Mechanical Diagnosis
112
Engine speed too high
Misadjusted high speed solenoid
Adjust high speed solenoid
Defective injection pump
Repair injection pump
Engine fails to stop when unit is
Off
Fuel solenoid defective
Replace
Injection pump defective
Replace pump
Engine knocks heavily
Air in system
Bleed fuel system
Injection pump not timed
Retime injection pump
Wrong fuel
Change fuel
Compression too low
Overhaul engine
Injection nozzles fouled or opening
pressure too low
Clean, repair or replace injection
nozzles
Delivery valve spring broken
Replace spring or repair injection
pump
Valve out of adjustment
Adjust valves
Fuel return line plugged
Remove return line restriction
Rod or main bearing worn
Replace rod or main bearings
Engine runs hot
Dirty radiator
Wash radiator
Coolant level is low
Add coolant
Cooling system heavily scaled
Cleaning cooling system
Cylinder head gasket leaks
Replace cylinder head gasket. Use
correct gasket
Faulty thermostat
Check or replace thermostat
Loose or worn water pump belt
Replace belt
Oil pressure low
Insufficient oil in pan
Add oil
Faulty oil pressure switch
Check oil pressure switch. Replace if
necessary
Oil control valve defective
Check oil pressure control valve
Worn oil pump, camshaft, main or
connecting rod bearings, loose oil
gallery plug
Repair engine
High oil consumption
Oil leakage
Check and eliminate possible
causes at rocker arm cover, oil lines,
oil filter, front timing cover or
crankshaft seals
Damaged valve seals
Replace seals on valve stem
Worn valve stem
Replace valves
Broken piston rings or cylinder bore
worn or scored
Have engine repaired and rebored.
Replace broken piston rings
Clogged air cleaner system
Unclog air cleaner
Condition
Possible Cause
Remedy
Содержание 002008
Страница 4: ...4 ...
Страница 25: ...Unit Description 25 Figure 3 Zone 1 Cool Zone 2 Cool and Zone 3 Cool Zone 3 Zone 2 Zone 1 AGA168 ...
Страница 27: ...Unit Description 27 Figure 4 Zone 1 Cool Zone 2 Cool and Zone 3 Heat Zone 3 Zone 2 Zone 1 AGA169 ...
Страница 30: ...Unit Description 30 Figure 9 Front View AJA920 ...
Страница 31: ...Unit Description 31 1 Access Panels 2 Defrost Damper Figure 10 Back View 1 2 ARA104 ...
Страница 114: ...Mechanical Diagnosis 114 ...
Страница 116: ...Electric Standby Diagnosis 116 ...
Страница 120: ...Remote Evaporator Specifications 120 ...
Страница 122: ...Remote Evaporator Maintenance Inspection Schedule 122 ...
Страница 128: ...Remote Evaporator Electrical Maintenance 128 ...
Страница 132: ...Remote Evaporator Refrigeration Service Operations 132 ...
Страница 134: ...Remote Evaporator Structural Maintenance 134 ...
Страница 136: ...Remote Evaporator System Diagnosis 136 ...
Страница 140: ...Index 140 ...
Страница 142: ......
Страница 143: ...143 Model 30 Schematic Diagram Page 1 of 2 ...
Страница 144: ...144 Model 30 Schematic Diagram Page 2 of 2 ...
Страница 145: ...145 Model 30 Wiring Diagram Page 1 of 4 ...
Страница 146: ...146 Model 30 Wiring Diagram Page 2 of 4 ...
Страница 147: ...147 Model 30 Wiring Diagram Page 3 of 4 ...
Страница 148: ...148 Model 30 Wiring Diagram Page 4 of 4 ...
Страница 149: ...149 Model 50 Schematic Diagram Page 1 of 2 ...
Страница 150: ...150 Model 50 Schematic Diagram Page 2 of 2 ...
Страница 151: ...151 Model 50 Wiring Diagram Page 1 of 5 ...
Страница 152: ...152 Model 50 Wiring Diagram Page 2 of 5 ...
Страница 153: ...153 Model 50 Wiring Diagram Page 3 of 5 ...
Страница 154: ...154 Model 50 Wiring Diagram Page 4 of 5 ...
Страница 155: ...155 Model 50 Wiring Diagram Page 5 of 5 ...