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Air to Water Heat Pump

Installation Manual



Wiring between hydro unit and outdoor unit

The dashed lines show on-site wiring.

Connect the system interconnection wires to the identical terminal numbers on the terminal block of each unit.
Incorrect connection may cause a failure.

For the air to water heat pump, connect a power wire with the following specifications.

* Number of wire

×

wire size

Model HWS-

P804HR-E

P1104HR-E

Power supply

220-230 V ~

50 Hz

Maximum running current

22.8 A

Recommended field fuse

25 A

Power supply wire*

3

×

2.5 mm

2

or more

(H07 RN-F or 60245 IEC 66)

Hydro / outdoor connecting wires*

4

×

1.5 mm

2

or more

(H07 RN-F or 60245 IEC 66)

L

N

1

3

2

1

3

2

HWS-P804HR-E

HWS-P1104HR-E

Outdoor unit

Hydro unit

Leakage breaker

Input power

220-230 V ~, 50 Hz

19-EN

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Содержание HWS-P1104HR-E

Страница 1: ...AIR TO WATER HEAT PUMP Outdoor Unit Model name HWS P804HR E HWS P1104HR E English Installation Manual ...

Страница 2: ...ling the Air to Water Heat Pump This Manual describes the installation method of the outdoor unit For installation of the hydro unit follow the Installation Manual attached to the hydro unit REFRIGERANT This Air to Water Heat Pump uses an HFC refrigerant R410A in order to prevent destruction of the ozone layer Equipment complying with IEC 610003 12 1 EN ...

Страница 3: ...f new refrigerant air to water heat pump 8 4 Installation conditions 9 5 Refrigerant piping 13 6 Air purging 16 7 Electrical work 18 8 Earthing 21 9 Finishing 21 10 Test run 21 11 Annual maintenance 21 12 Air to water heat pump operating conditions 21 13 Functions to be implemented locally 22 14 Troubleshooting 23 15 Appendix 25 2 EN ...

Страница 4: ...ed installer who is allowed to work at heights has been trained in matters relating to working at heights with the air to water heat pump made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work Qualified service person The qualif...

Страница 5: ...rtation of heavy objects Shoes with additional protective toe cap Repair of outdoor unit Gloves to provide protection for electricians and from heat Warning indication Description WARNING ELECTRICAL SHOCK HAZARD Disconnect all remote electric power supplies before servicing WARNING Moving parts Do not operate unit with grille removed Stop the unit before the servicing CAUTION High temperature part...

Страница 6: ...ify this unit by removing any of the safety guards or by by passing any of the safety interlock switches After unpacking the unit examine it carefully if there are possible damage Do not install in a place that might increase the vibration of the unit To avoid personal injury with sharp edges be careful when handling parts Perform installation work properly according to the Installation Manual Ina...

Страница 7: ...overy work collection of refrigerant from the pipe to the compressor stop the compressor before disconnecting the refrigerant pipe If the refrigerant pipe is disconnected while the compressor is working with the valve open the compressor sucks air and the refrigeration cycle is overpressurized which may cause a burst or injury CAUTION New refrigerant air to water heat pump installation This air to...

Страница 8: ... unit installation manual 1 Hand this directly to the customer For other languages that do not appear in this Installation Manual please refer to the enclosed CD R Drain nipple 1 Waterproof rubber cap 5 Protective bush 1 For protecting wires pipe cover Guard material for passage part 1 For protecting passage part pipe cover 7 EN ...

Страница 9: ...stallation work Newly prepared tools and equipment must be used exclusively Legend Prepared newly Use for R410A only Do not use for refrigerant R22 or R407C etc Conventional tools equipment are available Tools equipment Use How to use tools equipment Gauge manifold Vacuuming charging refrigerant and operation check Prepared newly for R410A only Charging hose Prepared newly for R410A only Charging ...

Страница 10: ...e compressor or other devices Airtight test 1 Before starting an airtight test further tighten the spindle valves on the gas and liquid sides 2 Pressurize the pipe with nitrogen gas charged from the service port to the design pressure 4 15 MPa to conduct an airtight test 3 After the airtight test is completed evacuate the nitrogen gas Air purge To purge air use a vacuum pump Do not use refrigerant...

Страница 11: ...oor unit is transmitted When the outdoor unit is installed in an elevated position be sure to secure its feet A location in which drain water poses any problems 1 Install the outdoor unit in a location where the discharge air is not blocked 2 When an outdoor unit is installed in a location that is always exposed to strong winds like a coast or on the high stories of a building secure normal fan op...

Страница 12: ...both front and rear of unit Open above and to the right and left of the unit The height of an obstacle in both the front and rear of the unit should be lower than the height of the outdoor unit Standard installation 1 Single unit installation 150 or more 200 or more 150 or more 300 or more The height of the obstacle should be lower than the height of the outdoor unit 150 or more 300 or more 300 or...

Страница 13: ...oor unit with downward piping consider the piping work Set the out margin of the anchor bolt to 15 mm or less When water is to be drained through the drain hose attach the following drain nipple and waterproof rubber cap and use the drain hose Inner diam 16 mm sold on the market Also seal knockout hole and the screws securely with silicone material etc to prevent water from leaking Some conditions...

Страница 14: ... cover through which pipes or wires will pass through the base plate Detach the pipe cover and tap on the knockout section a few times with the shank of a screwdriver A knockout hole can easily be punched After punching out the knockout hole remove burrs from the hole and then install the supplied protective bush and guard material around the passage hole to protect wires and pipes Be sure to atta...

