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Toshiba

– 10 –

Outdoor Unit

Installation Manual

EN

Barriers in front and back of unit

Open above and to the right and left of the unit.
The height of an barrier 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

2. Multiple unit installation

a. Intake and supply parallel

b. Intake and supply in line

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

„

Installation of Outdoor Unit

• Before installation, check the strength and horizontal 

of the base so that abnormal sounds do not 
emanate.

• According to the following base diagram, fix the base 

firmly with the anchor bolts.
(Anchor bolt, nut: 3/8” (M10) x 4 pairs)

1) Field fabricate a snow or an ice stand for the 

unit using the above dimension.

2) Place snow or ice stand on a foundation/pad 

and secure it to the foundation/pad and secure 
it to the foundation/pad by anchor bolts.

5

.9” (1

50) 

or

 m

or

e

39.

4”

 (1000)

or

 m

or

e

11.8” (300) or more

11.8” (300)

or more

39.4

” (10

00)

or

 more

7.9” (

200)

or mor

e

39.4”

(1000) 

or more

11.8” 

(300) or 

more

59.1” 

(1500)

or more

78.7” 

(2000)

or more

7.9” 

(200)

or more

Drain hole

Drain 

nipple mounting hole

Drain hole

5.9” (150)

20.7” (525)

1.8” (45)

23.6” (600)

15

.8”

 (

400

)

14.4”

 (365)

5.9” (150)

NOTE

When the outdoor unit is anchored directly on 
the foundation/pad (cooling only protrude a 
minimum of 0.6” (15 mm)).

0.6” (15 mm) or less

10-EN

+00EH99865501_00Ta.book  Page 10  Wednesday, November 25, 2009  11:32 AM

Summary of Contents for CARRIER RAV-SP300AT2-UL

Page 1: ...e to the general public Vente interdite au grand public Kein öffentlicher Zugang Non accessibile a clienti generici No destinado al público en general Não acessível ao público em geral Niet geschikt voor huishoudelijk gebruik Μη προσβάσιμο από το γενικό κοινό Недоступен для посторонних Genel erişime açık değildir Manuel d installation Climatiseur Type split 23 Français Installation manual ...

Page 2: ...17 9 FINISHING 19 10 TEST RUN 19 11 PERIODIC MAINTENANCE 19 12 TROUBLESHOOTING 20 13 UNIT PUMP DOWN 22 14 POWER SAVE 22 Please read this Installation Manual carefully before installing the Air Conditioner This Manual describes the installation method of the outdoor unit For installation of the indoor unit refer to the Installation Manual attached to the indoor unit ADOPTION OF NEW REFRIGERANT This...

Page 3: ...Z 2 6 65 0 3 7 0 3 7 3 3 83 Z views Knockout for bottom piping 24 1 613 23 8 605 Refrigerant pipe connecting port Ø0 6 15 9 flare at gas side Refrigerant pipe connecting port Ø0 4 9 5 flare at liquid side 12 6 320 Refrigerant piping knockout Refrigerant piping knockout Conduit connection hole 52 8 1340 21 0 534 22 9 581 22 9 581 4 8 121 2 9 74 25 8 655 14 2 360 3 3 85 2 7 70 21 0 534 Mounting hole...

Page 4: ...TS NOTE Use drain nipple and waterproof rubber cap as necessary Part name Q ty Shape Usage Installation manual 1 This manual Hand this directly to the customer Drain nipple 1 Waterproof rubber cap 5 Edge Guard 1 Protects piping against sharp edges 3 EN ...

Page 5: ... to the outdoor unit The field supplied connecting cables from the outdoor unit to the indoor unit consist for 4 wires and provides the power for the indoor unit as well as the communication signal between the outdoor and indoor unit System interconnection wire size must be AWG12 Breaker must have a capacity specified in the following table All wiring must comply with local electric codes and NEC ...

Page 6: ... shock or fire Be sure to ground the equipment Improper grounding may cause an electric shock Do not connect ground wires to gas pipes water pipes lightning rods or ground wires for telephone wires Turn off the circuit breaker before attempting any electrical work and maintenance Make sure the circuit breaker is off Failure to do so may cause electric shock Use an exclusive power circuit for the a...

Page 7: ...efrigerant pipe the compressor sucks air and the refrigeration cycle is over pressurized which may cause a burst or injury When carrying out the pump down work shut down the compressor before disconnecting the refrigerant pipe Disconnecting the refrigerant pipe with the service valve left open and with the compressor still operating will cause air etc to be sucked in raising the pressure inside th...

Page 8: ...re different from those of the conventional refrigerant units Accordingly special tools are required for the new refrigerant R410A units For connecting pipes use new and clean piping materials with high pressure fittings made for R410A only so that water and or dust does not enter Required Tools Equipment and Precautions for Use Prepare the tools and equipment listed in the following table before ...

