N04023
Operator Comfort
N4-1
OPERATOR COMFORT
OPERATOR SEAT
The operator's seat provides a fully adjustable cush-
ioned ride for the driver's comfort and ease of opera-
tion.
Adjustment
The following adjustments must be made while sit-
ting in the seat.
1.
Headrest
: Move up, down, fore, or aft by mov-
ing headrest (1, Figure 4-1) to desired position.
2.
Armrests
: Rotate adjusting knob until armrest
is in desired position.
3.
Backrest
: Lift handle (3) to release and select
backrest angle; release control handle to set.
4.
Seat Belt
: Operator should always have seat
belt (4) buckled in place and properly adjusted
whenever vehicle is in motion.
5.
Seat Slope
: Lift lever (5) and hold to adjust the
slope of seat. Release lever to lock adjust-
ment.
6. & 7
Air Lumbar Support:
Each rocker switch (6
or 7) controls an air pillow. Switch (7) controls
the lower air pillow and switch (6) controls the
upper air pillow. To inflate, press on top of
rocker switch and hold for desired support, then
release. To deflate, press on bottom of rocker
switch and hold for desired support, then
release. Adjust each pillow for desired support.
8.
Seat Suspension
: Move rocker switch (8) up to
increase ride stiffness and down to decrease
ride stiffness.
9.
Horizontal Adjustment:
Lift control lever (9)
and hold. Bend knees to move seat to a com-
fortable position; release control lever to lock
adjustment
10.
Seat Height
: Lift lever (12) and hold to adjust
the height of the seat. Release lever to lock
adjustment.
Seat Removal
1. Remove capscrews (10, Figure 4-1) and hard-
ware that secures the seat base to the riser.
Remove capscrews (11) that secures tether to
floor.
2. Remove seat assembly from cab to clean work
area for disassembly.
Seat Installation
1. Mount seat assembly to seat riser. Install cap-
screws (10, Figure 4-1), lockwashers, flatwash-
ers and nuts. Tighten capscrews to standard
torque.
2. Fasten tether straps to floor with capscrews
(11), flatwashers and lockwashers. Tighten
capscrews to standard torque.
FIGURE 4-1. OPERATOR’S SEAT ADJUSTMENT
CONTROLS
1. Headrest
2. Armrest Adjustment
3. Backrest Adjustment
4. Seat Belt
5. Seat Slope Adjustment
6. Upper Air Pillow Lumbar Support
7. Lower Air Pillow Lumbar Support
8. Suspension Adjustment
9. Horizontal Adjustment
10. Mounting Capscrews and Hardware
11. Seat Tether Capscrew
12. Seat Height Adjustment
Summary of Contents for 830E
Page 1: ...CEBM013200 Shop Manual DUMP TRUCK SERIAL NUMBERS A30708 A30732 ...
Page 2: ......
Page 4: ...NOTES ...
Page 8: ...A 4 Introduction A00032 KOMATSU MODEL 830E TRUCK ...
Page 9: ... ...
Page 10: ... ...
Page 12: ...A2 2 Major Component Description A02063 830E MAJOR COMPONENTS ...
Page 32: ...A3 18 General Safety and Operating Instructions A03020 NOTES ...
Page 34: ...A3 20 General Safety and Operating Instructions A03020 ...
Page 46: ...A3 32 General Safety and Operating Instructions A03020 NOTES ...
Page 61: ... 0 1 23 4 5 67 5 789574 0 ...
Page 62: ... 7 4 4 0 5 0 8 3 7 4 4 2 1 5 4 4 4 A 4 4 4 8 8 4 0 4 5 67 5 789574 0 1 23 ...
Page 64: ... 4 1 5 4 4 4 0 3 9 2 C C 0 4 5 67 5 789574 0 1 23 ...
Page 65: ... 0 0 1 5 5 5 2 3 4 5 1 1 1 0 0 1 23 4 5 67 5 789574 0 ...
Page 66: ... 4 5 6 8 4 4 E C 4 4 4 E C 4 4 7 D 5 6 7 5 9 4 4 8 5 4 4 4 5 0 D 9 0 4 5 67 5 789574 0 1 23 ...