Страница 15: ...ch type Flaring diameter size A Unit mm In case of flaring for R410A with the conventional flare tool pull the tool out approx 0 5 mm more than that for R22 to adjust it to the specified flare size The copper pipe gauge is useful for adjusting the projection margin size Piping necessary to change the flare nut machining size due to pipe compression Flare nut width H and flare matching size A Flare...

Страница 16: ...ions After the installation work be sure to check for gas leaks of the pipe connections with nitrogen Pressure of R410A is higher than that of R22 Approx 1 6 times Therefore using a torque wrench tighten the flare pipe connecting sections that connect the indoor outdoor units at the specified tightening torque Incomplete connections may cause not only a gas leak but also trouble with the refrigera...

Страница 17: ... Check that the vacuum pump oil is filled up to the specified line of the oil gauge 2 When air is not charged check again whether the connecting port of the discharge hose which has a projection to push the valve core is firmly connected to the charge port Pressure gauge Gauge manifold valve Handle High Keep fully closed Compound pressure gauge Charge hose For R410A only Vacuum pump adapter for co...

Страница 18: ...gerant pipes up to 30 m Refrigerant replenishing procedure 1 After vacuuming the refrigerant pipe close the valves and then charge the refrigerant while the air to water heat pump is not working 2 When the refrigerant cannot be charged to the specified amount charge the required amount of refrigerant from the charge port of the valve on the gas side during cooling Requirement for replenishing refr...

Страница 19: ...ome electrical parts Be sure to use the cord clamps attached to the product Do not damage or scratch the conductive core or inner insulator of the power and inter connecting wires when peeling them Use the power and inter connecting wires with specified thicknesses specified types and protective devices required Remove the panel and you can see electric parts on the front side A metal pipe can be ...

Страница 20: ...For the air to water heat pump connect a power wire with the following specifications Number of wire wire size Model HWS P804HR E P1104HR E Power supply 220 230 V 50 Hz Maximum running current 22 8 A Recommended field fuse 25 A Power supply wire 3 2 5 mm2 or more H07 RN F or 60245 IEC 66 Hydro outdoor connecting wires 4 1 5 mm2 or more H07 RN F or 60245 IEC 66 L N 1 3 2 1 3 2 HWS P804HR E HWS P110...

Страница 21: ...gh to cover the entire length CAUTION An installation fuse must be used for the power supply line of this air to water heat pump Incorrect incomplete wiring may lead to an electrical fire or smoke Prepare a dedicated power supply for the air to water heat pump This product can be connected to the mains power Fixed wire connections A switch that disconnects all poles and has a contact separation of...

Страница 22: ... unit will become overpressurized which may damage the compressor or other components If there is a leak at a connection air can be sucked in and the internal pressure further increases which may cause a burst or injury Operate the air to water heat pump in the correct procedure as specified in the Owner s Manual Please refer to the Hydro unit installation manual for the detail of the test run 11A...

Страница 23: ...the outdoor unit to recover refrigerant when the Hydro or outdoor unit is moved Before recovering the refrigerant in the existing system perform a cooling operation for at least 30 minutes Procedure 1 Drain off the water in the Hydro unit or turn on the water pump manually See operation check mode 2 Turn on the power of the air to water heat pump 3 Set SW804 on the P C board of the outdoor unit to...

Страница 24: ...t 1 of DIP switch SW803 to ON 2 Jot down the states of LED800 to LED804 Display mode 1 3 Press SW800 for at least 1 second The LED status changes to display mode 2 4 Find an error whose display mode 1 equals the LED states jotted down and display mode 2 equals the current flashing states of LED800 to LED804 from the following table to identify the error An outside air temperature TO sensor error c...

Страница 25: ... 22 Outdoor fan motor error 23 Compressor driver short circuit protection 24 Position detection circuit error in one line display 25 High pressure SW error 26 Pd sensor error No Cause Display mode 1 Display mode 2 D800 D801 D802 D803 D804 D800 D801 D802 D803 D804 SW801 SW804 SW800 LED ON 1 2 3 4 SW803 ON 1 2 3 4 SW802 ON 1 2 3 4 D800 D801 D802 D803 D804 D805 D800 D801 D802 D803 D804 D805 Enlarged ...

Страница 26: ...e not repaired and refilled There is the possibility of rain water or air including moisture entering the pipe 4 When refrigerant cannot be recovered using a refrigerant recovery unit There is the possibility that a large quantity of dirty oil or moisture remains inside the pipes 5 When a commercially available dryer is attached to the existing pipes There is the possibility that copper green rust...

Страница 27: ...to the atmosphere during installation service or disposal When any leakage of the contained fluorinated greenhouse gas is detected the leak shall be stopped and repaired as soon as possible 4 Only qualified service personnel are allowed to access and service this product 5 Any handling of the fluorinated greenhouse gas in this product such as when moving the product or recharging the gas shall com...

Страница 28: ...ease contact the municipal facility the shop dealer installer that sold the product or the producer Country Name of Company responsible for WEEE The manufacturer reserves the right to change any product specifications without notice Austria AIRCOND Klimaanlagen Handelsgesellshcaft m b H Haushamer Straße 2 A 8054 Graz Seiersberg Austria Cyprus AHI CARRIER SOUTH EASTERN EUROPE S A 18 Kifisou Avenue ...

Страница 29: ...EF99808501 ...

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