Page 9: ...c solvent is used A location where high frequency equipment including inverter equipment private power generator medical equipment and communication equipment is used Installation in such a location may cause malfunction of the air conditioner abnormal control or problems due to noise from such equipment A location in which the discharged air of the outdoor unit blows against the window of a neigh...

Page 10: ...allation 2 Multiple units installation Barrier also above unit 5 9 150 or more The height of the barrier should be lower than the height of the outdoor unit 7 9 200 or more 5 9 150 or more 11 8 300 or more The height of the obstacle should be lower than the height of the outdoor unit 5 9 150 or more 11 8 300 or more 11 8 300 or more 11 8 300 or more 7 9 200 or more 19 7 500 or more 5 9 150 or more...

Page 11: ... and horizontal of the base so that abnormal sounds do not emanate According to the following base diagram fix the base firmly with the anchor bolts Anchor bolt nut 3 8 M10 x 4 pairs 1 Field fabricate a snow or an ice stand for the unit using the above dimension 2 Place snow or ice stand on a foundation pad and secure it to the foundation pad and secure it to the foundation pad by anchor bolts 5 9...

Page 12: ... prevent water from leaking Some conditions may cause condensation or dripping of water When collectively draining discharged water completely use a drain pan For Reference If a heating operation is to be continuously performed for a long time under the condition that the outdoor temperature is 32 F 0 C or lower draining defrosted water may be difficult due to the bottom plate freezing resulting i...

Page 13: ...plete re install the pipe cover Flaring 1 Cut the pipe with a pipe cutter Be sure to remove burrs that may cause a gas leak 2 Insert the supplied flare nut into the pipe and then flare the pipe As the flaring sizes of R410A differ from those of refrigerant R22 the flare tools newly manufactured for R410A are recommended However the conventional tools can be used by adjusting the projection margin ...

Page 14: ...wrench on the charge orifice or cover The valve may be broken 2 If applying excessive torque the nut may break according to some installation conditions 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 ...

Page 15: ...nection wire size must be AWG12 Breaker must have a capacity specified in the following table All wiring must comply with local electric codes and NEC National Electric Code or CEC Canadian Electric Code Connect the system interconnection indoor to outdoor wires to the identical terminal numbers on the terminal block of each unit Incorrect connection may cause a failure 1 With the front panel remo...

Page 16: ...ecters 4 Connect the wires to the terminal blocks and fix the wires to the wiring guide with the 3 included banding band L1 L2 L1 L2 S Field power supply terminal block Field power supply wires Ground screw System interconncection terminal block Ground screw Banding band System interconnection wires Remove the 4 screws Front pipe cover Cable cover Wire cover Conduit connector Terminal block Fix wi...

Page 17: ...ipe cover and adjust the wire lengths 6 Attach the wire cover and hold the wires with the wiring guide hooks Do not clip or damage the wires with the cover 7 Attach the front pipe cover with 4 screws 8 Connect 2 conduits Wiring guide Fix with a screw Hook Wire cover Fix with 4 screws conduit 16 EN ...

Page 18: ...tely measuring this vacuum depth The deep vacuum method is the most positive way of assuring a system is free of air and liquid water Triple Evacuation Method The triple evacuation method should only be used when vacuum pump is only capable of pumping down to 28 in of mercury vacuum and system does not contain any liquid water Refer to Triple Evacuation Method chart and proceed as follows 1 Pump s...

Page 19: ...e exceeding 4 ft lbs 5 N m Applying excessive torque may damage the valve Valve handling precautions Open the valve stem until it reaches the stop It is unnecessary to apply further force Securely tighten the cap with a torque wrench Cap tightening torque EVACUATE BREAK VACUUM WITH DRY NITROGEN WAIT EVACUATE BREAK VACUUM WITH DRY NITROGEN WAIT EVACUATE CHECK FOR TIGHT DRY SYSTEM IF IT HOLDS DEEP V...

Page 20: ... with the valve closed the outdoor unit will become over pressurized 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 conditioner using the correct procedure as specified in the Owner s Manual 11PERIODIC MAINTENANCE For an air conditioning system ...

Page 21: ...t to on 2 Record the states on or off of LED 800 to LED 804 Display mode 1 3 Press SW800 for at least 1 second The LED status changes to display mode 2 4 Since display mode 1 covers multiple errors with the same code display mode 2 must also be used to determine the final error Use the status recorded for LED 800 to LED 804 in display mode 1 Item 2 above and combine it with the status for the same...

Page 22: ...e P C board of the outdoor unit 22 Outdoor fan motor error 23 Compressor driver short circuit protection 24 Position detection circuit error in one line display 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 view of LEDs 21 EN ...

Page 23: ...at least 1 second to stop operation 5 Turn off the power DANGER Be careful of electric shock because the P C board has an electrical current running through it 14POWER SAVE Power save can be set by setting SW802 dip switch Procedure 1 Turn on the SW802 dip switch 2 to activate Power save Power save controls reducing compressor periodicity by approx 10 depending on the indoor unit heat exchanger te...

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