Page 67: ...3 5 5 4 5 2 8 5 5 D 4 4 1 1 1 6 1 1 7 8 5 5 0 1 23 4 5 67 5 789574 00 ...
Page 68: ... 2 8 0 7 5 2 5 8 F 03 4 5 67 5 789574 0 1 23 ...
Page 69: ...1 C 8 D 8 6 4 G 5 4 8 D 8 F 4 4 4 G 1 8 D 0 1 23 4 5 67 5 789574 02 ...
Page 72: ... 2 3 2 G 8 4 8 8 4 D 2 6 7 0 4 1 3 2 G 8 5 4 8 8 4 5 5 0 4 5 67 5 789574 0 1 23 ...
Page 74: ... 6 7 8 5 8 5 5 5 5 4 8 8 4 8 8 4 0 4 8 8 4 3 2 4 8 8 4 5 5 4 7 8 8 4 0 4 5 67 5 789574 0 1 23 ...
Page 75: ... 9 6 7 4 C F F F 0 0 8 0 0 F 0 88 1 6 7 G 6 G 8 G 8 4 6 7 4 4 0 2 0 1 23 4 5 67 5 789574 0 ...
Page 77: ... G 5 5 5 5 5 5 G 6 5 6 G 5 5 5 5 4 D 0 5 D 6 7 4 3 G 5 8 2 C 5 D 0 1 23 4 5 67 5 789574 0 0 ...
Page 78: ... 0 3 4 5 67 5 789574 0 1 23 ...
Page 80: ...0 4 5 67 5 789574 0 1 23 ...
Page 82: ...NOTES B1 2 Index B01018 ...
Page 92: ...NOTES B3 6 Dump Body B03018 ...
Page 94: ...C1 2 Index C01024 NOTES ...
Page 116: ...NOTES C5 6 Air Filtration System C05012 4 98 ...
Page 135: ...D02023 24 VDC Electric Supply System D2 17 FIGURE 2 8 CRANKING MOTOR ASSEMBLY ...
Page 181: ...E02016 2 02 Electrical Propulsion Components E2 25 ...
Page 228: ...E2 72 Electrical Propulsion Components 2 02 E02016 NOTES ...
Page 290: ...G2 8 Tires and Rims 04 03 G02004 NOTES ...
Page 304: ...G3 14 Front Wheel Hub and Spindle 04 03 G03018 NOTES ...
Page 312: ...H1 2 Index 5 03 H01015 NOTES ...
Page 324: ...H3 4 Rear Suspensions 4 03 H03015 ...
Page 331: ... 0 0 6 76 6 7 5 5 M A 5 5 0 1 23 4 0 1 5 6 7 6 4 7 G 2 6 7 3 3 H I 5 5 3 HH ...
Page 333: ...C B 654 7 H 6 27 0 L C N 6 2J 7 5 0 M 6 27 1 J 5 654 27 0 5 0 5 0 5 0 67 0 6 7 A ...
Page 370: ...J4 10 Brake Circuit Check Out Procedure J04031 NOTES ...
Page 380: ...J5 8 Rockwell Wheel Speed Front Disc Brakes J05019 NOTES ...
Page 410: ...L2 4 Hydraulic System L02027 NOTES ...
Page 426: ...L3 16 Hydraulic Component Repair 7 02 L03026 NOTES ...
Page 429: ...L04037 Steering Circuit L4 3 FIGURE 4 2 FLOW AMPLIFIER ...
Page 431: ...L04037 Steering Circuit L4 5 FIGURE 4 3 FLOW AMPLIFIER No Steer ...
Page 433: ...L04037 Steering Circuit L4 7 FIGURE 4 4 FLOW AMPLIFIER Steering Left ...
Page 435: ...L04037 Steering Circuit L4 9 FIGURE 4 5 FLOW AMPLIFIER Steering Right ...
Page 437: ...L04037 Steering Circuit L4 11 FIGURE 4 6 FLOW AMPLIFIER No Steer External Shock Load ...
Page 441: ...L04037 Steering Circuit L4 15 FIGURE 4 9 CUT AWAY VIEW OF STEERING PUMP ...
