Unit Description
29
Mode of Operation Charts
Engine Operation*
Two Compartment (with Door Sentry II)
Thermostat Relays
Ind
F Door
R Door
F
Fans
R
Fans
Eng
Speed
Solenoids
Zone 1
Zone 2
1K
2K
DR
R1
K
R2
K
RDR
LLS
HGS
SLS
R
LLS
RH
GS
RS
L
S
CIS
D
E
D
D
E
D
F-COOL CLOSED CLOSED
ON
ON
HIGH
E
D
D
E
D
D
D
HSC
HSC
R-COOL
D
D
D
D
D
D
F-COOL CLOSED CLOSED
ON
ON
LOW
E
D
D
E
D
D
D
LSC
LSC
R-COOL
E
D
D
E
D
D
F-HEAT
CLOSED CLOSED
ON
OFF
LOW
E
E
D
D
D
D
E
LSH
LSH
R-HEAT
E
E
D
E
E
D
F-HEAT
CLOSED CLOSED
ON
ON
HIGH
E
E
D
E
E
D
E
HSH
HSH
R-HEAT
E
D
D
E
D
D
F-HEAT
OPEN
CLOSED
OFF
ON
LOW
D
D
D
E
E
D
E
LSH
LSH
R-HEAT
E
D
D
E
D
D
F-HEAT
CLOSED
OPEN
ON
OFF
LOW
E
E
D
D
D
D
E
LSH
LSH
R-HEAT
E
D
D
E
D
D
F-HEAT
OPEN
OPEN
ON
OFF
LOW
E
E
D
D
D
D
E
LSH
LSH
R-HEAT
E
E
D
D
E
D
F-HEAT
OPEN
CLOSED
OFF
ON
LOW
D
D
E
E
D
D
D
HSH
HSC
R-COOL
D
D
D
E
D
D
F-COOL
OPEN
CLOSED
OFF
ON
LOW
D
D
D
E
E
D
E
LSC
LSH
R-HEAT
D
D
D
D
E
E
F-COOL CLOSED
OPEN
ON
OFF
HIGH
E
D
D
D
D
D
D
LSC
DEF
R-DEF
D
D
D
D
E
E
F-COOL
OPEN
CLOSED
OFF
OFF
LOW
D
D
D
E
E
D
E
LSC
DEF
R-DEF
D
E
E
D
D
D
F-DEF
OPEN
CLOSED
OFF
ON
LOW
D
E
D
E
D
D
E
DEF
LSC
R-COOL
D
E
D
D
D
D
F-COOL CLOSED
OPEN
ON
OFF
HIGH
E
D
D
D
D
D
D
HSC
LSC
R-COOL
D
E
E
E
E
D
F-DEF
CLOSED
OPEN
OFF
OFF
HIGH
E
E
D
D
D
D
E
DEF
HSC
R-COOL
* Mode: Continuous.
* If Zone 2 evaporator is turned OFF, the unit will function as if Zone 2 door is open.
Summary of Contents for MD-MT
Page 4: ...4...
Page 10: ...Table of Contents 10...
Page 22: ...Specifications 22...
Page 43: ...Unit Description 43 Figure 15 Engine Side Door Open ARD041...
Page 48: ...Unit Description 48...
Page 128: ...Refrigeration Service Operations 128...
Page 134: ...Hilliard Clutch Maintenance 134...
Page 136: ...Structural Maintenance 136...
Page 148: ...Refrigeration Diagnosis 148...
Page 150: ...Remote Evaporator Specifications 150...
Page 152: ...Remote Evaporator Maintenance Inspection Schedule 152...
Page 156: ...Remote Evaporator Unit Description 156...
Page 160: ...Remote Evaporator Structural Maintenance 160...
Page 162: ...Remote Evaporator System Diagnosis 162...
Page 166: ...Wiring and Schematic Diagrams Index 166...
Page 167: ...167 MD RD MT Model 30 w In Cab Schematic Diagram Page 1 of 2...
Page 168: ...168 MD RD MT Model 30 w In Cab Schematic Diagram Page 2 of 2...
Page 169: ...169 MD RD MT Model 30 w In Cab Wiring Diagram Page 1 of 3...
Page 170: ...170 MD RD MT Model 30 w In Cab Wiring Diagram Page 2 of 3...
Page 171: ...171 MD RD MT Model 30 w In Cab Wiring Diagram Page 3 of 3...
Page 172: ...172 MD RD MT Model 30 w In Cab CYCLE SENTRY Schematic Diagram Page 1 of 2...
Page 173: ...173 MD RD MT Model 30 w In Cab CYCLE SENTRY Schematic Diagram Page 2 of 2...
Page 174: ...174 MD RD MT Model 30 w In Cab CYCLE SENTRY Wiring Diagram Page 1 of 3...
Page 175: ...175 MD RD MT Model 30 w In Cab CYCLE SENTRY Wiring Diagram Page 2 of 3...
Page 176: ...176 MD RD MT Model 30 w In Cab CYCLE SENTRY Wiring Diagram Page 3 of 3...
Page 177: ...177 MD RD MT Model 30 CYCLE SENTRY Wiring Diagram Page 1 of 3...
Page 178: ...178 MD RD MT Model 30 CYCLE SENTRY Wiring Diagram Page 2 of 3...
Page 179: ...179 MD RD MT Model 30 CYCLE SENTRY Wiring Diagram Page 3 of 3...
Page 180: ...180 MD RD MT Model 50 w In Cab Schematic Diagram Page 1 of 2...
Page 181: ...181 MD RD MT Model 50 w In Cab Schematic Diagram Page 2 of 2...
Page 182: ...182 MD RD MT Model 50 w In Cab Wiring Diagram Page 1 of 3...
Page 183: ...183 MD RD MT Model 50 w In Cab Wiring Diagram Page 2 of 3...
Page 184: ...184 MD RD MT Model 50 w In Cab Wiring Diagram Page 3 of 3...
Page 185: ...185 MD RD MT Model 50 w In Cab CYCLE SENTRY Schematic Diagram Page 1 of 2...
Page 186: ...186 MD RD MT Model 50 w In Cab CYCLE SENTRY Schematic Diagram Page 2 of 2...
Page 187: ...187 MD RD MT Model 50 w In Cab CYCLE SENTRY Wiring Diagram Page 1 of 3...
Page 188: ...188 MD RD MT Model 50 w In Cab CYCLE SENTRY Wiring Diagram Page 2 of 3...
Page 189: ...189 MD RD MT Model 50 w In Cab CYCLE SENTRY Wiring Diagram Page 3 of 3...
Page 190: ...190 MD RD MT Model 50 CYCLE SENTRY Wiring Diagram Page 1 of 3...
Page 191: ...191 MD RD MT Model 50 CYCLE SENTRY Wiring Diagram Page 2 of 3...
Page 192: ...192 MD RD MT Model 50 CYCLE SENTRY Wiring Diagram Page 3 of 3...