MAINTENANCE
3-1
285 MM191 (12---89)
SECTION 3
CONTENTS
Page
RECOMMENDED FIRST 50-HOUR
MACHINE INSPECTION
3-3
. . . . . . . . . . . . . . . . .
MAINTENANCE CHART
3-4
. . . . . . . . . . . . . . . . . . . .
LUBRICATION
3-6
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENGINE
3-6
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GASOLINE AND LPG ENGINES
3-6
. . . . . . .
DIESEL ENGINES
3-6
. . . . . . . . . . . . . . . . . . .
STEERING GEAR
3-6
. . . . . . . . . . . . . . . . . . . . . .
REAR WHEEL SUPPORT
3-6
. . . . . . . . . . . . . . . .
FRONT WHEEL BEARINGS
3-6
. . . . . . . . . . . . . .
HOPPER LIFT ARM PIVOTS
3-7
. . . . . . . . . . . . .
HOPPER DOOR LATCHES
3-7
. . . . . . . . . . . . . .
SCRUB ATTACHMENT LEG CASTERS
3-8
. . . .
SCRUB ATTACHMENT DEBRIS HOPPER
3-8
.
HYDRAULICS
3-9
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HYDRAULIC FLUID
3-9
. . . . . . . . . . . . . . . . . . . . .
HYDRAULIC FLUID RESERVOIR
3-9
. . . . . . . . .
TO DRAIN HYDRAULIC FLUID
RESERVOIR AND REPLACE
FILTER ELEMENT
3-10
. . . . . . . . . . . . . . . .
TO FILL HYDRAULIC FLUID
RESERVOIR
3-11
. . . . . . . . . . . . . . . . . . . . .
HYDRAULIC PUMPS
3-11
. . . . . . . . . . . . . . . . . . . .
DIRECTIONAL PEDAL
3-11
. . . . . . . . . . . . . . . . . .
TO ADJUST DIRECTIONAL PEDAL
3-12
. . . .
LIFT ARM SPEED LIMITER
3-13
. . . . . . . . . . . . . .
HYDRAULIC FLUID LEAKS
3-13
. . . . . . . . . . . . . .
HYDRAULIC SCHEMATIC,
LOW DUMP MODEL
3-14
. . . . . . . . . . . . . . . . .
HYDRAULIC SCHEMATIC,
MULTI-LEVEL DUMP MODEL
3-15
. . . . . . . . .
HYDRAULIC SYSTEM
TROUBLESHOOTING
3-16
. . . . . . . . . . . . . . . .
HYDRAULIC COMPONENTS
TROUBLESHOOTING
3-18
. . . . . . . . . . . . . . . .
ENGINE
3-19
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENGINE LUBRICATION
3-19
. . . . . . . . . . . . . . . . .
GASOLINE AND LPG ENGINES
3-19
. . . . . . .
DIESEL ENGINES
3-19
. . . . . . . . . . . . . . . . . . .
COOLING SYSTEM
3-19
. . . . . . . . . . . . . . . . . . . . .
AIR INTAKE SYSTEM
3-20
. . . . . . . . . . . . . . . . . . .
AIR FILTER RESTRICTION INDICATOR 3-21
.
AIR FILTER
3-21
. . . . . . . . . . . . . . . . . . . . . . . . .
TO REPLACE AIR FILTER ELEMENT
3-22
. . .
FUEL SYSTEM --- GASOLINE
3-23
. . . . . . . . . . . .
FUEL FILTER
3-23
. . . . . . . . . . . . . . . . . . . . . . .
CARBURETOR
3-23
. . . . . . . . . . . . . . . . . . . . . .
Page
FUEL SYSTEM --- LPG
3-24
. . . . . . . . . . . . . . . . . .
LPG FUEL SYSTEM
3-24
. . . . . . . . . . . . . . . . . .
FUEL TANKS
3-25
. . . . . . . . . . . . . . . . . . . . . . .
TO CHANGE AN LPG FUEL TANK
3-26
. . . . .