Page 444: ...L4 18 Steering Circuit L04037 NOTES ...
Page 453: ...L05026 Steering Component Repair L5 9 FIGURE 5 7 FLOW AMPLIFIER VALVE ...
Page 476: ...L5 32 Steering Component Repair L05026 NOTES ...
Page 483: ...L07027 Hoist Circuit L7 7 FIGURE 7 6 FLOAT POSITION ...
Page 485: ...L07027 Hoist Circuit L7 9 FIGURE 7 7 POWER UP ...
Page 487: ...L07027 Hoist Circuit L7 11 FIGURE 7 8 HOLD POSITION ...
Page 489: ...L07027 Hoist Circuit L7 13 FIGURE 7 9 POWER DOWN ...
Page 491: ...L07027 Hoist Circuit L7 15 FIGURE 7 10 FLOAT POSITION ...
Page 492: ...L7 16 Hoist Circuit L07027 NOTES ...
Page 504: ...L8 12 Hoist Circuit Component Repair L08031 FIGURE 8 18 HOIST CYLINDER ...
Page 512: ...L8 20 Hoist Circuit Component Repair L08031 NOTES ...
Page 523: ...L10016 05 03 Hydraulic Check out Procedure L10 11 FIGURE 10 5 FLOW AMPLIFIER VALVE ...
Page 532: ...NOTES M1 2 Index M01047 ...
Page 546: ...NOTES M5 4 Wiggins Quick Fill Fuel System M05002 10 96 ...
Page 556: ...NOTES M8 6 Special Tools M08005 7 02 ...
Page 592: ...M9 36 Air Conditioning System 05 02 M09010 for HFC 134a Refrigerant NOTES ...
Page 596: ...M19 4 Radiator Shutters M19002 NOTES ...
Page 597: ... 0 1 0 2 3 3 1 1 3 4 5 1 4 6 6 1 6 6 1 6 6 1 7 18 1 9 1 1 1 0 1 1 1 4 4 3 3 4 7 7 4 3 8 8 3 ...
Page 598: ... 3 3 4 1 1 6 6 6 6 6 0 0 2 2 0 1 0 0 3 3 7 3 6 6 7 7 8 1 1 4 2 4 1 1 51 1 3 1 1 1 1 ...
Page 599: ... 5 4 1 6 1 1 1 4 1 1 4 1 1 1 4 1 3 1 4 6 1 4 4 2 54 0 3 1 3 3 3 6 1 2 0 1 0 0 3 1 1 3 A ...
Page 604: ... 1 0 8 D 1 4 J D 7 1 L 8 6 0 8 0 8 3 1 3 N 8 3 1 0 N 3 1 ...
Page 609: ... 1 8 0 8 8 7 8 8 8 8 0 3N 0 0 0 8 4 1 8 D 8 0 8 0 1 8 1 4 D 3 1 4 D 8 D 8 T D 63 8 8 ...
Page 614: ... 1 1 0 0 D 0 8 8 0 0 H 0 D D D D 8 D D 0 8 8 0 0 8 8 D E D 8 0 8 ...
Page 616: ... 8 8 D 1 G J 4 D 0 F 6 0 1 1 0 0 4 D 8 8 D 1 8 8 D 8 D 0 6 E 0 8 8 8 E 0 8 8 8 ...
Page 619: ... 7 0 D D D D 0 0 9 0 D D 0 8 0J D 0 0 0 0 0 0 0 4 D 0 0 D 0 0 3 D 3 0 H 0 2 0 0 8 0 D 6 0 ...
Page 621: ... 8 8 P Q D 0 8 D 0 3 T D E E 9 2 2 1 2 7 2 17 2 5 7 5 A 7 5 7 5 B 7 5 7 9 2 21 1 21 2 2 9 ...
Page 622: ... E H D D D D D D D D ...
Page 625: ...6 8 4 2 D A K 0 8 0 0 D P Q 0 H D H D P Q D H 8 0 ...
Page 626: ... D 0 P Q 8 8 D P Q D PH Q 8 0 ...
Page 627: ... 0 0 1 2 0 3 3 0 3 3 4 5 2 0 1 3 3 3 3 2 3 3 6 6 1 3 3 3 3 7 2 8 9 4 4 4 4 4 2 3 3 4 2 3 3 ...
