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INSTALLATION CHECKLIST

INSTALLATION ADDRESS:

CITY:

STATE:

UNIT MODEL #:

UNIT SERIAL #:

INSTALLER NAME:

CITY:

STATE:

Unit Installed Minimum clearances per 

Figure 1 (page) 3

?

YES

NO

Has the owner’s information been 

reviewed with the customer?

YES

NO

Has the Literature Package been left 

with the unit?

YES

NO

REFRIGERATION SYSTEM

Was unit given 24 hr warm up period 

for crankcase heaters?

YES

NO

Stage-1 Liquid Pressure (high side):

Stage-1 Suction Pressure (low side):

Specifications & illustrations subject to change without notice or incurring obligations (02/22).
O’Fallon, MO, © Nortek Global HVAC LLC 2022. All Rights Reserved.

REPLACEMENT PARTS

Replacement parts are available through your distributor. 

Please have the complete model and serial number of the 

unit when ordering replacement parts.

ELECTRICAL:

Capacitors

Temperature Limit Switches

Compressors

Thermostats

Contactors

Time Delay Relays

Pressure Switches

Transformers

Relays

MOTORS:

Blower Motor

Fan Motor

COMPONENTS:

Blower Assembly

Fan Grille

Cabinet Panels

Filter/Driers

Expansion Valves

10411190

(NEW)

ELECTRICAL SYSTEM

Electrical connections tight?

YES

NO

Line voltage polarity correct?

YES

NO

Rated Voltage:

Has the thermostat been calibrated?

YES

NO

Is the thermostat level?

YES

NO

Is the heat anticipator setting correct? 

(If Applicable)

YES

NO

Содержание 1SN18K

Страница 1: ...stallation Return these instructions to the customer s package for future reference DO NOT DESTROY PLEASE READ CAREFULLY KEEP IN A SAFE PLACE FOR FUTURE REFERENCE IMPORTANT SAFETY INFORMATION 2 AIR CO...

Страница 2: ...checkout of the equipment When refrigerant tubing and electrical wiring penetrates a structures envelope the openings should be made to be suitably water tight after their installation This unit is de...

Страница 3: ...for unobstructed airflow through the outdoor coil must be maintained in order to achieve rated performance See Figure 1 for minimum clearances to obstructions Overhead obstructions Figure 1 poorly ve...

Страница 4: ...nds and contact of the refrigerant lines with metal surfaces Refrigeranttubingshouldbesupportedinamannerthatthe tubing will not vibrate or abrade during system operation Tubing should be kept clean of...

Страница 5: ...quire modification to the expansion device and refrigerant charging procedures for proper and efficient system operation Therefrigerantchargecanbecheckedandadjustedthrough the service ports provided e...

Страница 6: ...ccordance with the unit wiring diagram and the unit rating plate Connect the line voltage leads to the terminals on the contactor inside the control compartment Use only copper wire for the line volta...

Страница 7: ...al and Figure 3 for panel installation Inspect the electrical connections for tightness at the beginning of each heating and cooling season Service as necessary Do not attempt to add additional oil or...

Страница 8: ...erify that the thermostat is set to the stand by or off setting And the fan switch is set to automatic or off Start Up Procedures The thermostat s function mode should be set to OFF and the fan mode s...

Страница 9: ...troubleshooting a system The system should be charged to match the superheat or subcooling targets as previously noted and not to match the system pressures Follow the same procedure described in 4b a...

Страница 10: ...Quick Reference Data sheet 2 Calculate the amount of additional refrigerant needed for thelinesetlengthoftheactualinstallation Thisinformation is on the first page of the unit s QRD Quick Reference Da...

Страница 11: ...itable for 105 deg C 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 circuit and...

Страница 12: ...llon MO Nortek Global HVAC LLC 2022 All Rights Reserved REPLACEMENT PARTS Replacement parts are available through your distributor Please have the complete model and serial number of the unit when ord...

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