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1

Models/Tech Data Sheet Location

Grille/Filter Removal

Vent Control - PC Board Service

Blower and Fan Service

Capacitors

   2

3

   3

      5

     6,7

  8

Table of Contents

  9

   10

Cool Only (non-electronic) Wiring Diagram/Schematic

Heat / Cool  Wiring Diagram/Schematic

   11

115V Cool Only Fast Moving Parts

   12

Fan Operation Adjustment

Temperature Limiting Switches

Power Supply

   4

   4

115V Current/Differential Temperature Check 

Heat Pump Wiring Diagram/Schematic

230/208V Current/Differential Temperature Check 

13

230/208V Current/Differential Temperature Check 

14

15

   16

Cool Only Non-Electronic Fast Moving Parts

  17

Cool Only Electronic Fast Moving Parts

18

19

20

21

22

115V Heat / Cool Fast Moving Parts

230/208 Heat / Cool Fast Moving Parts

115V/230V/208V Heat Pump Fast Moving Parts

Warranty

Notes

Cool Only (electronic)  Wiring Diagram/Schematic

Summary of Contents for AJCH 08 ACB

Page 1: ......

Page 2: ...Copyright 2004...

Page 3: ...Temperature Limiting Switches Power Supply 4 4 115V Current Differential Temperature Check Heat Pump Wiring Diagram Schematic 230 208V Current Differential Temperature Check 13 230 208V Current Differ...

Page 4: ...ng introduced The line up includes COOL ONLY HEAT PUMP AND HEAT COOL models This bulletin will introduce those models with examples from electro mechanical and electronic remote units Basic disassembl...

Page 5: ...nd lift up 3 Pull the grille out from the bottom and lift up from the tabs at the top of the case To Replace Grille 1 Hook the tabs on the front grille even with the tabs on the case and snap into pla...

Page 6: ...ng remove the thermostat knob and reposition screws to obtain the desired range The range of the temperature control is approximately 600 F to 850 F Changing the screw locations limits the rotation of...

Page 7: ...nit from window and with the Grille removed you can service the control as sembly thermostats circuit board run capacitor and temperature sensor To Service PC Board electronic 1 Remove PC Board Cover...

Page 8: ...le the spacer plastic fan housing 1 With front grille removed cut foam gasket on both sides of louver assembly Remove two screws and lift out assembly 2 Remove two screws and two ground wires Lift out...

Page 9: ...at mount coil housing to bracket 4 Remove 4 Phillips head screws that mount motor to fan bracket REMOVE SIDES REMOVE COIL HOUSING REMOVE OUTSIDE FAN BLADE OUTSIDE FAN MOTOR 5 16 NUT NOTE In order to s...

Page 10: ...have full access to the capacitors with the pc board cover removed OUTDOOR FAN START RUN CAPACITOR BLOWER FAN START RUN CAPACITOR COMPRESSOR START RUN CAPACITOR NOTE Compressor capacitor has a snap i...

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