Table of Contents
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Table of Contents
Table of Contents
Table of Contents.................................................................................................................... 00-
Table of Contents................................................................................................................. 00-
Foreword................................................................................................................................. 00-
Before reading this manual .................................................................................................. 00-
Specification............................................................................................................................ 01-
Specification dimension drawing.......................................................................................... 01-
Specifications....................................................................................................................... 01-
Weight table ......................................................................................................................... 01-
Table of fuel, coolant and lubricants .................................................................................... 01-
Cooling system and related devices ....................................................................................... 10-
Cooling system .................................................................................................................... 10-
Hydraulic system..................................................................................................................... 10-
Power ladder system ........................................................................................................... 10-
Electrical system ..................................................................................................................... 10- 10
Power ladder controller ........................................................................................................ 10- 10
Rear view monitor system.................................................................................................... 10- 19
Engine service monitor system ............................................................................................ 10- 22
Parking brake circuit ............................................................................................................ 10- 24
Sensor.................................................................................................................................. 10- 26
20 Standard value table
Standard value table ............................................................................................................... 20-
Standard value table for chassis.......................................................................................... 20-
Standard value table for electrical system ........................................................................... 20-
30 Testing and adjusting
Testing and adjusting .............................................................................................................. 30-
Inspection and adjustment of potentiometer ........................................................................ 30-
Ladder position calibration procedure.................................................................................. 30-
Procedure for testing diodes ................................................................................................ 30-
General information on troubleshooting.................................................................................. 40-
Classification and procedures of troubleshooting ................................................................ 40-
Failure codes table............................................................................................................... 40-
Fuse locations...................................................................................................................... 40-
Troubleshooting by failure code.............................................................................................. 40-
Failure code [D1EMKA] (Disconnection of parking brake interlock relay) ........................... 40-
Failure code [D1EMKB] (Ground fault of parking brake interlock relay) .............................. 40- 11
Failure code [D1EMKY] (Hot short of parking brake interlock relay) ................................... 40- 12
Failure code [D1EPKA] (Disconnection of ladder drive pump relay) ................................... 40- 13
Failure code [D1EPKB] (Ground fault of ladder drive pump relay) ...................................... 40- 14
Failure code [D1EPKY] (Short circuit of ladder drive pump relay) ....................................... 40- 15
Failure code [D1EQKY] (Ladder operation alarm relay output hot short circuit).................. 40- 16
Failure code [D1EQKZ] (Ladder operation alarm relay output abnormality:
Open circuit, ground fault) ........................................................................................ 40- 17
00-2
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WA900-3E0
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Table of Contents
Troubleshooting