Page 628: ... 2 2 0 4 5 1 1 4 4 1 1 3 3 3 3 7 4 3 1 3 2 2 3 23 0 8 9 4 A 8 9 4 4 4 4 4 0 2 4 4 B 4 4 4 ...
Page 629: ... 4 4 4 ...
Page 630: ...7 0 1 C 2 70 70D 4 0 4 C 2 4 8 9 ...
Page 631: ...0 4 4 8 5 E 9 ...
Page 632: ... 0 1 3 3 F 4 G H 4 F 4 C 2 4 8 119 5 4 8 9 ...
Page 633: ...A 2 4 8 4 4 3 5 F 4 0 4 C 2 4 ...
Page 634: ... 3 0 5 3 6 3 ...
Page 635: ...I 4 F 4 4 4 ...
Page 636: ...7 0 7 7 7 C 2 I1 2 7 C 2 7 1 7 I ...
Page 637: ...7 4 0 7 7 7 C 2 I1 2 7 C 2 7 J 7 ...
Page 638: ...7 5 6 0 7 7 7 C 2 I1 2 7 C 2 7 J 7 ...
Page 639: ...7 7 8 0 7 7 7 C 2 I1 2 7 C 2 7 J 7 ...
Page 640: ...77 9 0 I1 0 0 C 2 7 ...
Page 641: ...70 5 4 0 K 4 ...
Page 642: ...7 5 0 6 4 1 1 4 8 119 5 8 119 5 8 9 ...
Page 643: ...7A 30 6 7 4 8 119 5 4 8 9 2 ...
Page 644: ...7 ...
Page 645: ...7I ...
Page 646: ...0 ...
Page 649: ... D D 0 4 D 4D 0 E F G G H G 9 0 G G 2 G G D D E 2 3 G G D D I 4 4 4 5 3 4 6 5 G G D D I ...
Page 652: ... 2 67 D D 5 4 M6 5 N 2 M6 5 N DI D 5 2 6 OI M6 P 4 I ...
Page 653: ... A 0 A E 0 7 0 7 7 7 9 4 7 6 0 6 E E 7 0 ...
Page 654: ...0 1 0 9 2 4 7 7 7 E 7 0 4 9 4J0 4 4 E7 9 J 47 4 E 4 E7 E 7 0 7 09 49 6E E 2 2 ...
Page 678: ...N2 16 Truck Cab 04 03 N02014 NOTES ...
Page 682: ...N3 4 Cab Components N03018 NOTES ...
Page 688: ...N4 6 Operator Comfort N04023 NOTES ...
Page 710: ...N5 22 Operator Controls N05056 NOTES ...
Page 712: ...P1 2 Index P01028 NOTES ...
Page 715: ...P02039 Lubrication and Service P2 3 ...
Page 726: ...P2 14 Lubrication and Service P02039 NOTES ...
Page 744: ...P3 18 Automatic Lubrication System P03022 NOTES ...
Page 745: ... 0 0 1 2 0 0 3 3 0 0 1 2 0 4 5 6 7 6 4 ...
Page 746: ...8 9 9 8 9 9 9 9 2 8 3 1 1 3 3 9 9 9 0 3 4 6 7 6 4 5 ...
Page 748: ... 1 9 B 9 3 9 B 3 0 0 0 B 2 1 A 9 B 3 46 2 46 B 3 3 6 5 B 3 46 3 6 B 4 6 7 6 4 5 ...
Page 754: ...R1 2 System Schematics R01060 NOTES ...
Page 755: ......
Page 758: ......
Page 759: ......
Page 760: ......
Page 761: ......
Page 762: ......
Page 763: ......
Page 764: ......
Page 765: ......
Page 766: ......
Page 767: ......
Page 768: ......
Page 769: ......
Page 770: ......
Page 771: ......
Page 772: ......
Page 773: ......
Page 774: ......
Page 775: ......
Page 776: ......
Page 777: ......
Page 778: ......
Page 779: ......
Page 780: ......
Page 781: ......
Page 782: ......
Page 783: ......