Description; Introduction - Carrier 68G5-105 Series Operation & Service Manual

1.1 INTRODUCTION

This manual contains
Instructions and Electrical Data for the Model 68G5-105
Coach Air Conditioning and Heating equipment
furnished by Carrier Transicold Division for the MCI
J-Series Intercity coach. Table 1-1 provides a model
number chart.
The Model 68G5-105 equipment (see Figure 1-1)
consist of a condenser, a main evaporator with integral
Model No. Refrigerant
68G5-105
MANUAL/FORM NUMBER
62--02756
T--200PL
T--279PL
Driver Display
Panel
Main Control Box
*INDICATES COMPONENTS FURNISHED
BY THE COACH MANUFACTURER

DESCRIPTION

Operating and Service
Table 1-1. Part (Model) Number Chart
Controller
Microprocessor
R-134a
Table 1-2. Additional Support Manuals
EQUIPMENT COVERED
O5G Compressor
O5G Compressor
MCI E/J Coach
Driver Evaporator
Condenser
Roadside Return Air
Temperature Sensor
Figure 1-1. Coach Cutaway View
SECTION 1
heater, a driver evaporator with integral heater, optional
parcel rack evaporators, compressor assembly, main
control box, driver display panel, check valve assembly,
temperature sensors and a bypass heat valve.
The 68G5 air conditioning and heating equipment
interfaces with electrical cabling, a parcel rack
evaporator thermostat kit, refrigerant piping, engine
coolant piping, ductwork and other components
furnished by the coach manufacturer to complete the
system.
Fan Motors
24VDC
*Driver Evaporator
Control Box
Parcel Rack Evaporator
1-1
Parcel Rack Connection
Yes
TYPE OF MANUAL
Operation and Service
Parts List
Parts List
Main Evaporator
Curbside Return Air
Temperature and
Humidity Sensor
*Bypass
Compressor
Heat
Assembly
Valve
Check
Valve
T-312