FUEL FILTER LOCK
3-26
. . . . . . . . . . . . . . . . . .
VAPORIZER-REGULATOR
3-26
. . . . . . . . . . . .
CARBURETOR
3-26
. . . . . . . . . . . . . . . . . . . . . .
OIL PRESSURE SWITCH
3-26
. . . . . . . . . . . . .
LPG FUEL TROUBLESHOOTING
3-27
. . . . . .
FUEL SYSTEM --- DIESEL
3-28
. . . . . . . . . . . . . . .
DIESEL FUEL SYSTEM
3-28
. . . . . . . . . . . . . . .
FUEL WATER TRAP-FILTER
3-28
. . . . . . . . . . .
TO REPLACE FUEL FILTER ELEMENT
3-28
.
PRIMING FUEL SYSTEM
3-28
. . . . . . . . . . . . .
TO PRIME FUEL SYSTEM
3-29
. . . . . . . . . . . .
GOVERNOR --- GASOLINE, LPG
(For machines below serial
number 010750)
3-29
. . . . . . . . . . . . . . . . . . . . .
TO ADJUST GOVERNOR
(For machines below serial
number 010750)
3-29
. . . . . . . . . . . . . . . . . .
GOVERNOR --- GASOLINE, LPG
(For machines serial number
010750 and above)
3-30
. . . . . . . . . . . . . . . . . .
IGNITION SYSTEM --- GASOLINE, LPG
3-30
. . .
SPARK PLUGS
3-30
. . . . . . . . . . . . . . . . . . . . . .
DISTRIBUTOR
(For machines below
serial number 010750)
3-31
. . . . . . . . . . . .
ENGINE IGNITION TIMING
(For machines below serial
number 010750)
3-31
. . . . . . . . . . . . . . . . . .
TO CHECK AND ADJUST IGNITION
TIMING (For machines below
serial number 010750)
3-31
. . . . . . . . . . . .
ENGINE IGNITION TIMING
(For machines serial number
010750 and above)
3-32
. . . . . . . . . . . . . . .
CYLINDER HEAD --- GASOLINE, LPG
3-32
. . . . .
CYLINDER HEAD
3-32
. . . . . . . . . . . . . . . . . . . .
VALVE TAPPET CLEARANCE
3-32
. . . . . . . . .
CYLINDER HEAD --- DIESEL
3-33
. . . . . . . . . . . . .
CYLINDER HEAD
3-33
. . . . . . . . . . . . . . . . . . . .
VALVE CLEARANCE
3-33
. . . . . . . . . . . . . . . . .
CRANKCASE VENTILATION SYSTEM
3-33
. . . . .
TUNE-UP CHART --- GASOLINE, LPG
3-33
. . . . .
Summary of Contents for 285
Page 1: ...r 285 Sweeper Scrubber ...
Page 6: ...ABOUT THIS MANUAL 285 MM191 12 89 d ...
Page 18: ...SPECIFICATIONS 285 MM191 12 89 1 2 ...
Page 22: ...SPECIFICATIONS 285 MM191 12 89 1 6 ...
Page 24: ...OPERATION 2 2 285 MM191 12 89 ...
Page 62: ...OPERATION 2 40 285 MM191 NIL ...
Page 76: ...MAINTENANCE 285 MM191 12 89 3 14 04644 HYDRAULIC SCHEMATIC LOW DUMP MODEL ...
Page 77: ...MAINTENANCE 3 15 285 MM191 12 89 04645 HYDRAULIC SCHEMATIC MULTI LEVEL DUMP MODEL ...
Page 103: ...MAINTENANCE 3 41 285 MM191 6 90 06187 ELECTRICAL SCHEMATIC AUTO SHAKER RFS ...
Page 104: ...MAINTENANCE 285 MM191 6 90 3 42 06187 ELECTRICAL SCHEMATIC AUTO SHAKER RFS ...
Page 134: ...APPENDIX 285 MM191 12 89 4 2 ...