137
Mechanical Diagnosis
Condition
Possible Cause
Remedy
Unit switched On—indicator
lights do not come on
Batteries discharged
Charge or replace batteries
Reset switch tripped
Check engine oil, coolant level, and
CYCLE-SENTRY system (optional).
Push in reset switch button
Corroded battery connections
Clean and tighten
Circuit breaker tripping
Check for short circuit in unit wiring
Indicator lights come on but
engine does not crank
Batteries discharged
Replace or recharge battery
Diesel/Electric switch in Electric
position
Place switch in Diesel position
Defective Preheat-Start switch
Replace switch
Defective starter solenoid
Replace solenoid
Start relay defective
Replace relay
Corroded battery connections
Clean and tighten
Defective starter
Repair starter
Water in cylinders
Check for hydrostatic lock. Remove
glow plugs and turn engine slowly
Starter motor turns but engine
does not crank
Starter clutch defective
Replace
Engine cranks but fails to start
Fuel solenoid not energized
Check 8D circuit, fuel solenoid
timer, and relay
Fuel solenoid defective or stuck
Replace
Injection pump defective
Replace pump
Glow plugs defective
Replace defective glow plugs
No fuel or wrong fuel
Fill with proper fuel
Fuel pump defective
Replace pump
Air in fuel system
Bleed air
Compression low
Overhaul engine
Injection nozzles defective
Repair or replace nozzles
Incorrect timing
Adjusting timing
Air cleaner clogged
Clean air cleaner
Defective high pressure cutout
Replace high pressure cutout switch
Defective electric fuel pump
Check fuel pump
Содержание MD-MT
Страница 4: ...4...
Страница 10: ...Table of Contents 10...
Страница 22: ...Specifications 22...
Страница 41: ...Unit Description 41 Unit Photographs Figure 12 Roadside View Figure 13 Curbside View ARD024 ARD025...
Страница 43: ...Unit Description 43 Figure 15 Engine Side Door Open ARD041...
Страница 48: ...Unit Description 48...
Страница 128: ...Refrigeration Service Operations 128...
Страница 134: ...Hilliard Clutch Maintenance 134...
Страница 136: ...Structural Maintenance 136...
Страница 148: ...Refrigeration Diagnosis 148...
Страница 150: ...Remote Evaporator Specifications 150...
Страница 152: ...Remote Evaporator Maintenance Inspection Schedule 152...
Страница 156: ...Remote Evaporator Unit Description 156...
Страница 160: ...Remote Evaporator Structural Maintenance 160...
Страница 162: ...Remote Evaporator System Diagnosis 162...
Страница 166: ...Wiring and Schematic Diagrams Index 166...
Страница 167: ...167 MD RD MT Model 30 w In Cab Schematic Diagram Page 1 of 2...
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Страница 169: ...169 MD RD MT Model 30 w In Cab Wiring Diagram Page 1 of 3...
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Страница 172: ...172 MD RD MT Model 30 w In Cab CYCLE SENTRY Schematic Diagram Page 1 of 2...
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Страница 180: ...180 MD RD MT Model 50 w In Cab Schematic Diagram Page 1 of 2...
Страница 181: ...181 MD RD MT Model 50 w In Cab Schematic Diagram Page 2 of 2...
Страница 182: ...182 MD RD MT Model 50 w In Cab Wiring Diagram Page 1 of 3...
Страница 183: ...183 MD RD MT Model 50 w In Cab Wiring Diagram Page 2 of 3...
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Страница 185: ...185 MD RD MT Model 50 w In Cab CYCLE SENTRY Schematic Diagram Page 1 of 2...
Страница 186: ...186 MD RD MT Model 50 w In Cab CYCLE SENTRY Schematic Diagram Page 2 of 2...
Страница 187: ...187 MD RD MT Model 50 w In Cab CYCLE SENTRY Wiring Diagram Page 1 of 3...
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Страница 190: ...190 MD RD MT Model 50 CYCLE SENTRY Wiring Diagram Page 1 of 3...
Страница 191: ...191 MD RD MT Model 50 CYCLE SENTRY Wiring Diagram Page 2 of 3...
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