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JOHNSON CONTROLS

6

FORM 145.26-IOM1 (908)

1. PREPARINg TO INSTALL

A. Literature

after installing the unit; give this Installer’s Information 

Manual, and the Warranty card to the end user. If you 

need help on any of the installation instructions or other 

matters  relating  to  this  equipment,  contact  the  office 

where you bought the unit. you may also refer to the 

unit rating plate for a contact name.

2. IMPORTANT SAFETY RULES

Read  and  exactly  follow  these  rules. 

Failure to do so could cause improper 

furnace operation, resulting in damage, 

injury or death.

a) 

DO NOT

 install this equipment outdoors or in a 

mobile home, trailer or recreational vehicle. It is not 

design-certified for these installations. This furnace 

is suitable for a home built on site or manufactured 

home completed at final site.

b) 

DO  NOT

  install  in  a  corrosive  or  contaminated 

atmosphere.

c) 

DO NOT

 use this equipment for temporary heating 

of buildings or structures under construction.

d) 

Always

 install duct system with this equipment. 

Be sure duct system has external static pressure 

within allowable operating range.

e) 

Completely

 seal supply and return air ducts to 

the unit  casing.  Duct work  must run  to an area 

outside the space containing the unit. Seal duct 

work whenever it runs through walls, ceilings or 

floors. See Section 11 for more information.

3. MEETINg CODES

   Before  installing  unit,  make  sure  you  know  all 

applicable codes. National, state and local codes 

may take precedence over any instructions in this 

manual. Be sure to consult:

- authorities having jurisdiction over air-conditioning 

and heating installations;

- Local code authorities for information on electrical 

wiring.

4. UNPACKINg

a) Check the unit for indications of damage in ship-

ment. Notify the Transportation company of any 

damage  and  note  the  damage  on  the  shipping 

receipt.

Rough handling may dislocate internal 

components.

b) allow the shipping base to remain with the unit until 

it is ready to be set in its final location.

c) Rotate blowers to assure free movement.
d) The compressor is mounted on neoprene isolators 

with  metal  spacing  sleeves  inside  and  secured 

with nuts, which must be snug against the metal 

spacer sleeves.

e) Check all refrigeration tubing to assure that it does 

not rub against any other parts.

5. NORMAL INSTALLATION

This unit is designed for indoor installation adjacent 

to an outside wall having an opening for condenser 

air-flow. The air flow products must:

a. Discharge directly to the outside.
B.  Discharge  away  from  any  obstructions,  which 

could  cause  recirculation  of  the  hot  condenser 

exhaust.

6. CLEARANCES

   This  unit  is  designed  for  closet  installation.  No 

clearance is required from the top, sides, or back 

of the unit. a minimum of 1-inch clearance is re-

quired from the front to any combustible materials. 

a combustible door may be placed 1 inch from the 

front of the unit. When the door is open there must 

be 30 inches clearance to any obstruction, to allow 

sufficient access for service and the replacement 

of parts. The unit shall not be installed directly on 

carpeting, tile or other combustible material other 

than wood flooring.

Summary of Contents for SWAC-R22

Page 1: ...its Supersedes 145 26 IOM1 708 Form 145 26 IOM1 908 UNIT MODEL SWAC R22 Hot Water Heating Electric Cooling INSTALLATION OPERATION MAINTENANCE INSTRUCTIONS Cooling Capacities 12 000 18 000 24 000 30 00...

Page 2: ...It is essential that prior to performing any task on this equipment this individual shall have read and understood this document and any referenced materials This individual shall also be familiar wit...

Page 3: ...uld expose the worker the equipment and the building and its inhabitants to the risk of injury or property damage The instructions are written assuming the individual who will perform this work is a f...

Page 4: ...atic Wiring Diagram 17 Warranty Policy 19 SWAC models provide a complete air conditioning and heating system as an all in one package Specifically de signed for convenient through the wall installatio...

Page 5: ...ep this equipment Pass these documents on to later purchases or Users Throughout this Installer s Information Manual we frequently use the word you when referring to the person responsible for applica...

Page 6: ...ce over any instructions in this manual Be sure to consult Authorities having jurisdiction over air conditioning and heating installations Local code authorities for information on electrical wiring 4...

Page 7: ...which must mate with the back of the unit are perfectly vertical Correct this if necessary or the unit will not seal properly against the wall sleeve A roll of 1 inch wide x inch thick self adhesive r...

Page 8: ...JOHNSON CONTROLS 8 FORM 145 26 IOM1 908 LD13530 FIG 1 Wall Sleeve Assembly...

Page 9: ...lf drilling sheet metal screws through the flange standing up at the back of the unit top These two screws will screw into the wall sleeve Recommend Lintel where required on wall opening gasket INSTAL...

Page 10: ...10 490 465 430 HIgH 920 880 840 800 750 700 640 MEDIUM 775 760 735 705 665 625 LOW 580 565 550 530 HIgH 1060 1020 980 935 885 830 770 MEDIUM 840 825 810 790 765 730 LOW 735 725 715 700 SWaC02412 SWaC0...

Page 11: ...entire filter frame and trim off any burrs left where the opening was snipped out BOTTOM RETURN PLENUMS When a bottom return plenum is used snip out the pre punched 11 x 20 inch opening in the bottom...

Page 12: ...in lower connection water out upper connection The coil design is self draining and self venting provision for draining the water supply line and venting the water return line must be field supplied T...

Page 13: ...10 0 47 0 0 17 1 2 0 17 1 1 14 8 20 SWAC02412 208 230 1 60 1 13 2 59 0 0 17 1 2 0 25 1 5 19 2 30 SWAC03012 208 230 1 60 1 15 7 69 0 0 25 1 5 0 33 1 9 23 03 35 16 INSTALLING ELECTRICAL WIRING Provide...

Page 14: ...f these questions 1 Is the unit level 2 Have you cleared away all loose construction and insulation materials 3 Is unit installed within proper clearances to com bustible materials See Section 6 4 Doe...

Page 15: ...lure to seal holes could result in reduced system performance LOCK ALL ELECTRICAL POWER SUP PLY SWITCHES IN THE OFF POSITION BEFORE SERVICING THE UNIT FAIL URE TO DISCONNECT POWER SUPPLY MAY RESULT IN...

Page 16: ...require oiling 4 Inspect evaporator and condenser coils for accu mulations of dirt and debris and clean as required If the coils appear dirty clean them using mild detergent or a commercial coil clea...

Page 17: ...8 17 Johnson Controls Unit Cooling Capacity BTU HR R 22 Refrigerant Charge SWaC 1212 2 lb 14 oz SWaC 1812 3 lb 14 oz SWaC 2412 4 lb 8 oz SWaC 3012 4 lb 14 oz FIG 4 SCHEMATIC WIRING DIAGRAM LD13535 22...

Page 18: ...JOHNSON CONTROLS 18 FORM 145 26 IOM1 908 NOTES...

Page 19: ...eat exchanger will be furnished or at our sole option a credit for the replacement heat exchanger may be allowed Labor and other expenses involved in replacing the heat exchanger are not covered by th...

Page 20: ...without notice Printed in U S A Copyright 2008 by Unitary Products Group All rights reserved Form 145 25 IOM1 908 Supersedes 145 25 IOM1 708 York PA 17405 P O Box 1592 York PA 17405 Engineered System...

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