performance data in this manual Do not operate the unit without all ductwork completed Do not operate this pr...

Страница 24: ...g operation and ensure the electric heating is turned off before the fan to avoid unsafe Refer to the Fan Performance Data section of this manual otherwise it is possible to cause an exception and dry...

Страница 25: ...Air Handlers 20...

Страница 26: ...Air Handlers 21...

Страница 27: ...Air Handlers 22...

Страница 28: ...Air Handlers 23...

Страница 29: ...Air Handlers 24...

Страница 30: ...ions and the instructions in this manual Never extend the power cords The electric circuit must be equipped with a circuit breaker and air switch both with sufficient capacity The unit s operating pow...

Страница 31: ...es arbitrarily Do not change the length and terminals of the power cables If you want to change the power cables please contact our s local service center Wiring terminals should be connected firmly t...

Страница 32: ...the above table are determined based on the maximum power input of the units Specifications of circuit breaker are based on a working condition where the working temperature is 40 C If working conditi...

Страница 33: ...he terminal screw 2 For strand wires as shown below 1 Use wire cutters to cut off the wire end and then peel away about 10mm of the insulation layer 2 Use a screwdriver to unscrew the terminal screw o...

Страница 34: ...wire connection may burn the electrical components Connect the wires firmly to the wiring box Incomplete installation may lead to fire hazard Please use wire clamps to secure the external covers of co...

Страница 35: ...the electric box cover Do not bundle up the thermostat wires or lay them side by side otherwise errors will occur High and low voltage wires should be secured separately Secure the former ones with bi...

Страница 36: ...Hazard of electricity leakage Check if the wiring conforms to the wire gage Malfunction might happen and parts might be burned Check if there is obstruction blocking the air inlet outlet It may cause...

Страница 37: ...the unit doesn t run normally please check the following items before ask for service Phenomenon Reason Treatment The unit can not be activated The unit doesn t connect with power supply Connect with...

Страница 38: ...noise when electronic expansion valve initialization There is consecutive sound when cooling That s sound for gas refrigerant flowing in the unit There is sound when unit starts or stops That s sound...

Страница 39: ...means light on 0 5S then light out 0 5S Indoor fan failure Light out 3S then flash twice Indoor tube temperature sensor failure Light out 3S then flash four times Indoor air outlet temperature sensor...

Страница 40: ...ice center or dealer if necessary When user need to replace the mainboard installer should put old mainboard jumper cap and the short driven electrical resistance on the new mainboard If there is no s...

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Страница 44: ...24 Napoleon Road Barrie Ontario Canada L4M 0G8 103 Miller Drive Crittenden Kentucky USA 41030 7200 Trans Canada Highway Montreal Quebec Canada H4T 1A3 Tel 1 866 820 8686 Napoleon com...

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