Service manual

v T -318
TABLE OF CONTENTS -- Continued
PARAGRAPH NUMBER Page
6.15 EVAPORATOR COIL AND HEATER ASSEMBLY 6--14.........................................
6.15.1 Evaporator Coil Replacement 6--14.......................................................
6.15.2 Evaporator Heater Replacement 6--14....................................................
6.16 EVAPORATOR FAN AND MOTOR ASSEMBLY 6--15..........................................
6.16.1 Replacing the Evaporator Fan Assembly 6--15.............................................
6.16.2 Disassemble the Evaporator Fan Assembly 6--15...........................................
6.16.3 Assemble the Evaporator Fan Assembly 6--15.............................................
6.17 EVAPORATOR FAN MOTOR CAPACITOR 6--15..............................................
6.17.1 When To Check For A Defective Capacitor 6--15...........................................
6.17.2 Removing the Capacitor 6--16............................................................
6.17.3 Checking the Capacitor 6--16............................................................
6.18 SUCTION MODULATION VALVE 6--16.......................................................
6.18.1 Pre-check Procedure 6-- 16..............................................................
6.18.2 Checking the Stepper Valve 6--17........................................................
6.18.3 Checking the Controller 6--17............................................................
6.18.4 Emergency Repair Procedures 6--17......................................................
6.19 DPRV CHECK PROCEDURE 6--17..........................................................
6.20 AUTOTRANSFORMER 6--18...............................................................
6.21 CONTROLLER 6--18.......................................................................
6.21.1 Handling Controller 6--18................................................................
6.21.2 Controller T roubleshooting 6--19..........................................................
6.21.3 Controller Programming Procedure 6--19..................................................
6.21.4 Removing and Installing the Controller 6--20...............................................
6.21.5 Battery Replacement 6-- 20..............................................................
6.22 TEMPERATURE SENSOR SERVICE 6--20...................................................
6.22.1 Sensor Checkout Procedure 6--20........................................................
6.22.2 Sensor Replacement 6--20..............................................................
6.22.3 Sensor Re-Installation 6--21.............................................................
6.23 VENT POSITION SENSOR (VPS) 6--22......................................................
6.24 ELECTRONIC PARTLOW TEMPERATURE RECORDER 6--23..................................
6.24.1 Replacing the Recorder 6--23............................................................
6.24.2 Changing the Chart 6-- 23................................................................
6.24.3 Adjusting the Recorder Stylus 6--24.......................................................
6.24.4 Rezeroing the Recording Thermometer 6--24..............................................
6.24.5 Rezeroing the Recording Thermometer 6--25..............................................
6.25 MAINTENANCE OF PAINTED SURF ACES 6--25..............................................
6.26 COMPOSITE CONTROL BOX REPAIRS 6--25................................................
6.27 COMMUNICATIONS INTERFACE MODULE INSTALLATION 6--28..............................
6.28 POWER F ACTOR CORRECTOR CAPACITORS (PFC) 6--28....................................
ELECTRICAL WIRING SCHEMATIC 7--1............................................................
7.1 INTRODUCTION 7-- 1.....................................................................