Nortek FS4BF Installation Instructions Manual Download Page 15

15

Figure 12. W.d. for 4 & 5 ton models without coreSense

tm 

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LUG

WIRING DI

AG

RAM

711013A

(Replaces 7110130)

0312

FIELD 

WIRIN

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 FIELD

CONNECTION

S

CC

208/230V

Tw

o Stage Split System Air Conditioner (Outdoor Section)

With ECM Outdoor Moto

r

Single Phase / 60 Hz

.

NO

TES:

1.

 Disconnect all po

wer be

fo

re servicing.

2.

 For suppl

y connections use copper conducto

rs

 on

ly

.

3.

 Not suitable on systems that e

xceed 150 v

olts to gr

ound.

4.

 For replacement wires use conducto

rs

 suitable 

fo

r 105

5.

 For ampacities and 

ov

er

current pr

otection

, see unit rating plate

.

6.

 Connect to 24 v

ac/40v

a/

cl

ass 2 ci

rc

uit

. See furnace/airhandler installation

     instructions 

fo

r contr

ol ci

rc

uit and optional rel

ay

/transf

ormer kits

.

1.

 Couper le courant 

av

ant 

    de faire letretien. 2.

 Emplo

yez uniquement des 

    conducteur

s en cuivre

.

3.

 Ne co

nv

ient pas aux installations

 

    de plus de 150 v

olt a la terr

e.

°C

OUTDOO

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L1

Summary of Contents for FS4BF

Page 1: ...NCE Installation Instructions important SAFETY INFORMATION 2 Air conditioner INSTallATION 3 General Information 3 Before You Install this Unit 3 Locating the Air Conditioner 3 Packaging Removal 3 Grou...

Page 2: ...autions in the literature on tags and on labels provided with the equipment Read and thoroughly understand the instructions provided with the equipment prior to performing the installation and operati...

Page 3: ...g the unit Locating the Air Conditioner Survey the job site to determine the best location for mounting the outdoor unit The outdoor unit should be installed no closer than 18 inches from the outside...

Page 4: ...the National Electric Code ANSI NFPA 70 For Canadian installations the electrical connections and grounding shall comply with the current Canadian Electrical Code CSA C22 1 and or local codes Pre Ele...

Page 5: ...c key is also imprinted on the side of the module to quickly direct the technician to the root cause of a problem Alert identification codes are also listed in Table 3 page 17 Compressor Protection Th...

Page 6: ...re Verify the fan and compressor cycle off with the thermostat NOTE The blower should also stop unless fan mode is set to the ON position System Heating optional 1 Set the thermostat s system mode to...

Page 7: ...tionsfromratedairflowsor non listedcombinationsmayrequiremodificationtothe expansion device and refrigerant charging procedures for proper and efficient system operation The refrigerant charge can be...

Page 8: ...ary over the range of operation Reference the charts to determine the ideal amount of sub coolingforagivenliquidpressure Unitschargedto other values will not perform at the rated unit efficiency EER o...

Page 9: ...110 115 120 125 130 135 Liquid Pressure psig Liquid Temperature F S4BF 036KB Charging Chart Cooling Figure 6 Charging Chart for 4 Ton Models Add refrigerant when below curve Remove refrigerant when a...

Page 10: ...when below curve Remove refrigerant when above curve 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 580 600 75 80 85 90 95 100 105 110 115 120 125 130 135 Liquid Pressure...

Page 11: ...onductors suitable for 105 5 For ampacities and overcurrent protection see unit rating plate 6 Connect to 24 vac 40va class 2 circuit See furnace airhandler installation instructions for control circu...

Page 12: ...R C S S C R L2 T2 COMPRESSOR CONTACTS L1 T1 COMPRESSOR OUTDOOR FAN MOTOR Y2 Y L R C P DC SOL CSC C R Y2 Y LPS HPS CORESENSE COMPRESSOR SOLENOID COIL 24 VOLT FIELD CONNECTIONS CC Contactor Coil CCH Cr...

Page 13: ...le Phase 60 Hz WIRING DIAGRAM 7110150 1209 FIELD WIRING LEGEND LOW VOLTAGE HIGH VOLTAGE BLACK BLUE YELLOW BLUE BLACK 208 230V H C F CCH R C S S C H L2 T2 COMPRESSOR CONTACTS L1 T1 COMPRESSOR FAN MOTOR...

Page 14: ...tection see unit rating plate 6 Connect to 24 vac 40va class 2 circuit See furnace airhandler installation instructions for control circuit and optional relay transformer kits 7 Couper le courant avan...

Page 15: ...R C S L2 T2 COMPRESSOR CONTACTS L1 T1 COMPRESSOR CSC C Y2 Y LPS HPS COMPRESSOR SOLENOID COIL 24 VOLT FIELD CONNECTIONS CC 208 230V Two Stage Split System Air Conditioner Outdoor Section With ECM Outdo...

Page 16: ...class 2 circuit See furnace airhandler installation instructions for control circuit and optional relay transformer kits 7 Couper le courant avant de faire letretien 8 Employez uniquement des conducte...

Page 17: ...system 6 Thermostat is malfunctioning Check thermostat sub base or wiring for short circuit Check thermostat installation location level Yellow ALERT Flash Code 2 Compressor Pressure Trip High Refrige...

Page 18: ...ssor bearings are seized Measure compressor oil level Red LOCKOUT Flash Code 5 Yellow Off Compressor Moderate Run Trip 1 Evaporator blower is not running Check blower relay coil and contacts Check blo...

Page 19: ...19...

Page 20: ...____________________________ Unit Installed Minimum clearances per Figure 1 page 3 YES NO INSTALLER NAME CITY________________________ STATE_________________ REFRIGERATION SYSTEM Was unit given 24 hr w...

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